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B-Complex

Matia Lenická (born 9 May 1984), known professionally as B-Complex, is a Slovak producer and DJ from . She came out as bigender in 2015. B-Complex began producing music at the age of 12 in 1996, initially exploring genres like and before focusing on around 2002. She gained prominence with her 2009 single "Beautiful Lies" on and has since released music on labels including Shogun Audio and Critical Music.

Biography

Early life

Matia Lenická, born Matúš Lenický on 9 May 1984 in Šaľa, Czechoslovakia (present-day Slovakia), spent her early years in a musically rich environment in Bratislava. Her parents, both journalists, fostered a deep appreciation for diverse sounds by sharing their collections of folk protest songs, rock, metal, jazz, and electronic music through tapes and a gramophone. Lenická's father was particularly fond of The Beatles, while her mother gravitated toward chanson, exposing her to emotionally resonant lyrics and varied rhythms from childhood. This familial influence sparked Lenická's lifelong passion for music, leading her to experiment with at the age of 12 in 1996. Using a modest setup consisting of a 486 computer, a Soundblaster Pro soundcard, and the Fast Tracker 2 software, she began creating her first tracks in a self-taught manner. These initial efforts laid the groundwork for her exploration of electronic genres, including , , psytrance, , and , before she discovered in 2001 upon hearing the track "Clockwork" by Stakka & Skynet.

Personal life

Matia Lenická, known professionally as B-Complex, publicly came out as bi-gender in 2015, identifying as both male and female and using she/her pronouns. This disclosure followed years of success in the scene, allowing her to live authentically without the fear of being perceived as seeking attention through her identity. She has described drum and bass culture as particularly welcoming for individuals, stating, "I have always found that drum & bass and has been one of the most open and welcoming cultures for myself as and bi-gender." As a prominent advocate, Lenická hosts LGBT-focused events and supports broader causes, including aid for immigrants. Her stems from a desire to improve conditions for future generations, as she noted, "That’s why I’m an activist – so the next generation can have easier lives." She has also spoken out against transphobic rhetoric, critiquing figures like for statements that undermine rights and calling for apologies from those promoting fundamentalist views on gender. Lenická resides in , , where she maintains a home studio within a community art space, blending her personal and creative lives. Personal experiences, such as a past breakup, have influenced her music, with tracks like "Beautiful Lies" drawing from emotional relationships. Her family background includes parents who are journalists, fostering an early exposure to diverse music genres in a creative household.

Musical career

Career beginnings

B-Complex, born Matúš Lenický on May 9, 1984, in Šaľa, , began experimenting with music production at the age of 12 in 1996. Using a basic setup consisting of a 486 computer, a Soundblaster Pro soundcard, and Fast Tracker 2 software, the self-taught artist initially explored genres such as , , and psytrance. Early influences stemmed from a diverse family background, including her parents' tastes in , metal, , and music like and French chanson, as well as Slovak folk protest songs shaped by the country's post-Soviet era. By 2001, at age 17, B-Complex discovered (D&B) through underground parties in , where she encountered and D&B sounds that captivated her. This marked a pivotal shift, drawing inspiration from producers like , Concord Dawn, and Teebee, whose atmospheric and technical styles resonated deeply. She upgraded her equipment to include keyboards and transitioned to software, honing her skills locally in . During this period, she produced tracks blending emotional melodies with intricate rhythms, though initial output remained underground and self-released digitally. B-Complex's first official releases emerged in the mid-2000s on small labels, signaling her entry into the D&B scene. In 2005, she debuted with the single "Amazon Rain / Oceans" on , featuring lush, ambient textures over rolling breaks. This was followed in 2006 by "Shteel / Hunter (2006 VIP)" on Future Sickness Records, showcasing evolving production techniques with VIP remixes emphasizing deeper basslines and melodic progressions. By 2007, "Sober Yet Overdosed" appeared on Force Recordings, a track noted for its introspective mood and precise programming. These early works, often distributed as files, built a modest following in D&B circles and demonstrated her growing affinity for subgenres. In 2008, prior to her major breakthrough, she released "Acid Trip & Squelch" on Zardonic Recordings, experimenting with elements while maintaining melodic cores.

Breakthrough and later releases

B-Complex achieved her breakthrough in the scene with the release of "Beautiful Lies" in 2009, featured on ' compilation album Sick Music. This track, initially showcased on the label's Democast series in 2008, marked her first major label appearance and quickly became an anthem, solidifying her reputation for emotive, melodic . The song's soaring synths and intricate rhythms resonated widely, contributing to the compilation's success and establishing B-Complex as a prominent figure in the genre. Following this milestone, B-Complex continued to build her catalog with a series of singles and EPs on esteemed labels. In 2010, she released the "Beautiful Lies VIP / Little Oranges" single on , expanding on the original track with a VIP version that amplified its club appeal, alongside the upbeat "Little Oranges." That same year, "Rolling with the Punches / Reflections" appeared on Spearhead Records, showcasing her versatility through punchy breaks and reflective atmospheres. These releases highlighted her growing influence, blending atmospheric elements with dancefloor energy. In the mid-2010s, B-Complex maintained momentum with tracks like the 2015 "" single on Santorin Records, featuring trancey synths and old-school piano influences for a nostalgic yet fresh sound. Her output remained consistent through sporadic singles, often appearing on Hospital compilations. Marking a reflective chapter, the 2023 Beautiful Lies EP on commemorated the track's 15th anniversary, including an edited version, a by Rameses B, and further reinterpretations that underscored its enduring legacy. Into 2025, she continued releasing singles such as "," affirming her ongoing presence in the evolving landscape.

Musical style and influences

Style characteristics

B-Complex's musical style is rooted in , particularly the subgenre, characterized by atmospheric melodies, smooth grooves, and melodic chord progressions that evoke emotional depth and introspection. This approach blends intricate breakbeats with reverb-heavy synths and sampled instruments, creating a sense of fluidity and space often contrasted by heavier sub-bass lines and punchy drums for added intensity. Tracks like "Beautiful Lies" exemplify this balance, featuring anthemic vocal chops and uplifting progressions that transition seamlessly between chilled introspection and euphoric builds. A hallmark of B-Complex's production is the incorporation of diverse sampling techniques, drawing from spoken-word excerpts, comedy sketches, and cultural references to infuse tracks with narrative and thematic layers. For instance, "Salad Is OK" samples comedian for a pro-vegetarian twist, while "Past Lessons For The Future" uses actor Jan Werich's voice to convey messages of peace and unity. This method avoids conventional repetition, introducing surprising rhythmic shifts and harmonic surprises to maintain dynamism and prevent formulaic structures, reflecting a commitment to unique, character-driven compositions. The overall sound also incorporates influences from jump-up and rave energy, resulting in powerful, emotive anthems that bridge melodic subtlety with high-energy drops, as heard in "Dramababes" with its "all we need is love" motif. B-Complex's style emphasizes technical precision in drum programming and bass design, often exploring social commentary on identity, activism, and global issues, while prioritizing heartfelt expression over commercial tropes. This evolution from early experiments in hardcore and trance to a signature drum and bass voice underscores a versatile yet cohesive aesthetic focused on emotional resonance and innovation, continuing in recent releases such as the 2024 Winter EP and 2025 singles like "Supergirl."

Key influences

B-Complex's musical influences draw from a diverse array of genres and artists, shaped by her Slovakian upbringing and exposure to both traditional and electronic sounds. In her early years, she was exposed to her parents' musical preferences, including the Beatles—particularly John Lennon's politically charged work such as "Imagine"—which instilled a appreciation for melody, emotional depth, and social messaging in music. Her mother's fondness for French chanson and Slovak folk protest songs further broadened this foundation, emphasizing storytelling and cultural expression. Her journey into electronic music began in the mid-1990s, starting with experimentation in , , psytrance, , and , which helped her develop skills in rhythm and harmony. A pivotal moment came in 2001 when she discovered (D&B) through influential albums like Clockwork by Stakka & , igniting her passion for the genre's high-energy drums and sophisticated melodies. This led to early productions in before fully committing to D&B, where she sought to blend its pace with intricate harmonies. Within D&B, B-Complex has cited key figures who shaped her liquid and neurofunk-leaning style, including for his melodic accessibility, Concord Dawn and Teebee for their atmospheric depth, and for innovative liquid funk elements. Broader electronic influences include and for their narrative-driven compositions, as well as big beat pioneers like , , and , whose fusion of rock energy and electronic beats informed her dynamic production approach. Beyond electronic realms, her work reflects draws from (e.g., Nirvana's raw emotion), world music groups like and Celtic ensembles for rhythmic complexity, and classical minimalists such as and for harmonic subtlety. Film soundtracks by composers like , , and also play a role, contributing to the cinematic quality in her productions. Additionally, non-musical inspirations such as comedian (sampled in "Salad Is OK") and actor (referenced in "Past Lessons For The Future") highlight her integration of humor and peace advocacy into .

Discography

EPs

B-Complex has released a series of extended plays () since 2006, primarily in the liquid drum and bass style, often featuring two to four tracks that blend melodic elements with intricate rhythms. These releases appeared on independent labels such as Future Sickness Records, Dysfunktional Audio, and , contributing to her reputation in the underground electronic music scene. Early works like the Shteel EP marked her debut in EP format, showcasing raw production techniques with tracks such as "Shteel" and "Hunter (2006 VIP mix)." By the late 2000s, EPs on , including Three Dots / Revox (with Platinum) and Beautiful Lies VIP / Little Oranges, highlighted her growing affinity for atmospheric and VIP (version in progress) remixes of prior singles. The 2010 Salad Is OK EP on Santorin expanded to four tracks, incorporating deeper, oceanic-themed soundscapes in "Ocean Deep" and "Raindrops." Similarly, Rolling With The Punches / Reflections (feat. ) on Spearhead Records that year emphasized punchy basslines and reflective melodies.
TitleYearLabelTracks
Shteel EP2006Future Sickness RecordsShteel; Hunter (2006 VIP mix)
Aztec / Girl With Flower2009Dysfunktional AudioAztec; Girl With Flower
Three Dots / Revox (with Platinum)2009Three Dots; Revox
Beautiful Lies VIP / Little Oranges2010Beautiful Lies VIP; Little Oranges
Salad Is OK2010SantorinSalad Is OK; Raindrops; Ocean Deep; It's a Funny World
Rolling With The Punches / Reflections (feat. )2010Spearhead RecordsRolling With The Punches; Reflections
Beautiful Lies EP2023Beautiful Lies (Edit); Beautiful Lies (Rameses B Remix); Beautiful Lies (Mandidextrous Remix); Beautiful Lies (Original Mix)
Winter EP2024Self-released ()Winter; Frozen Love; Reliance; Amazon Rain

Singles

B-Complex's singles output reflects her progression from underground releases to more polished, emotive tracks associated with . Her early singles, often released on smaller labels, established her reputation for intricate production and atmospheric soundscapes within the subgenre. Notable early efforts include the split digital single "Amazon Rain / Oceans" with Insane Frequencies, released in 2005 on , which highlighted her emerging melodic style. This was followed by "Acid Trip / Squelch" in 2008, a digital release on Zardonic Recordings that incorporated acid-influenced basslines, marking a pivotal step in her technical experimentation. By 2009, B-Complex gained wider recognition with "Aztec / Girl With Flower" on Dysfunktional Audio, a 12-inch vinyl single praised for its lush, orchestral elements and rhythmic complexity. That same year, collaborations like " / " with on introduced her work to a broader audience, blending deep bass and ethereal pads. Her 2010 output was prolific, featuring "Beautiful Lies VIP / Little Oranges" on , where the title track's VIP version became a cornerstone of her catalog, noted for its emotional depth and smooth transitions. Additional 2010 singles included "Sober Yet Overdosed" and "Rolling With The Punches / Reflections" (feat. ) on Spearhead Records, emphasizing her ability to fuse introspective melodies with driving percussion. In the mid-2010s, B-Complex shifted toward more accessible releases, with "" in 2015 standing out for its uplifting vibe and integration of live instrumentation elements. The 2018 re-release of "Girl With Flower" as a digital single further solidified its status as a fan favorite, originally from the 2009 but remastered for broader . Recent years have seen a resurgence, particularly with the 2023 "Beautiful Lies EP" on , which included an edit of the seminal track and a by Rameses B, renewing interest in her classic sound. In 2024, "Desolation / ATRC" (with REEBZ) explored darker, more introspective themes, while 2025 releases like "" (with OHKAY), "Lorem Ipsum" (with Jordana LeSesne feat. Zak Meow), and a of "Bloom" continued her trend of collaborative and remix-focused singles.
Selected SinglesYearLabelNotes
Amazon Rain / Oceans (split with Insane Frequencies)2005Debut digital release, format.
Acid Trip / Squelch2008Zardonic RecordingsEarly acid-influenced track, 2x .
Aztec / Girl With Flower2009Dysfunktional Audio single introducing orchestral elements.
Beautiful Lies VIP / Little Oranges2010Seminal VIP version, .
Early Bird2015Uplifting single with live-inspired production.
Girl With Flower2018Remastered re-release of 2009 track.
Beautiful Lies (Edit)2023Part of anniversary EP, concise radio version.
Desolation / ATRC (with REEBZ)2024IndependentDarker thematic exploration, .
Supergirl (with OHKAY)2025IndependentRecent upbeat release, .
Lorem Ipsum (with Jordana LeSesne feat. Zak Meow)2025IndependentCollaborative vocal track, .

Performances and activism

Live performances

B-Complex has established a strong presence in the scene through live DJ performances since the late 2000s, focusing on high-energy sets that blend her signature sound with visual elements. Her early shows, beginning around 2010, took place primarily in , including notable appearances at UK-based events where she performed tracks like a cover of John Lennon's "" to address emerging political unrest. Over the years, she has become a festival staple, delivering sets at major events that highlight her emotive style and technical prowess. Key performances include multiple slots at Slovakia's Pohoda Festival, debuting in 2011 and returning in 2015, 2016, 2018, 2019, 2023, and 2024, often with enhanced productions such as collaborations with rapper Vladimír 518 in 2018 or Mondance dancers incorporating cirque and in 2019 to create immersive visual spectacles. She has also headlined at the Czech Republic's Let It Roll festival in 2016 and 2022, contributing to its status as one of Europe's largest gatherings. In club settings, B-Complex played a event at London's Fabric in December 2023, sharing the bill with artists like Metrik and Unglued. Her performances extend internationally, with a appearance at Australia's NYE in in 2011, marking one of her early forays outside . To elevate her shows, B-Complex integrates the Dramababes collective—featuring , , and cirque performers—for dynamic stage enhancements that amplify the emotional depth of her music. Amid the , she pivoted to online formats, streaming live DJ sets such as a edition in November 2021 to maintain fan engagement. B-Complex has also leveraged her platform for activism; for instance, she headlined benefit concerts in collaboration with the Pohoda Festival team to raise funds for relief efforts following the 2022 invasion. She performed at The in on June 6, 2025, alongside acts like TheLena and BCee.

Activism

Matia Lenická, known professionally as B-Complex, has been actively involved in civic activism in , particularly in response to and social injustices. Following the 2018 murder of investigative Ján Kuciak and his fiancée Martina Kušnírová, which exposed high-level government corruption and sparked nationwide protests leading to the resignation of Robert Fico, Lenická initiated a series of benefit organized in collaboration with the Pohoda Festival team. She directly contacted festival organizer Michal Kaščák to propose the events, emphasizing artists' responsibility to support free press and ; the first concert took place on March 4, 2018, at Bratislava's Main Square, drawing thousands and featuring performances by various Slovak artists to honor the victims and demand accountability. These initiatives extended to additional events, including a memorial concert on May 5, 2018, in Gregorovce—the site of the couple's planned wedding—combining a with live music to foster community solidarity and highlight the ongoing fight against . Lenická's efforts contributed to the broader protest movement, which mobilized and pressured political change, underscoring her commitment to using music as a platform for . Beyond organizing, she has served as a , contributing opinion columns to the Slovak daily on topics such as , , and the erosion of democratic norms, often critiquing figures like and advocating for societal unity in turbulent times. As an openly bigender individual since coming out in 2015, Lenická has also advocated for LGBTQ+ visibility and rights in , positioning herself as one of the country's first prominent female artists to publicly support the movement. In interviews, she has discussed the persistence of homophobia and , comparing against to historical prejudices against ethnic minorities, and expressed a desire for greater acceptance to encourage others to live authentically without fear. Her personal advocacy includes promoting resources like the Transfúzia organization for support, emphasizing liberation through visibility in a conservative societal context.

References

  1. [1]
    B Vitamins: MedlinePlus
    ### Summary of B Vitamins (MedlinePlus)
  2. [2]
    The B Vitamins and Choline: Overview and Methods - NCBI - NIH
    This report focuses on the eight B complex vitamins—thiamin, riboflavin, niacin, vitamin B6, folate, vitamin B12, pantothenic acid, and biotin—and choline.
  3. [3]
    B Vitamins: Functions and Uses in Medicine - PMC
    Jun 17, 2022 · B vitamins, also known as B-complex vitamins, play essential roles in catabolic and anabolic metabolism. These 8 water-soluble vitamins are ...
  4. [4]
    B-Complex ( Matia Lenická ) - MusicBrainz
    Matia Lenická, Type: Person, Gender: Female, Born: 1984-05-09 in Šaľa, Area: Slovakia.
  5. [5]
    B Complex Interview - Hospitality DNB
    Apr 8, 2011 · B Complex, or Matus Lenicky, as he is also known, has been passionate about music since childhood, and first started making tunes when he was 12 years old.Missing: early biography
  6. [6]
    B-Complex - TheAudioDB.com
    B-complex aka Matúš Lenický is a producer hailing from Bratislava, Slovakia. His first musical attempts began in 1996, at the age of twelve.Missing: early life
  7. [7]
    In Conversation With B-Complex - UKF
    B-Complex is not the most prolific of artists. By her own admission she 'sucks at marketing'. We're lucky if we see more than one release a year.Missing: biography | Show results with:biography
  8. [8]
    Matia Lenická alias B-Complex: Máš právo byť, kým sa cítiš? - Týždeň
    Jul 17, 2020 · Čo si myslí o výrokoch J. K. Rowlingovej na adresu transrodovových mužov a žien a prečo prezident kampane za ľudské práva LGBTI komunity v ...Missing: personal life interview
  9. [9]
    B-complex
    ### Discography (2000s Earliest Releases)
  10. [10]
  11. [11]
  12. [12]
    Celebrating 15 Years Of 'Beautiful Lies' With B-Complex - UKF
    Hospital Records and B-Complex once again join hands and bring out the Beautiful Lies EP, featuring the original track, a 2023 edit, and remixes by Rameses B ...Missing: musician discography
  13. [13]
    B-complex: Drum and Bass Discography, Bio & Events
    B-Complex, born Matúš Lenický in 1984 in Šaľa, Slovakia, is an acclaimed drum and bass producer and DJ known for blending atmospheric melodies with intricate ...Missing: life | Show results with:life
  14. [14]
    Beautiful Lies EP | B-complex - Hospital Records
    Beautiful Lies EP by B-complex, released 24 November 2023 1. Beautiful Lies (Edit) 2. B-complex, Rameses B - Beautiful Lies (Rameses B Remix) 3. B-complex ...
  15. [15]
    B-complex - Spotify
    Sick Music · Hospitality Drum & Bass 2011 · Yikes! Remixes!! · Hospital Mix 8 - Mixed by Logistics · Sick Music 2 · H25PITAL · 10 Years of Soulvent: The Remixes.
  16. [16]
    B-Complex - Songs In The Key Of Knife
    B-complex's music combines liquid elements with heavier bass and drums. In production and in DJing she manages to break the repeating patterns with surprising ...Missing: style | Show results with:style
  17. [17]
    Renoise Q&A : B Complex - General Discussion
    Jan 19, 2010 · Matus, other wise known as B Complex has said he would answer a few questions ... Tony Colman of 'Hospital Records', featured his soon to be debut ...Missing: career biography
  18. [18]
    Salad Is Ok - EP - Album by B-complex - Apple Music
    Jul 30, 2010 · Salad Is Ok - EP ; 1. Salad Is Ok · 5:47 ; 2. Raindrops · 5:54 ; 3. Ocean Deep · 6:33 ; 4. It's a Funny World · 6:12.
  19. [19]
    Winter EP - B-complex - Bandcamp
    €4.99 Free deliveryWinter EP by B-complex, released 17 February 2024 1. Winter 2. Frozen Love 3. Reliance 4. Amazon Rain.
  20. [20]
    B-complex - Pohoda Festival
    The queen of Slovak dnb, B-complex, is gearing up for her most spectacular show yet. Under her DJ prowess, the airport will undergo a short transformation into ...
  21. [21]
    B-Complex + Vladimír 518 Show | Pohoda Festival
    Jun 12, 2018 · B-Complex + Vladimír 518 Show. B-Complex is a Slovak producer and a DJ who has become popular outside Slovakia especially with her compositions ...
  22. [22]
    B-complex & Mondance at Pohoda 2019
    Jun 13, 2019 · Mondance dancers will perform with her on stage to create a special visual show featuring Cirque performances by Michelle Marvelous and burlesque wonder Linde ...
  23. [23]
    Let It Roll 2022 | Music Festival Wizard
    Your festival guide to Let It Roll 2022 with dates, tickets, lineup info, photos, news, and more ... B-COMPLEX; BLACK SUN EMPIRE; BOU; CHANGING FACES; CHASER ...Missing: performances | Show results with:performances
  24. [24]
    FABRICLIVE: Hospitality (Futures & Foundations) – Metrik, P Money ...
    Dec 09, 2023, 3pm - 10pm; Metrik, Kastra, Ama, Dynamite MC, Rage, GQ, Nu:Tone ... B-COMPLEX Kasra Keeno LENS. HOSTED BY: RAGE AYAH MARAH GQ & RUTHLESS.Missing: 2023 | Show results with:2023
  25. [25]
    B-Complex Concert & Tour History (Updated for 2025)
    B-Complex tours & concert list along with photos, videos, and setlists of their live performances.
  26. [26]
    B-complex DJ Live - Lockdown edition - YouTube
    Nov 28, 2021 · Support the stream: https://streamlabs.com/matiabcx.Missing: tours | Show results with:tours
  27. [27]
    B-Complex concert - London, The Lower Third, Jun 06, 2025, 9:30 PM
    B-Complex is playing in London on Jun 06, 2025, 9:30 PM at The Lower Third. Buy tickets, find concert information, and get ready for B-Complex's show!
  28. [28]
    Pohoda organizuje koncert za slobodu slova a Jána Kuciaka
    Mar 1, 2018 · Ráno mu zavolala Matia Lenická alias B-Complex, či by spolu pre Kuciaka niečo nezorganizovali. "Je to taká vážna vec, že by sa mali organizovať ...
  29. [29]
    Concert for Ján and Martina - Pohoda Festival
    Mar 4, 2018 · This Sunday (March 4, 2018) we are organizing a concert at Hlavné námestie (Main Square), Bratislava, to pay tribute to journalist Ján ...
  30. [30]
    Concert for Martina and Ján in Gregorovce | Pohoda Festival
    The event will begin at 2:00 pm with a service in the local church of the Birth of Our Lady. The concert itself will start at 4:00 pm on a nearby football pitch ...
  31. [31]
  32. [32]
    [PDF] Czechs & Slovaks at ESNS 2019! - SoundCzech
    Jan 16, 2019 · The. B-Complex Project is presently preparing a new al- bum from the workshop of Matia Lenická, perhaps the first Slovak female artist to openly ...
  33. [33]
    Matia Lenická: Homofóbia nikdy nezmizne. Čo boli kedysi Maďari a ...
    Feb 9, 2019 · Matia Lenická nie je len hudobníčkou, ale aj spoločensky veľmi aktívnou osobou so zaujímavým príbehom. B-Complex, Matia, Maťo.