The GSF Team

A Dedicated and Passionate Team

Giant Screen Films is comprised of a core team of professionals with a unique combination of experience, intelligence and leadership.

Don Kempf, President and Founder

Don founded Giant Screen Films together with his brother Steve with a mission to bring enriching and impactful theatrical experiences to audiences worldwide. As a former history teacher, Don's decision to devote his career to educational documentary film production was a natural one.   In 2009, he founded D3D Cinema, a sister company of GSF dedicated to digital 3D theater integration and film production.  Don received a BA in history from Dartmouth College and an MBA in marketing and entrepreneurship from the University of Chicago.  He lives in the Chicago area with his wife Kathy and three boys Jack, Tommy and Hank.

Andy Wood, Sr. Vice President, Development and Operations

Since joining GSF in 2006, Andy's  role with the company has grown to include production management, international distribution, business development, new ventures and general company strategy.  Prior to joining the company, Andy was Director of Business Operations & Theaters at The Franklin Institute in Philadelphia, where he oversaw all public revenue generating departments and was responsible for museum-wide forecasting, budgeting, and marketing analyses.  He is passionate about natural history and documentary film production, with degrees in film and field zoology from the University of Wisconsin-Madison.

Mark Katz, Sr. Vice President, Film Distribution & Theater Development

Industry veteran Mark Katz joined Giant Screen Films to help strategically expand the company’s global film distribution and business development as well as contribute to the continuing expansion of the museum theater network through GSF’s sister company D3D Cinema. For almost 30 years, Mark has released and distributed more diverse and original films than anyone in the history of the giant screen and museum cinema industry. He was most recently President of Distribution for National Geographic Studios since 2006. Prior to National Geographic, Katz headed up distribution for nWave Pictures from 1998-2005, was VP of Sales for Sony Pictures Classics from 1994-1998 and managed Film Distribution for Imax Corp. from 1988-1993. Katz is also a past Chairman of the Board for the Giant Screen Cinema Association (GSCA).

Derek Threinen, Vice President, Film Distribution & Business Development

Derek is responsible for distributing GSF's growing library of large-format and digital 3D films to large-format theaters around the world, with a focus on North America, as well as other business development activities.   Derek is a 15-year veteran of the giant-screen film industry.  He began his career in theater operations, managing international institutional joint-ventures for SimEx.   He then served as theater director for IMAX Corporation at Boston’s New England Aquarium before moving on to National Geographic’s Cinema Ventures group, where he oversaw film marketing and outreach activities.  Most recently, Derek served as a theater and film development consultant for several of the industry's most prestigious museums, including Smithsonian Enterprises, the National Museum of American History and the Montreal Science Centre.

Domingo Escutia Muñoz, Director of Sales & Distribution, Europe

Based in Valencia, Spain, Domingo leads GSF’s film distribution in Europe.  He is a longtime museum veteran, having worked in business administration for 13 years at Valencia’s distinguished City of Arts and Sciences museum and L’Hemisfèric, catering to over 3 million public and schools visitors. Managing a staff of 120 museum professionals, Domingo oversaw all programming, exhibitions, and operations in the museum and theaters, including an IMAX Dome, 3D digital venue, and planetarium.  He has an Executive MBA from ESIC Business & Marketing School and has long shared a passion for cinematography and motion pictures, working from a young age alongside his father in the family photography shop.

Deborah Raksany, Vice President, Development and Partnerships

After serving as a consultant for more than a year, Deborah became part of the GSF team in April of 2010. She works to develop relationships and initiatives that leverage the power of GSF’s productions, creating meaningful learning experiences, building brand value for sponsors and partners, and supporting the mission of museum exhibitors. She manages outreach campaigns and sponsor activation for films in distribution and pursues opportunities for projects in production. Her background includes work in environmental research as well as experience in communications, marketing and development for non profits.

Rob Grzymala, Vice President, Production and Finance

Rob oversees many of the company's day-to-day operational activities, including finance and accounting.   Rob also has become increasingly involved on the production side of the company's films.  Rob graduated from the University of Illinois-Champaign/Urbana with a degree in Finance.

Kathy Kempf, Director of Finance

Kathy oversees the company's various financial activities as well as HR-related matters.   She has a BA in Economics from the University of Notre Dame and an MBA in Finance from the University of Chicago.  

Liliya Dzhorayeva, Director of Distribution Operations

Liliya works closely with the distribution and operations team to support a portfolio of global theater clients by fulfilling their distribution and marketing needs. Prior to joining GSF, she was a Media Supervisor at Starcom MediaVest Group, where she analyzed marketing data, developed campaign strategies, and managed media plans that achieved brand’s marketing goals. Liliya graduated from Northwestern University with a degree in Radio, Television and Film, and speaks Russian fluently.

Tom Rooney, Director of Marketing and Distribution Fulfillment 

In addition to maintaining GSF's web presence and designing and drafting press releases, Tom coordinates the creation of marketing assets and distribution of film prints.  Prior to joining GSF, Tom was a project manager at a technology company where he oversaw the implementation of EMR software at hospitals around the country. Tom graduated from the University of Notre Dame with degrees in both History and German Language and Literature.     

Steve Kempf, Founder and Strategic Advisor

Steve founded Giant Screen Films with his brother Don to deliver inspirational and family-friendly films that entertain and educate, and serves the company in a strategic advisory capacity.  Steve is President of Lee Spring Company, a leading manufacturer based in Brooklyn, New York.  He has a BA from Harvard University and a JD/MBA from Harvard Law School.