House of Diehl
Professional services
UnclaimedHouse of Diehl is a New York-based avant-garde fashion partnership known for live fashion performance, experimental design, and the Style Wars design-battle format.
Last updated August 26, 2026
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Overview
House of Diehl was a New York-based fashion partnership formed by Mary Jo Diehl and Roman Milišić. Rather than operating primarily as a conventional ready-to-wear label, the partnership became associated with experimental fashion, performance, styling, and the transformation of clothing design into a live event. Its work occupied a space between avant-garde apparel, rock-and-roll visual culture, and contemporary art. The label's designs were described as more likely to appear in fashion editorials, performance settings, or on high-profile artists such as Lady Gaga than in mainstream department-store retail. The partnership's best-known format was Instant Couture, a live fashion performance in which outfits were created and presented in an event environment rather than developed solely through a conventional seasonal collection. The format emphasized speed, improvisation, theatricality, unusual materials, and direct audience engagement. House of Diehl used Instant Couture in connection with musical and cultural events, including support for Sonic Youth, appearances at New York Fashion Week, and events associated with the Life Ball in Vienna. The approach positioned fashion as a participatory performance and connected the label to music, nightlife, art, and spectacle. House of Diehl's work also entered institutional and gallery contexts. Its designs and performances were exhibited or presented in art environments including MASS MoCA, Deitch Projects, the Priska C. Juschka gallery, and GAle GAtes et al. These settings reflected the partnership's broader practice: clothing was treated not only as a commercial product but also as a medium for visual experimentation, live authorship, and cultural commentary. The competitive extension of Instant Couture became known as style battling. In a typical style battle, designers or design teams competed in one-on-one rounds to create an outfit in fewer than five minutes, using vintage materials and unconventional objects. The completed looks were worn on a catwalk, and judges or audiences evaluated the competitors on innovation, performance, and what the format called the outfit's "It-factor." The competition structure generally used eight designers or teams, progressing through quarterfinal, semifinal, and final rounds. House of Diehl produced the Style Wars: The Style Battle Championships tour. The first United States tour traveled to New York City, Los Angeles, San Francisco, Chicago, and Miami in 2007, followed by a New York grand final in May 2008. A second United States tour took place in 2009. The format also reached international cities on several continents, including Buenos Aires, London, Johannesburg, and Singapore. Through Style Wars, House of Diehl extended its fashion practice into a touring performance and competition platform, helping frame rapid, improvised clothing construction as both entertainment and an emerging art form. Publicly available reference material provides limited information about the partnership's legal structure, commercial scale, current operations, product distribution, and present status. It is therefore best understood from the available record as an influential experimental fashion and performance project rather than as a documented mass-market apparel corporation.
History
House of Diehl emerged in New York as the fashion partnership of Mary Jo Diehl and Roman Milišić. The available record does not establish a precise founding year or provide a detailed account of the partners' early careers, but it identifies the project as an avant-garde label whose activities crossed fashion, music, performance, and contemporary art. Its work was oriented toward unusual presentation formats and cultural environments rather than conventional department-store distribution. The partnership became particularly associated with Instant Couture, a live fashion performance built around rapid creation and immediate presentation. In this format, clothing was produced as part of an event, with the process itself contributing to the spectacle. The method drew on vintage materials and unexpected objects, while emphasizing improvisation, theatrical presence, and the relationship between designers, models, musicians, and audiences. House of Diehl used the format in connection with musical performances and fashion events, including support for Sonic Youth, New York Fashion Week programming, and the Life Ball in Vienna. The group's activities also connected it to the contemporary-art world. House of Diehl work was shown or presented in settings including the Massachusetts Museum of Contemporary Art, Deitch Projects, the Priska C. Juschka gallery, and GAle GAtes et al. These appearances helped establish the partnership as a fashion-art project whose garments could function as exhibited objects, performance elements, or visual statements as well as wearable clothing. Instant Couture developed a competitive counterpart known as style battling. Instead of one House of Diehl performance, style battling placed multiple designers or teams into timed head-to-head contests. Competitors created outfits in under five minutes from vintage and unconventional materials, after which models presented the results on a catwalk. Judges and, in some settings, the audience assessed each battle according to innovation, performance, and an elusive stage quality described as the It-factor. The usual tournament structure involved eight participants or teams and three elimination stages. House of Diehl produced Style Wars: The Style Battle Championships, turning the concept into a touring event. The first national United States tour took place in fall 2007 and visited New York City, Los Angeles, San Francisco, Chicago, and Miami. A grand finale in New York in May 2008 named Miami designer Karelle Levy of the Krelwear label the first United States Style Wars champion. The tour's participants also included designers such as Mondo Guerra, who was identified as the Denver winner and was later known for appearing on Project Runway. A second United States tour followed in fall 2009. Style Wars battles were also staged internationally, with reported events in Buenos Aires, London, Johannesburg, and Singapore, as well as other cities across multiple continents. This international expansion presented style battling as a hybrid of fashion competition, performance art, nightlife entertainment, and creative improvisation. The available reference material does not document House of Diehl's current ownership, retail operations, financial performance, formal dissolution, or continuing activity. Consequently, the partnership's present status remains unconfirmed. Its documented significance lies in its contribution to experimental fashion presentation and in its development of a public, competitive format for making clothing live on stage.
- 2009
Second United States Style Wars tour
[1]House of Diehl produced a second United States tour of style-battling events.
- 2008
First United States Style Wars champion crowned
[2]The first tour concluded with a New York grand finale in May 2008, where Miami designer Karelle Levy was named the inaugural champion.
- 2007
First national Style Wars tour
[1]House of Diehl produced the first United States Style Wars tour, which traveled to New York City, Los Angeles, San Francisco, Chicago, and Miami.
Products and positioning
An avant-garde fashion and performance practice combining experimental clothing, rock-and-roll aesthetics, live improvisation, contemporary art, and audience participation.
Live fashion performance
Instant Couture
Instant Couture is House of Diehl's signature live fashion format. Designers create and present garments in an event setting, making speed, improvisation, unusual materials, and theatrical presentation part of the work. The format has been associated with musical performances, New York Fashion Week events, and the Life Ball in Vienna, and it treats the making of clothing as a public performance rather than only as a behind-the-scenes production process.
Fashion competition and touring event · 2007
Style Wars: The Style Battle Championships
Style Wars is the competitive extension of Instant Couture. Designers or teams face one another in timed rounds and construct outfits in fewer than five minutes from vintage materials and unconventional objects. Models then walk the catwalk, while judges or audiences assess innovation, performance, and stage impact. House of Diehl produced United States tours in 2007 and 2009 and international battles in cities including Buenos Aires, London, Johannesburg, and Singapore.
Marketing campaigns
- 2009Second Style Wars United States tour
United States
A second national tour continued the Style Wars competition in a live, elimination-based format.
Outcome. The source material confirms the tour but does not provide a complete account of its winners or commercial results.
- 2007STYLE WARS: The Style Battle Championships national tour
United States
House of Diehl took its live design-competition concept on a national tour, staging timed fashion battles in New York City, Los Angeles, San Francisco, Chicago, and Miami.
Outcome. The tour established Style Wars as a recurring public fashion-performance format and led to a New York grand final in 2008.
- International Style Wars battles
Argentina · United Kingdom · South Africa · Singapore · Other international markets
Style Wars battles expanded beyond the United States to cities on multiple continents, including Buenos Aires, London, Johannesburg, and Singapore.
Outcome. The international events broadened the reach of style battling as a hybrid fashion, competition, and performance-art format.
Brand decisions
2007
Turn live fashion making into a touring competitionStrategyBackground
House of Diehl's Instant Couture practice was adapted into a competitive format in which designers created outfits live under severe time constraints.
Action taken
The partnership produced Style Wars: The Style Battle Championships and took the format to several major United States cities.
Aftermath
The concept received a second United States tour in 2009 and was also staged internationally.
Sources2 sources
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