John Lipuma, Co-founder & CEO,


John co-founded PostAds Group in 2007 and serves as CEO. He brings thirty-years of advertising technology experience via Executive Management positions at Vyvx, DG, Point.360, Conde Nast Publications (Vanity Fair) and Hearst Publishing (Esquire).  

John has introduced numerous innovations to movie studios and global brands, including SD-to-HD tech transition, multi-network ad distribution, centralized adaptions of international content and automated production bidding platforms. Over the course of his career John has served as global account manager for nearly all of the Top 100 Leading Global Marketers. 

He earned a B.A., English at Providence College and an M.F.A in Creative Writing/Fiction at Sarah Lawrence College, with additional studies at the Provincetown Fine Arts Center. He published a short story collection "Jubilee & Other Stories" (2001) earning a five-star rating on the review of books. John resides in Rye, NY with his wife and son.


Mark Dunn, Co-founder & CFO/COO,


Mark is Co-founder and CFO/COO of PostAds Group.  He brings over thirty-years of unique professional experience focused on media-entertainment, technology and strategic business development.  He is widely recognized as one of the industry's leading solution architects for digital media workflow.


Mark began his career with two of the preeminent Big-6 consulting firms, Andersen Consulting and Price Waterhouse.  He spent over 8-years directly managing large technology engagements for multi-national companies. He later served in senior executive leadership positions at advertising technology companies Vyvx, DG Systems, and Point.360. Mark has been at the forefront of driving industry tech solutions internationally for Fortune 500 Companies by negotiating and implementing strategic partnerships with production and post-production companies in North America, Europe, Latin America and Southeast Asia. 


He earned a B.B.A., Finance at Baylor University.  Mark works with High School and College Students in Advertising and Media Career Planning.  He resides in Arlington, Texas with his wife and two daughters.