Onerock moving pictures is a creative firm specializing in developing projects in various media for global brands and clients in the entertainment and fashion industries.
Short films, documentaries, brand image projects, feature films, music videos and web content. Along with creative development and production we work with our clients to develop strategies for social media, marking and distribution.



David Swajeski   Founder | Director | Producer

Filmmaker and Creative Director.

Co-founder and creative partner of the advertising/design firm Location 8. Founder of the creative production and content creation firm Onerock.

David has worked on projects ranging from advertising campaigns, broadcast television projects, documentary films, live multi-media events, brand films, film trailers, motion design, music videos and online video series.

He has directed projects for some of the most prestigious global brands including: BMW, Fila Sports USA, Benjamin Moore, DuPont, Dansko, JP Morgan Chase, Pep Boys, Ronald McDonald House, Jefferson Awards, ING, Gore-Tex, The Nemours Foundation and Mercedes Benz.

His documentary feature film “Dressed” about once homeless, self taught fashion designer Nary Manivong, premiered theatrically in January 2011 in New York and played in selected cities and continues to screen theatrically and digitally around the globe.

During his professional career he has produced over 300 productions and his work has been shown at the New York festivals, Cleveland International Film Festival, Newark Film Festival, Chicago International Film Festival, Savannah International Film Festival, Poland International Art and Fashion Festival, Singapore International Fashion Film Festival, Sonoma International Film Festival and the White Sands International Film Festival.


Maryanne Grisz   Partner | Producer | Marketing and Social Media Consultant

Maryanne is a producer specializing in art, film, music and fashion and directs global ventures from concept to completion.

Her most recent project is Executive Producer of the documentary DRESSED, the story of Laotian/American designer, Nary Manivong, who grew up homeless in Columbus, Ohio as he follows his dream to show his collection at New York’s Fashion Week. Maryanne is a partner at Onerock Movingpictures and also serves as Producer of Marketing and Distribution for DRESSED.

Maryanne has produced fashion shows and press events during Fashion Weeks in Milan and Paris, in the casino industry, with publications, retailers and charities. Some partners include Nicole Miller, St. John Knits, Macy’s, Lord and Taylor, Bloomingdales, Vogue, Cosmopolitan, Glamour, Esquire, and Vanity Fair.

Other productions in art and design include Gregory Colbert’s “Ashes and Snow” at the Nomadic Museum on Pier 54, NYC; launching of the international design contest “Design Against Fur” co-sponsored by The Humane Society of the United States and Bellerive-Aga Khan Foundation in Switzerland, now in 6 countries and The Ghetto Film School Benefit in New York.

Maryanne served as Director of Development for The Philadelphia Music Alliance and CFO for Ana Martins Public Relations and Showroom in New York City, a company specializing in the luxury market and holding global distribution for jewelry brands.

She teaches ‘Fashion Industry Marketing’ and ‘Fashion Show Production’ for AAS Fashion Marketing at Parsons, The New School for Design in New York City and is a member and Co-Chair for Career Day for The Fashion Group International.

Maryanne is a Reiki Master and an organic foodie.

Onerock Moving Pictures

  • 212.288.6292
  • 345 e.73rd Street #1B, New York, NY 10021

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