Meet The Team

David Siegel

CEO & Co-Founder

As a founder of Conversion Media Group, David Siegel features an extensive 20+ year background involving the intricacies of Domestic/International performance-based marketing, data acquisition, P&L relations, mergers and acquisitions and omnichannel marketing strategizing and continuously leverages that 360-degree dynamicity to solidify new levels of team unification, scalability, and organizational success.

Throughout his career, David has built a strong inventory of experience and career progressions built on a background in finance that became the catalyst for his current endorsed executive standing in the digital marketing space.

Craig P. McGuinn II

Non-Executive Chairman & Co-Founder

Craig McGuinn began his career on Wall Street as a retail stock broker and a Principal working for boutique firms including Barington Capital Group and Westrock Advisors, among others, where he cut his teeth on investment banking and M&A deal flow. He graduated from the Pennsylvania State University with a BS in Finance in 1989. McGuinn started in online advertising in 2000 at Venture Direct Worldwide on Madison Avenue in New York until 2004 when he and a partner launched Ward Media. There he led a team that took the revenue from $700,000 to $13,000,000 through 2008 and then negotiated its sale to Zeta Global(NYSE: ZETA). Having signed a three year contract with Zeta, 

Mark Kokonas

CFO & Co-Founder

Mark Kokonas began his career at Argy, Wiltse & Robinson, P.C., a regional public accounting firm. He started as a staff accountant and moved his way up to senior tax associate before his departure in August of 2012. He specialized in individual and corporate taxation as well as in the wealth management division. Mark worked mainly with high net wealth individuals and closely held family business in various industries, including but not limited to technology, advertising and government contracting. In August of 2012, Mark joined another regional public accounting firm by the name of Morrison, Brown, Argiz and Farra, LLC. He was with MBAF, LLC for 9 years until his departure in January of 2021.

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