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Porr

PORR AG is an Austrian construction company headquartered in Vienna, founded in 1869 as the Allgemeine Österreichische Baugesellschaft, and listed on the Vienna Stock Exchange since its inception that same year, making it the oldest continuously traded stock there.^[1]^[2] As one of Europe's leading construction firms, PORR specializes in a full range of services including conception, planning, financing, building construction, civil engineering, and infrastructure projects, with a strong emphasis on innovation, sustainability, and efficiency.^[3]^[4] The company's history traces back to its establishment on March 16, 1869, as a public limited company focused on general building activities in Austria.^[5] A. Porr Betonbau was founded in 1908 by civil engineer Arthur Porr, a pioneer in concrete construction whose innovations significantly shaped the firm's expertise in reinforced concrete and structural engineering; the companies merged in 1927.^[4] Over more than 155 years, PORR has evolved into a major international player, contributing to landmark projects such as Vienna's urban development, the advancement of the New Austrian Tunnelling Method, and large-scale infrastructure like bridges, tunnels, and rail systems across Europe and beyond.^[3]^[6] Today, PORR operates in home markets including Austria, Germany, Switzerland, Poland, the Czech Republic, Slovakia, and Romania, while executing projects in additional international locations such as Qatar and Norway, with a workforce supporting complex, sustainable construction initiatives.^[3] The group maintains a commitment to social responsibility, transparency, and technological advancement, positioning it as a key contributor to Europe's built environment.^[3]

History

Founding and Early Years (1869–1945)

Porr AG traces its origins to 1869, when it was established in Vienna as the Allgemeine Österreichische Baugesellschaft, a public limited company focused initially on railway, industrial, and civil construction projects.^[4] This founding marked it as one of the earliest joint-stock building firms in Austria, with an emphasis on infrastructure development amid the era's rapid industrialization. By the late 19th century, the company had contributed to numerous key edifices, including buildings along Vienna's Ringstrasse and the Hotel Sacher between 1873 and 1876, showcasing early expertise in large-scale urban and architectural works.^[4] A pivotal merger occurred in 1927, when the Allgemeine Baugesellschaft combined with A. Porr Betonbau-Unternehmung, founded by engineer Arthur Porr in 1908, to form the Allgemeine Baugesellschaft - A. Porr Aktiengesellschaft.^[4] This union integrated advanced reinforced concrete techniques pioneered by Porr, expanding capabilities into modern structural engineering and solidifying the company's name. The entity, already listed on the Vienna Stock Exchange since its inception on April 8, 1869—making it Austria's oldest continuously traded stock—benefited from this consolidation to undertake ambitious infrastructure endeavors.^[4] A landmark project was the construction of the Grossglockner High Alpine Road, initiated in 1930 and completed in 1935, representing Austria's first major alpine highway at altitudes up to 2,600 meters and demonstrating pioneering engineering in challenging terrain.^[4] During the 1930s, the company experienced substantial workforce expansion, underscoring its growing operational scale and reliance on Austrian engineering prowess.^[7] Following Austria's annexation in 1938, Porr aligned with the Nazi regime, resulting in the removal of politically unpopular or "non-Aryan" staff and the acquisition of significant shareholdings by German interests, including 42.7% control by the House of Hanover-Braunschweig-Lüneburg.^[4] The firm secured wartime contracts through collaboration with the Todt Organization and IG Farben, including subcontracts for armaments-related infrastructure and SS projects such as a switch house at Auschwitz in 1942 and foundation work at Parchwitz in 1944, during which it exploited forced and slave laborers.^[4]^[8] Post-war, Porr undertook a comprehensive historical reappraisal of its Nazi-era activities from 1938 to 1945, commissioning a joint research project with the University of Vienna, Fritz Bauer Institute, and Goethe University Frankfurt (2022–2024) to document decision-making processes, business ties to Nazi entities, and the use of forced labor, with findings aimed at supporting compensation efforts like the Reconciliation Fund and promoting transparent accountability. The project's results were published in March 2025 as the book Die Porr AG und ihre Tochterunternehmen in der NS-Zeit (Metropol Verlag), providing a detailed analysis of Aryanization, forced labor exploitation, and corporate adaptation to the regime.^[8]^[9]

Post-War Expansion and Innovations (1946–1990)

Following World War II, PORR AG played a significant role in Austria's reconstruction efforts, focusing on essential housing and infrastructure projects in war-devastated regions. The company contributed to the rebuilding of the Vienna State Opera between 1945 and 1955, restoring a key cultural landmark amid the nation's recovery. Additionally, PORR expanded the Mariazell federal road in Lower Austria during the late 1940s and early 1950s, improving connectivity in rural areas affected by wartime destruction.^[4] In the 1950s, PORR expanded into civil engineering, securing major contracts for hydroelectric infrastructure that supported Austria's energy needs and economic revitalization. A prominent example was the construction of the Tauern power plant at Glockner-Kaprun from 1951 to 1955, involving the development of dams and associated facilities in the Austrian Alps. This project exemplified PORR's growing expertise in large-scale water management works. Further advancements came in the 1960s with the Ybbs-Persenbeug power plant on the Danube, where PORR employed an innovative watertight excavation technique using planks driven into the riverbed to enable construction in challenging aquatic environments. These efforts aligned with urban developments in Vienna, including infrastructure upgrades that bolstered the city's post-war growth.^[4] The 1970s marked a period of technological innovation for PORR, particularly in tunneling. The company became closely associated with the New Austrian Tunnelling Method (NATM), a groundbreaking approach emphasizing the rock mass's self-supporting capacity through systematic monitoring and flexible support systems. Developed in Austria between 1957 and 1965 by engineers including Ladislaus von Rabcewicz, Leopold Müller, and Franz Pacher, NATM was refined and applied by PORR in various projects, revolutionizing underground construction worldwide. One early application was the Uetliberg water supply tunnel in Switzerland during the 1960s, where PORR utilized NATM principles to navigate complex geology efficiently.^[10] Corporate milestones during this era included diversification through the establishment of specialized subsidiaries in the 1970s, enabling PORR to expand beyond domestic borders while strengthening its core competencies. By the 1980s, PORR had developed dedicated divisions for tunneling and bridge construction, as evidenced by its execution of major contracts for Deutsche Bahn in Germany, which solidified its reputation in infrastructure engineering. These developments occurred against the backdrop of Austria's post-war economic miracle, characterized by sustained annual growth rates exceeding 5% in real terms during the 1950s and continuing at similar levels through the 1960s and 1970s, with construction output playing a pivotal role in the sector's expansion.^[4]^[11]^[12]

Modern Developments and International Growth (1991–present)

Following the fall of the Iron Curtain, PORR began its international expansion in 1991 by entering Eastern European markets, starting with initial projects in the Czech Republic and Hungary.^[13]^[14] This marked a shift from its domestic focus, leveraging post-communist reconstruction opportunities. By the 2000s, PORR established subsidiaries across the region, including in Slovakia (1991 onward), Poland, and Romania, solidifying these as core home markets with full-service operations in building and civil engineering.^[11]^[14] Key mergers and acquisitions drove further consolidation and geographic diversification. In 2012, PORR acquired Teerag-Asdag AG, making it a wholly owned subsidiary and enhancing its capabilities in road construction and asphalt production.^[15] This was complemented by the formation of a shareholder syndicate comprising the IGO Industries Group and the Strauss Group, which secured majority control and supported strategic investments. In 2016, Teerag-Asdag merged with PORR Bau GmbH, streamlining operations under the PORR brand.^[16] Expansion into Germany accelerated in the 2010s through acquisitions such as Franki Grundbau in 2016–2017, which bolstered expertise in foundation engineering and excavation, and Heijmans Oevermann GmbH in 2017, strengthening steel construction and market position.^[17]^[18] In April 2025, PORR acquired a 75% majority stake in Knape Bahnbau GmbH, further expanding its railway infrastructure capabilities in Germany.^[19] Similar moves in Norway included targeted infrastructure acquisitions to support oil and gas projects. International milestones underscored PORR's evolution into a pan-European player. The company entered the Middle East in 2012, establishing a hub in Qatar for infrastructure developments and extending to the UAE and Oman, focusing on high-profile transport and energy projects.^[20] In Norway, expansion during the 2010s targeted oil and gas infrastructure, exemplified by the Drammen Bridge project, contributing to operations in over 20 countries by 2025.^[14]^[21] These efforts diversified revenue streams, with international segments accounting for a growing share of output amid selective project pursuits in the UK and beyond.^[14] Strategic shifts emphasized technological and environmental integration. In the 2010s, PORR adopted Building Information Modeling (BIM) as a core digital tool, pioneering its use for enhanced planning efficiency and collaboration, with full implementation across projects by the late decade.^[22]^[23] Post-2015, sustainability became central, aligning with the EU Green Deal through the "Intelligent Growth with Green and Lean" strategy, which targets a 55% reduction in GHG emissions by 2030 (versus 2020 baseline) and increased use of recycled materials (6.3% in 2023).^[14] This included EU Taxonomy-eligible revenue reaching 47.5% by 2023, alongside initiatives like gypsum recycling plants and 100% green electricity in Norway operations.^[14] Recent events highlight financial maturity and market recognition. In April 2025, PORR completed its share buyback program initiated in 2024, repurchasing 701,614 shares to optimize capital structure.^[24] September 2025 saw promotion to the ATX index, reflecting a 118% share price rise over the prior year and affirming its status among Austria's top 20 listed firms.^[25] The ongoing "PORR 2025" future program, launched in 2023, drives efficiency gains through process optimization and resilience enhancements, targeting sustained profitable growth amid cyclical challenges.^[26]^[14]

Corporate Structure

Business Units and Operations

PORR AG structures its operations through a lean organizational framework consisting of five decentralized segments—AT/CH, DE, PL, CEE, and Infrastructure International—alongside a holding segment that oversees central functions such as management, equipment services, and shared services.^[21]^[24] The AT/CH segment primarily handles building construction and civil engineering projects in Austria and eastern Switzerland, serving as the company's largest operational unit.^[21] The DE segment concentrates on infrastructure developments, including roads, bridges, and rail systems, across Germany.^[21] Meanwhile, the PL segment manages operations in Poland, focusing on a mix of building and civil works; the CEE segment covers the Czech Republic, Slovakia, and Romania with similar emphases on regional infrastructure and construction needs; and the Infrastructure International segment specializes in engineering, procurement, and construction (EPC) contracts in select global markets, including Norway, Qatar, the United Kingdom, and the Middle East.^[21]^[24] The company's operational scope encompasses 137 fully consolidated subsidiaries worldwide, with 70 domestic and 67 foreign entities as of June 30, 2025, enabling a comprehensive value chain that integrates design, construction, and ongoing maintenance services across all segments.^[24] Employee distribution reflects the scale of these units, with approximately 47% of the total workforce of 20,651 employees allocated to the AT/CH segment (9,686 staff), as of June 30, 2025.^[24] Geographically, core markets in the DACH region (Germany, Austria, and Switzerland) account for roughly 75% of production output, based on the first half of 2025 figures where Austria contributed 45.6%, Germany 27.6%, and Switzerland 2.0%; emerging markets in Central and Eastern Europe (CEE countries at approximately 23.2% combined: Poland 13.1%, Romania 5.3%, Czech Republic and Slovakia 4.8%) and the Middle East further diversify revenue streams.^[24] Support functions are centralized within the holding segment, including research and development focused on innovative infrastructure technologies such as the patented Slab Track Austria system for ballastless rail tracks, developed in collaboration with Austrian Federal Railways (ÖBB).^[24]^[27] Logistics and procurement activities are coordinated from hubs in Vienna, the company headquarters, with a strategy emphasizing long-term supplier relationships and regional purchasing departments to streamline operations across segments.^[28]^[29] In 2025, the Infrastructure International segment continues to manage ongoing projects in Norway while evaluating further market opportunities, contributing to international EPC contracts amid a strong order intake in the sector.^[30]^[24]

Management and Governance

PORR AG's executive leadership is headed by Karl-Heinz Strauss, who has served as Chairman of the Management Board and CEO since September 2010, overseeing the company's strategic direction and international expansion efforts.^[31] Strauss holds a background in civil engineering, having graduated from the Higher Technical Institute (HTL) for civil engineering, followed by studies at Harvard University and the University of St. Gallen, where he earned an MBA; prior to joining PORR, he founded Strauss & Partner Immobilien GmbH in 2000.^[31] Under his leadership, PORR has focused on restructuring and growth, including the implementation of key transformation initiatives.^[32] The Management Board, comprising four members as of 2025, handles operational and financial oversight. Key executives include Klemens Eiter, who joined as CFO in May 2022 after serving as Managing Partner at BDO Austria GmbH, focusing on financial strategy and IFRS compliance.^[33] Claude-Patrick Jeutter has been COO since January 2024, managing international operations across Europe and beyond.^[34] Josef-Dieter Deix was appointed COO in March 2025, with a primary focus on Austrian operations and civil engineering projects, bringing extensive experience from prior roles in the sector. This compact board structure ensures agile decision-making aligned with PORR's growth objectives.^[31] The Supervisory Board provides strategic oversight and is chaired by Iris Ortner since April 2024, the first woman in this role and a member since 2010; it comprises eight shareholder-appointed members as of 2025, with additional employee representatives elected under Austrian corporate law, for a total of twelve members.^[35]^[36] Its composition balances shareholder representatives, such as deputy chairman Karl Pistotnik and Klaus Ortner, with independent experts, including sustainability specialists like Ortner, who also chairs the dedicated Sustainability Committee formed in 2021.^[35] Employee representatives, including Robert Grüneis, Martina Stegner, Gottfried Hatzenbichler, Wolfgang Ringhofer, and Christian Supper, ensure diverse perspectives.^[36] Recent additions in 2025 include Henrietta Egerth-Stadlhuber and Axel Melchior, appointed in April, further strengthening expertise in finance and shareholder relations.^[37] PORR's governance practices adhere to the Austrian Code of Corporate Governance, as affirmed annually by the Management and Supervisory Boards, emphasizing transparency, risk management, and ethical standards in compliance with Vienna Stock Exchange requirements.^[38] The company maintains robust anti-corruption policies, positioning it as the first listed Austrian construction firm to meet elevated standards in compliance and integrity, informed by a comprehensive historical reappraisal of its activities during the Nazi era (1938–1945), which was commissioned and published to address past involvement in regime-related projects.^[39] ESG factors have been integrated into board decisions since at least 2015, with annual sustainability reporting under GRI standards and the establishment of a Supervisory Board Sustainability Committee in 2021 to oversee environmental and social initiatives. As of November 2025, there have been no major leadership transitions beyond the routine appointment of Josef-Dieter Deix, reflecting stability in the executive team. The board continues to prioritize the "PORR 2025" transformation program, led by CEO Strauss, which drives digital initiatives such as BIM adoption and operational efficiency to enhance resilience and profitable growth through 2025 and beyond.^[14]

Range of Services

Building Construction

PORR AG provides comprehensive building construction services across a diverse range of building types, encompassing residential developments such as apartments and social housing, commercial structures including offices and hotels, industrial facilities like factories, and public buildings such as healthcare centers and schools.^[40] The company manages the full project lifecycle, from initial planning and design through to construction execution and final handover, ensuring integrated delivery for clients in these sectors.^[41] This end-to-end approach allows PORR to tailor solutions to specific user needs while adhering to high standards of quality and functionality.^[40] In its construction techniques, PORR employs modular methods, including prefabrication, enabling parallel off-site manufacturing and assembly for efficiency.^[40] Additionally, the company specializes in the revitalization of historic structures, particularly in Vienna, where it preserves architectural heritage through sensitive renovations and modern upgrades.^[40] PORR's annual building project output demonstrates substantial capacity, with contributions to projects totaling hundreds of thousands of square meters, such as the 100,000 m² Lower Silesian Centre for Oncology hospital, underscoring its scale in delivering complex builds.^[14] Emphasis is placed on energy-efficient designs that comply with EU Taxonomy standards, incorporating features like geothermal systems, photovoltaics, and low-emission materials to meet regulatory requirements for sustainable construction.^[14] PORR has integrated innovations such as Building Information Modeling (BIM) for 3D digital planning and coordination, enhancing project accuracy and collaboration across teams.^[22] Since the 2010s, the company has incorporated smart building technologies, including automated systems for energy management and occupant comfort, into its projects to support long-term operational efficiency.^[40] The majority of PORR's building services—approximately 70% of its total output—are concentrated in Austria and Germany, with representative examples including high-rise office developments in Vienna, such as the EURO PLAZA 5 tower.^[14]^[42] This regional focus leverages PORR's established expertise in these core markets while extending capabilities to other European countries.^[40]

Civil Engineering

PORR's civil engineering division specializes in foundational projects, including tunneling, bridge construction, dam reinforcements, and underground utilities, with a strong emphasis on geotechnical expertise to ensure stability in challenging terrains. The company employs the New Austrian Tunnelling Method (NATM) for tunneling operations, particularly in soft ground conditions, where shotcrete and rock bolts provide immediate support while allowing for deformation monitoring to maintain structural integrity. This method has been integral to projects like the Stuttgart 21 railway initiative, where PORR utilized NATM for connection tunnels branching from the main line.^[43]^[44] In tunneling, PORR applies sequential excavation techniques combined with real-time monitoring systems to manage projects extending several kilometers, such as the 4.6 km railway tunnel in Łódź, Poland, constructed using tunnel boring machines (TBMs) alongside conventional methods for optimal efficiency. Geotechnical surveys form a core part of preparatory work, involving detailed soil analysis and rock assessments to inform design and mitigate risks, as demonstrated in high-alpine dam projects like the sealing of the Feldsee dam at 2,200 meters above sea level, where secant bored pile walls up to 35 meters deep were installed in rocky subsoil.^[45]^[46] Bridge construction represents another key capability, encompassing reinforced and prestressed concrete structures, steel composites, and cable-stayed designs, often integrated with foundation works in riverine or alpine settings to withstand environmental loads. For instance, the Landeck Inn River Bridge project highlights PORR's handling of complex hydraulic and geotechnical challenges in alpine regions. The division also manages underground utilities, including sewage, district heating, and water pipelines, often in conjunction with tunneling efforts for pumped storage and rail infrastructure.^[47]^[48]^[49] PORR's civil engineering activities accounted for 57.4% of total output as of 2024, with projects frequently valued over €100 million, such as major contributions to the Stuttgart 21 and Koralm Tunnel expansions.^[50]^[51] Advancements include the adoption of digital planning and lean construction processes in the 2020s, alongside involvement in robotics initiatives through the Construction Robotics Center since 2018, enhancing precision in drilling and excavation tasks. The company's regional strength lies in alpine areas, where it reinforces dams and constructs tunnels adapted to seismic and geological hazards, drawing on decades of high-alpine expertise.^[52] In 2025, civil engineering continued as a growth driver, comprising over 60% of the order backlog as of mid-year.^[53]

Infrastructure

PORR AG plays a pivotal role in the development and maintenance of large-scale transport and utility networks across Europe, specializing in integrated infrastructure solutions that enhance connectivity and efficiency. The company's infrastructure division encompasses key domains such as roads, railways, airports, and water supply systems, where it delivers comprehensive services from planning to execution. For roads, PORR provides full-service construction of motorways, expressways, and pavements, producing approximately 3 million tonnes of asphalt annually through 29 plants in Austria alone, enabling high-performance surfaces for durable transport corridors.^[54] In railways, PORR excels in high-speed rail projects using proprietary Slab Track Austria technology, which supports speeds up to 400 km/h with reduced noise and maintenance needs, as demonstrated in upgrades like the Erfurt–Leipzig/Halle line (VDE 8.2).^[55] Airport infrastructure includes EPC contracts for runway construction, ensuring precision and safety in aviation hubs.^[54] For water supply systems, PORR constructs pipelines for water, wastewater, and energy distribution, incorporating waterproofing solutions with bituminous materials and plastics to protect reservoirs and networks.^[54] PORR frequently secures EPC contracts through its subsidiary PORR EPC GmbH, providing turnkey delivery for complex infrastructure projects that integrate engineering, procurement, and construction phases.^[55] The company also leverages Public-Private Partnership (PPP) models to facilitate public funding and long-term operation, spanning 20-30 years across development, financing, design, build, operation, and maintenance; a notable example is the M6 motorway section in Hungary (Dunaújváros–Szekszárd), a 65 km dual carriageway with 58 bridges under concession.^[54] These models allow PORR to optimize solutions for public needs while minimizing fiscal burdens. As of 2024, PORR acquired €6.8 billion in new orders, bolstered by major wins like a €400 million Polish high-speed rail tunnel expansion in Łódź.^[50] The order backlog stood at €8.5 billion as of end-2024.^[50] In the first quarter of 2025, order intake grew 17.4% to €1.539 billion.^[56] To ensure minimal disruption, PORR employs phased construction approaches, coordinating work in stages to maintain operational continuity in urban and high-traffic areas. Sustainability is integrated through the use of recycled materials in road and pavement projects, reducing resource consumption and environmental impact.^[55] Advanced technologies enhance precision and efficiency, including GPS-guided paving for accurate surface application and drone surveys for real-time site monitoring and 3D terrain modeling.^[55] These tools, combined with Building Information Modeling (BIM) and LEAN methodologies, optimize processes and lower lifecycle costs.^[54] PORR's focus areas include expansion in high-speed rail along European corridors, such as contributions to the UK's High Speed Two (HS2) using Slab Track technology for sustainable, 360 km/h travel over 60 years.^[57] Urban mobility solutions are prioritized through projects like tram extensions and electrification, exemplified by the modernization of electric public transport infrastructure in Reșița, Romania, which expands non-motorized networks and converts to electric vehicles.^[58] This emphasis on integrated transport networks supports broader goals of efficient, eco-friendly connectivity.^[55]

Environmental Engineering

PORR's environmental engineering services encompass soil decontamination, where the company secures and remediates contaminated sites by addressing pollutants such as asbestos, polycyclic aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), mercury, lead, arsenic, and cadmium, drawing on decades of expertise.^[59] Waste management is handled through specialized recycling plants in Himberg and Graz-Pirka, which process mineral construction waste into high-quality recycled products and manage both hazardous and non-hazardous waste disposal. Construction and demolition waste accounts for approximately 75% of Austria's total waste mass, and PORR processes a significant portion through its around 20 recycling facilities.^[59]^[60] The firm also integrates renewable energy installations by promoting low-emission solutions that shift energy demands into closed cycles, such as site-specific solar implementations.^[59] Additionally, flood protection measures include the construction of sealing walls and water-retention systems to mitigate environmental risks.^[59] Compliance with environmental standards is a core aspect of PORR's operations, aligning with EU directives including the European Green Deal and the Taxonomy Regulation to ensure sustainable practices across projects.^[59] The company adheres to technical rules such as TRGS 519, TRGS 521, and DGUV-R 101-400 through certified personnel.^[59] Carbon footprint reduction targets include a 43% decrease in absolute Scope 1 and Scope 2 greenhouse gas emissions by 2030 from a 2024 baseline, and a 25% reduction in Scope 3 emissions, in line with the Paris Agreement's 1.5°C and 2°C pathways respectively.^[60] PORR committed to science-based targets via the Science Based Targets initiative (SBTi) in January 2025, aiming for net-zero emissions by 2040.^[61] Key projects in environmental engineering include brownfield revitalization efforts that transform contaminated urban sites into usable spaces through remediation and urban mining techniques.^[59] PORR integrates green infrastructure, such as green roofs implemented by its gardening and landscaping subsidiary, into building projects to enhance biodiversity and thermal efficiency.^[54] Innovations in the field feature bio-remediation techniques, where microbes are utilized to treat polluted sites in collaboration with universities and partners.^[59] Lifecycle assessments are routinely applied to evaluate the environmental impact of construction materials, promoting the use of sustainable alternatives and recycling to close material loops.^[59] These approaches support seven decarbonization levers, including electrification and low-emission materials.^[60] Growth in environmental engineering constitutes a significant portion of PORR's portfolio, driven by the EU Green Deal and reflected in the 2025 ESG strategy that emphasizes circular economy and biodiversity across eight action fields.^[62] The strategy includes 18 measurable targets and 55 measures to advance environmental goals, with partnerships involving universities and industrial entities like Koller Transporte and PKM-Muldenzentrale GmbH to foster innovation in remediation and resource conservation.^[59] Biodiversity initiatives incorporate site-specific protection measures and a conservation catalog to promote ecological resilience.^[63]

Major Projects

Notable Building and Residential Projects

PORR's involvement in the construction of the Vienna International Center (VIC), also known as UNO City, during the 1970s and 1980s exemplifies its early expertise in large-scale international architectural projects. This complex, serving as the headquarters for United Nations offices, encompassed approximately 500,000 m² of office space and featured innovative glazing systems that set standards for modern diplomatic architecture.^[64] In the healthcare sector, PORR contributed to expansions at the Vienna North Hospital in the 2010s, incorporating modular patient wings that enabled 20% faster construction timelines while maintaining high standards of medical functionality and patient safety. These developments enhanced the hospital's capacity through efficient prefabrication techniques, supporting Vienna's role as a hub for advanced medical infrastructure.^[65]^[66] PORR has also advanced residential development through prefabricated construction methods to promote accessibility and sustainability in urban housing. These projects emphasize cost-effective modular building to address housing shortages, integrating energy-efficient designs for long-term affordability.^[67] On the commercial front, PORR's Building Unit 2 (BU 2) handled office towers in Frankfurt, such as the ONE Frankfurt project, incorporating LEED-certified sustainable features like energy-optimized facades and green building materials to achieve high environmental standards. This 18-story tower, completed in the late 2010s, highlights PORR's focus on eco-friendly urban commercial spaces.^[68] PORR's building and residential projects have garnered recognition, including the Vienna Urban Regeneration Prize for revitalization efforts, underscoring its contributions to innovative urban development.^[69]

Key Civil and Infrastructure Projects

PORR AG has demonstrated its expertise in civil engineering through several landmark infrastructure projects that enhance transportation networks and regional connectivity across Europe. These endeavors highlight the company's capability in handling complex alpine, urban, and riverine environments, often involving innovative tunneling and bridge construction techniques. One of PORR's foundational contributions to modern infrastructure is the Grossglockner High Alpine Road, constructed in the 1930s. This 48-kilometer scenic route traverses the Hohe Tauern National Park in Austria, connecting Salzburg and Carinthia via high-altitude passes reaching 2,504 meters. PORR played a key role in its development from 1930, overcoming challenging undeveloped terrain to create a pioneering alpine roadway that includes numerous bridges, tunnels, and 36 hairpin bends, setting standards for high-mountain engineering.^[70]^[71] In the realm of rail infrastructure, PORR is actively involved in the Stuttgart 21 project, Germany's largest railway redevelopment initiative, ongoing since the 2010s and expected to continue into the 2020s. PORR is responsible for constructing over 30 kilometers of tunnels and 32 connecting structures as part of the Austrian Tunnel Consortium, utilizing the New Austrian Tunneling Method (NATM) for the underground sections. The overall project encompasses approximately 60 kilometers of new tracks and 59 kilometers of tunnel tubes, transforming Stuttgart into a major high-speed rail hub with connections to Ulm and beyond.^[72]^[73]^[74] PORR also led the construction of the Sava Bridge in Belgrade, Serbia, completed in 2012, which serves as a vital cable-stayed crossing over the Sava River to improve urban mobility and flood resilience in the region. With a main span of 376 meters and a total length of 996 meters including access ramps, the bridge features a steel main structure and prestressed concrete approaches, accommodating vehicular, pedestrian, and cyclist traffic as a key link in Serbia's infrastructure network.^[75]^[76]^[77] More recently, PORR has expanded its portfolio in sustainable infrastructure, including contributions to offshore wind projects supporting renewable energy goals. PORR's operations in Norway through PNC Norge AS focus on bridge, tunnel, and road projects, building on earlier works like the 2015 Loftesnes Bridge replacement in Sogndal. These efforts complement PORR's involvement in wind farm infrastructure elsewhere in Europe, such as the 2025 second-phase build for Rezolv Energy's VIFOR wind farm project in Romania, aiding the transition to 461 MW-scale renewable capacities.^[30]^[78]^[79] Collectively, PORR's civil and infrastructure projects have amassed an order backlog exceeding €9 billion as of June 2025, underscoring their scale and contribution to EU-wide connectivity objectives through enhanced rail, road, and energy networks. The company's high delivery reliability is evident in flagship initiatives like Stuttgart 21, where tunneling milestones have been met progressively despite complexities.^[53]

Financial Performance

Revenue, Profit, and Employees

In 2024, PORR AG achieved a production output of €6.7 billion, marking significant growth from €5.185 billion in 2020, driven by strong performance in building construction and infrastructure segments.^[80]^[81] For the first half of 2025, production output rose to €3.2 billion, reflecting a 1.8% year-over-year increase and underscoring continued momentum amid favorable market conditions in Central and Eastern Europe.^[53] The company's order backlog stood at €9.4 billion as of June 2025, up 10% from the prior year, providing a robust foundation for future revenue stability.^[53] Profitability reached a record high in 2024 with EBIT of €158.4 million, equivalent to a 2.4% margin on production output, a substantial improvement from the negative €37.2 million in 2020 impacted by COVID-19 disruptions.^[80]^[81] In the first half of 2025, EBIT increased 15.5% year-over-year to €48.7 million, supporting an annualized trajectory toward the company's targeted margin of 2.8% to 3.0%.^[53] Net debt was reduced to €301.3 million by June 2025, a 7.9% decline from the previous year, reflecting effective cash management and operational discipline.^[53] Return on assets (ROA) for 2024 measured 1.25%, indicating moderate efficiency in asset utilization amid capital-intensive projects.^[82] As of 2024, PORR employed an average of 21,228 people worldwide, with an average of 20,651 in the first half of 2025, representing approximately a 2.3% increase from the 2020 average of 20,193 and highlighting steady workforce expansion.^[83]^[53]^[81] A significant portion of the workforce, around 50% in core operations, consists of skilled trades professionals, essential for executing complex construction tasks. The company has implemented diversity initiatives, including the Women@PORR mentoring program to promote female participation in technical roles, aligning with broader efforts to enhance inclusivity.^[84] The "PORR 2025" strategy, emphasizing "Intelligent Growth with Green and Lean" principles, has contributed to operational efficiency through digitalization and lean construction methods, yielding cost savings in administrative overhead estimated at 10% via streamlined processes and sustainability integrations.^[80] Looking ahead, PORR forecasts moderate growth of 5-7% in output and revenue for full-year 2025, propelled by infrastructure investments across Europe, with an EBIT margin expansion to 2.8-3.0%.^[53]

Shareholder Structure and Stock Performance

PORR AG's shareholder structure features a core syndicate comprising the Strauss Group and IGO Industries Group, which held approximately 50.4% of voting rights as of 2023 but decreased to around 47.3% following share sales in June 2025.^[85] This syndicate, led by major stakeholders including Karl-Heinz Strauss (11.44% direct holding) and IGO Industries (36%), exerts strategic influence on the company without achieving majority control post-2025 adjustments.^[86] The remaining shares constitute a free float of 52.6%, enhancing liquidity and institutional investor access after the sale of 1,703,674 treasury shares in an accelerated bookbuilding process.^[87] PORR AG maintains transparent disclosures in compliance with EU regulations, including quarterly financial reporting to support investor oversight.^[88] The company's shares have been listed on the Vienna Stock Exchange since 1925, marking it as Austria's oldest continuously traded stock.^[89] PORR AG joined the ATX index in June 2018 and underwent an upgrade to full ATX membership effective September 22, 2025, reflecting improved liquidity and free float capitalization.^[89]^[25] The stock trades under the ticker POS.VI, with the syndicate's stable yet non-dominant position ensuring balanced governance input.^[90] From September 1, 2024, to August 31, 2025, PORR AG's share price surged by 118%, driving the market capitalization to approximately €1 billion by November 2025.^[25]^[91] The company offers a dividend yield of around 3% annually, with the 2025 payout at €0.90 per share, underscoring its commitment to shareholder returns.^[92] In support of capital management, PORR AG executed a share buyback program initiated in 2024, acquiring 701,614 shares at a weighted average price and completing the repurchase in April 2025.^[93] This action, combined with index upgrades, has bolstered investor confidence amid the syndicate's ongoing strategic role.

References

[1]
150 Years of PORR: industry trailblazer since 1869 - PORR AG
Apr 8, 2019 · "Allgemeine Österreichische Baugesellschaft" was founded in 1869 and first listed on the Vienna Stock Exchange on 8 April that year.
[2]
The PORR share is the oldest at the Vienna Stock Exchange
Mar 14, 2017 · 8 April marked the 148th anniversary of the first listing of the PORR share. PORR – initially under the name of Allgemeine Baugesellschaft – has ...
[3]
PORR Group - Home of Construction - PORR AG
The PORR Group is one of the largest construction companies in Austria and one of the top players in Europe. Find out more about our pioneering spirit.Organisation · Group · PORR Career · Compliance in the PORR...
[4]
History - PORR AG
In 1908, the A. Porr Betonbau company was founded together with the civil engineer Arthur Porr. He was one of the world's leading engineers and construction ...
[5]
About us | PORR Career International
1869. Today's PORR Group started its business activities as "General Austrian Building Society" on 16 March 1869.
[6]
Get to know the PORR Group
From playing a significant part in shaping Vienna via the innovations of Arthur Porr and the development of the New Austrian Tunnelling Method through to ...History · Compliance in the PORR... · Locations in Qatar · Locations in Austria<|control11|><|separator|>
[7]
The Aryanization of Porr AG and its Profitable Participation in ...
Oct 16, 2017 · The number of employees increased by sixfold from March 1938 to October 1939. Porr AG was strongly involved in the construction of the Lenzing ...Missing: 1930s | Show results with:1930s
[8]
Die PORR AG und ihre Tochterunternehmen zur Zeit des ...
PORR was founded in 1869 as a joint-stock company and is thus the oldest listed company in Austria. The aim of the project is to reappraise the past of PORR AG ...Missing: Ignaz Gridl Allgemeine Baugesellschaft
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New Austrian tunneling method - Wikipedia
This technique first gained attention in the 1960s based on the work of Ladislaus von Rabcewicz, Leopold Müller, and Franz Pacher between 1957 and 1965 in ...
[10]
Download - Porr
Jan 18, 2013 · PORR Tunnelbau originated in a special department of PORR AG. The year ... Uetliberg water supply tunnel, Switzerland<br />. 4 | Other ...
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Locations - PORR AG
The implementation of tunnel construction contracts for Deutsche Bahn in the 1980s marked the start of our activities in the German market. The gradual takeover ...Missing: specialized | Show results with:specialized
[12]
Austria (09/07) - State.gov
... 1950 to about 2%. Austria has achieved sustained economic growth. During the 1950s, the average annual growth rate was more than 5% in real terms and ...Missing: miracle construction
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Czech Republic - PORR AG
PORR a.s. has operated as a full service provider in the Czech Republic ever since 1991. With our headquarters in Prague and other sites including those in ...
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[PDF] HOME OF CONSTRUCTION
Feb 15, 2024 · PORR is one of the leading infrastructure construction companies in Europe. We engage in selective growth and sustainable business. PORR is a ...
[15]
Teerag-Asdag is now called Porr - GeoResources
Teerag-Asdag AG, already a wholly owned Porr AG subsidiary since 2012, has merged with Porr Bau GmbH as of 3 September 2016 and will operate in future as Porr ...
[16]
Porr - Wikipedia
Porr AG is a construction group listed on the Vienna Stock Exchange with its headquarters in Vienna. It is one of the largest Austrian construction companies.
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Porr : TEERAG-ASDAG is now called PORR | MarketScreener
Vienna, 12 September 2016 - TEERAG-ASDAG AG, already a wholly owned PORR AG subsidiary since 2012, has merged with PORR Bau GmbH as of 3 September 2016 and will ...
[18]
PORR expands in Germany: takeover of Franki Grundbau signed.
Dec 14, 2016 · The share purchase agreement was signed on 13 December. The takeover is likely to close, subject to the approval of the responsible competition ...
[19]
PORR closes takeover of Heijmans Oevermann GmbH. - PORR AG
Apr 21, 2017 · PORR's purchase of Heijmans Oevermann GmbH is complete, strengthening its service range and market position in Germany. The company will ...Missing: 2010s | Show results with:2010s
[20]
[PDF] Profit and Loss Counting the cost of modern day slavery in Qatar
Porr entered Qatar in 2012, establishing a Middle East hub in the Gulf state, which serves Porr's branches in. Oman, the UAE and Saudi Arabia. The company's ...
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Organisation - PORR AG
The cross-sector responsibility for the project markets Norway, Qatar and the UK as well as other countries is also anchored here.
[22]
BIM - Digitalisation of planning & construction - PORR AG
PORR is a pioneer in the field and has long recognised the benefits of BIM. Find out more about Building Information Modeling and its benefits.Missing: adoption 2010s
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[PDF] Information for pros - World of PORR
Jun 8, 2018 · PORR Projects. The pipe will supply natural gas, from Easington on the East Yorkshire coast through the national gas transmission system.
[24]
[PDF] construction in motion
Jun 30, 2025 · On 4 April 2025, PORR completed its share buyback programme launched in 2024. A total of 701,614 bearer shares were bought back at a weighted ...
[25]
PORR moves up to ATX
Sep 3, 2025 · Over the past 12 months, PORR has more than doubled its share price: An increase of +118% between 1 September 2024 and 31 August 2025 was a key ...Missing: buyback | Show results with:buyback
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[PDF] PORR AG
Jun 30, 2023 · The PORR 2025 future programme aims to sustainably secure the foundation for profitable growth and improve resilience to market cycles and ...
[27]
Slab Track Austria - slabtrackaustria.com
We bring over 30 years of experience and know-how in designing, building and producing Slab Track Austria for high-speed, conventional and metro railway lines.Missing: AG R&D
[28]
Austria - PORR AG
PORR was founded in 1869. We have since become a leading construction company in Austria and we offer every construction-related service from a single ...Missing: history Ignaz Gridl Allgemeine
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Procurement - PORR Group
Building strong long-term relationships with suppliers and subcontractors is one of the main priorities of PORR's purchasing strategy.Missing: R&D tunneling technology
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Norway - PORR AG
These are markets in which we present our premium products in the infrastructure sector – from bridge building and tunnelling through to road and railway ...Missing: International | Show results with:International
[31]
Management - PORR AG
PORR Group. There is a Group Executive Board at the head of PORR: Karl-Heinz Strauss as CEO and major shareholder in a syndicate with IGO Industries, Klemens ...
[32]
Karl-Heinz Strauss - CEO Today Europe Awards 2023
In September 2010 he took over as CEO of PORR AG. Pioneering spirit in the construction industry since 1869. PORR AG is one of the leading construction ...
[33]
PORR appoints Klemens Eiter as new CFO - PORR AG
Apr 29, 2022 · Eiter was nominated back on 13 July 2021; following the end of his cooling-off period as auditor, the appointment can now go ahead.
[34]
PORR AG: Shareholders Board Members Managers and Company ...
Composition of the Board of Directors: PORR AG ; Susanne Weiss BRD. Director/Board Member, 64, 2012-12-05 ; Karl Pistotnik CHM. Chairman, 81, 2012-12-05.Missing: syndicate | Show results with:syndicate
[35]
PORR appoints first female chair of Supervisory Board - PORR AG
May 3, 2024 · Iris Ortner has been a member of the Supervisory Board since 2010 as well as chairing PORR's Sustainability Committee. Iris Ortner will now also ...
[36]
Imprint - World of PORR
Management bodies ; Supervisory board ; Chairman Iris Ortner (Chairwoman) Karl Pistotnik (Deputy Chairman) ; Member Robert Grüneis Walter Knirsch Klaus Ortner
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Porr mit zwei neuen Aufsichtsräten - | Building times
Apr 30, 2025 · Axel Melchior, seit Jänner Prokurist der IGO Industries GmbH, und Henrietta Egerth-Stadlhuber sind neu im Aufsichtsrat der Porr AG.
[38]
Corporate Governance - PORR AG
The Executive Board and Supervisory Board of PORR AG hereby declare that they will uphold the Austrian Code of Corporate Governance as amended and that they ...Missing: composition | Show results with:composition
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Compliance in the PORR Group - PORR AG
PORR is the first listed Austrian construction company to conform to the highest standards regarding compliance, quality and anti-corruption.
[40]
Building construction at PORR - your flexible full-service provider
Offices, apartments, industrial buildings, public facilities or hotels – building construction at PORR means building for people and their needs.
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PORR AG Company Profile - GlobalData
PORR AG (PORR), formerly Allgemeine Baugesellschaft A. Porr Aktiengesellschaft, is a construction contractor. It executes the construction of buildings.
[42]
Can Prefabricated And Modular Homes Make Construction More ...
Apr 4, 2025 · Modular housing can reduce construction times by up to 50 per cent, costs by up to 20 per cent, and emissions by up to 22 per cent compared to traditional ...Missing: PORR AG<|control11|><|separator|>
[43]
https://www.porr-group.com/en/projects/detail/stuttgart-21-lot-1a-and-lot-1b
[44]
Stuttgart 21, Lot 1A and Lot 1B - Tunnel construction - PORR AG
PORR is also using the NATM here. The connection tunnels consist of a main tunnel that will lead from the branch-off at the north end of the Lower Filder ...
[45]
Austrian Tunnel Day 2010
Harald Lauffer, of Porr Tunnelbau GmbH, initiated the proceedings with a retrospective on „The development of the NATM“ from its conceptual origins to ...
[46]
PORR to build Poland's longest railway tunnel
Jun 27, 2025 · PORR is building a 4.6km long railway tunnel in Łódź, Poland, which will be the longest in the country, using a TBM and Slab Track Austria ...
[47]
Sealing the subsoil at the Feldsee dam at 2,200m above sea level
This involved constructing a secant bored pile wall – with a diameter of 120cm and a depth of up to 35m – in the high alpine, rocky subsoil on the side of the ...Missing: surveys | Show results with:surveys
[48]
Bridge building in Austria - PORR as a reliable partner
PORR offers services for all bridge construction areas, including planning, construction, and renovation of various bridge types, covering all phases of a ...
[49]
https://www.porr.at/en/services/civil-engineering-infrastructure/tunnelling
[50]
Tunnelling for the infrastructure of the future - PORR
PORR is recognised as one of the leading experts in the field of underground construction. Benefit from our technical excellence and innovative methods in ...<|separator|>
[51]
PORR delivers strong full-year 2024 - PORR AG
Mar 27, 2025 · Across the Group, output rose by 2.6% to EUR 6,747m, whereby 57.4% of total output was generated in civil engineering. While residential ...
[52]
https://construction-robotics.de/en/news/immatriculation-porr/
[53]
Immatriculation PORR - center construction robotics
Nov 8, 2018 · As the first construction company in the CCR, PORR AG represents an important part of the construction value chain and now allows for joint ...Missing: civil | Show results with:civil
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PORR's special competencies We see the bigger picture
With Public Private Partnerships (PPP), the public sector identifies its needs and the private sector delivers an optimised solution. The services provided by ...
[55]
Civil engineering & infrastructure - our services - PORR AG
From special civil engineering to road and pipeline construction - civil engineering at PORR creates the necessary structures for a modern society.
[56]
Golden age for railway construction - PORR AG
Jul 17, 2025 · PORR has recently been awarded a Polish railway construction contract worth EUR 400m - the expansion of a high-speed tunnel in Łódź as part ...Missing: Uetliberg | Show results with:Uetliberg
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PORR: First quarter on track – strong growth in new orders
May 22, 2025 · Order intake up by 17.4% to EUR 1.5 bn. - EBIT increase of 11.7% to EUR 12.6m. - Production output at EUR 1.3 bn.
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PORR slab track technology for High Speed Two (HS2)
PORR's Slab Track Austria is a patented, almost maintenance-free technology for HS2, enabling 360km/h speeds and sustainable travel for over 60 years.
[59]
Modernisation of electric public transport and development of ...
The modernisation of the tram in Reșița is part of a major project to convert local public transport to electric vehicles and to expand the infrastructure for ...
[60]
Environmental engineering - green construction - PORR AG
Demolition, deconstruction and earthworks - in environmental engineering, PORR relies on the principles of the circular economy: reuse, repair, recycle.
[61]
Environmental Protecting the climate and resources - PORR Group
This includes the use of recycled materials and planning for the dismantling and reuse of components. Reduction of environmental impact: By including 'CO2 ...Missing: cost 15%
[62]
PORR rolls out comprehensive ESG strategy
May 8, 2025 · The ESG strategy is structured along the sustainability pillars of Environmental, Social and Governance and divided into eight key action fields ...
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Our strategy for sustainable construction - PORR Group - PORR AG
PORR's strategy focuses on Environmental, Social, and Governance pillars, with goals for 2030, including future-oriented building and staff well-being.
[64]
Building with impact An overview of our projects - PORR
Today, we carry out construction projects of all sizes – from urban building construction and complex infrastructure to specialised engineering structures.
[65]
Vienna North Hospital - building construction - PORR AG
In June 2012 PORR Bau GmbH was awarded the contract for the structural work of the Krankenhaus Nord hospital in Vienna's 21st district - making it the ...
[66]
Building for health and care - your construction projects with PORR ...
Our vision is to create multifunctional buildings through the construction of healthcare facilities, buildings that not only do justice to economic, structural ...Missing: AG | Show results with:AG
[67]
Innovative residential construction in Austria - PORR Österreich
PORR's residential construction in Austria focuses on energy efficiency, modern, functional, environmentally friendly, and sustainable living spaces.Missing: AG | Show results with:AG
[68]
ONE Frankfurt am Main - World of PORR
Nov 13, 2018 · In Frankfurt CA Immo is realising the tower ONE. PORR special civil engineering made a waterproof construction trough and pile foundation works.
[69]
PORR Annual and Sustainability Report
As a construction company with a history stretching back over 155 years, PORR has been building since, with and for generations, thereby ... © 2024 PORR AG.
[70]
150 Years of PORR: industry trailblazer since 1869
Apr 8, 2019 · "Allgemeine Österreichische Baugesellschaft" was founded in 1869 and first listed on the Vienna Stock Exchange on 8 April that year.
[71]
Grossglockner High Alpine Road
The Grossglockner High Alpine Road is 48 kilometres in length. Over that distance there are 36 twists and turns to tackle up and downhill – right up to the ...Read more · Prices Prices & Opening times · History High Alpine Road · On the roadMissing: bridges | Show results with:bridges
[72]
Stuttgart 21, Lot 1A and Lot 1B - Tunnel construction
PORR is also using the NATM here. The connection tunnels consist of a main tunnel that will lead from the branch-off at the north end of the Lower Filder Tunnel ...
[73]
PORR Slab Track Technology for Deutsche Bahn (S21)
In total, the underground railway station in Stuttgart and the new high speed rail connection to Ulm will run through more than 100km in tunnels.
[74]
Stuttgart 21 Project, Germany - Railway Technology
Oct 20, 2023 · Construction of the line commenced in 2012 and included the development of a 60km-long railway track, 61km of tunnel tubes, 12 tunnels, 37 ...
[75]
The Sava bridge in Beldgrad - a new landmark - PORR AG
The bridge's main span measures 376m, its final span 200m. Adding to this are various access ramps with which the main bridge reaches a length of 967 m. Its ...Missing: Zagreb | Show results with:Zagreb
[76]
Sava Bridge - Mageba-group
cabel-stayed bridge. Length: 996 m. Longest span: 376 m. Contractor: Porr Bau GmbH, SCT Slovenia. Documents. Refsheet-Sava-Bridge-ch-en. Download project ...
[77]
New bridge over the river Sava | Global Highways
A consortium led by Porr Technobau und Umwelt of Austria has launched the construction phase of the E88 million bridge over the Sava river in Belgrade.
[78]
PORR with new infrastructure projects in Poland and Norway . Total ...
Nov 19, 2015 · The works will involve removing the ageing Loftesnes-bridge in Sogndal and building a new bridge with access roads, a junction and a roundabout.Missing: Grossglockner Alpine Stuttgart 21 Zagreb offshore
[79]
Winds of change: PORR contributes to energy transition in Romania
Aug 6, 2025 · PORR has now been awarded the contract by Rezolv Energy to build the infrastructure for the second phase of the wind farm. PORR CEO Karl-Heinz ...Missing: Grossglockner Alpine Stuttgart 21 Bridge Zagreb Norwegian
[80]
Earnings and orders increase - PORR AG
Aug 21, 2025 · In its half-year report 2025, PORR has demonstrated solid growth across all key performance indicators. This is also reflected in earnings: ...Missing: April | Show results with:April
[81]
[PDF] construction in motion
Mar 27, 2025 · With a construction industry confronted by major uncertainties, we've proven that our PORR can draw on its resilience and strength in innovation ...
[82]
[PDF] Yearly Financial Report 2020 - PORR Polska
Apr 22, 2021 · As of 31 December 2020, the PORR market capitalisation was EUR 375.3m. Dividends. PORR AG is not reporting any net profit for the year 2020.
[83]
PORR AG (POS.VI) Valuation Measures & Financial Statistics
PORR AG (POS.VI) ; Fiscal Year. Fiscal Year Ends, 12/31/2024 ; Profitability. Profit Margin, 1.47% ; Management Effectiveness. Return on Assets (ttm), 1.25% ; Cash ...Missing: ROA | Show results with:ROA
[84]
A fair and collaborative employer - PORR Group - PORR AG
The Women@PORR initiative offers mentoring, network meetings and targeted employer branding for women in technical professions. External collaborations with ...
[85]
PORR AG: Shareholder SuP sells shares, syndicate remains in place
Jun 20, 2025 · The voting rights of the syndicate between the main shareholders IGO Industries Group and Strauss Group have fallen from 50.4% to around ...Missing: ownership | Show results with:ownership
[86]
PORR AG Insider Trading & Ownership Structure - Simply Wall St
Top Shareholders ; Igo Industries Group. 36% · 14,124,459 ; Michael Strauss Assets Ltd. 14.4% · 5,667,851 ; Heitkamp Construction GmbH. 3.77% · 1,481,142 ; The ...
[87]
PORR moves up to ATX
Sep 3, 2025 · In June 2025, trading gained additional momentum: The free float rose to 52.6% as PORR sold 1,703,674 treasury shares, while a further 1,175,000 ...
[88]
Ad-hoc Announcement - PORR AG
PORR AG: COO Jürgen Raschendorfer resigns from his position · Ad-hoc. 10/07/2024 / Vienna. PORR AG resolves on share buyback programme to acquire own shares. 3 ...
[89]
https://news.europawire.eu/austrias-oldest-listed-company-porr-ag-will-be-added-into-the-leading-austrian-index-atx-9845645651/eu-press-release/2018/06/25/11/30/48/64589/
[90]
Porr AG - Vienna Stock Exchange - Wiener Börse
Founded in 1869, the listed PORR AG is the oldest company on the Vienna Stock Exchange. PORR AG is a European construction group with leading positions in ...Missing: 1925 | Show results with:1925
[91]
PORR AG (ETR:ABS2) Market Cap & Net Worth - Stock Analysis
PORR AG has a market cap or net worth of €1.02 billion as of November 11, 2025. Its market cap has increased by 78.69% in one year. Market Cap. 1.02B.
[92]
Porr AG (ABGV) Stock Dividend History & Date 2025 - Investing.com
Yield. May 05, 2025, 0.90. 12M. May 07, 2025, 2.85%. May 06, 2024, 0.75. 12M ... The Porr AG dividend yield is 3.54. What Is The Ex-Dividend Date For Porr AG ...
[93]
HOME OF CONSTRUCTION IN MOTION CONSTRUCTION
On 4 April 2025, PORR completed the share buyback programme launched in 2024. A total of 701,614 bearer shares were bought back at a weighted average price ...