Sean Finnegan

Media Strategist, Digital Communications

Sean brings a veteran’s perspective to digital media, mobility and social interaction and has held global digital leadership roles at major agencies including serving as President and Chief Digital Officer at Publicis’ Starcom MediaVest Group (SMG), Chief Executive Officer of Omnicom Media Group’s (OMG) Digital unit.

Upon leaving the Agency space seven years ago, Sean became a full-time entrepreneur, building a series of companies and taking them through to financial exits. He first constructed “The C4 Group” (C4), a strategic consultancy designed to guide and grow media and technology companies. C4 was sold to true[X], where he spearheaded the company’s strategy, sales and marketing teams, leading to its acquisition by 21st Century FOX. Finnegan also helped create “co/star”, a social influencer agency, along with partner and entertainer Kevin Jonas, which was acquired by The Engine Group. Sean is currently co-founder and partner of the Chameleon Collective, a global strategic consultancy focusing on the media, entertainment, retail and technology sectors.

Finnegan is committed to mentorship and as such, is a Guest Lecturer at such venerated institutions as Georgetown University’s McDonough School of Business, Northwestern’s Medill Integrated Communications School and more. Sean has also provided Keynote speeches at global advertising conferences such as Sydney’s Ad:Tech, Cairo’s Nielsen 360, India’s GoaFest, The Cannes Advertising Festival, The Wall Street Journal’s “Digital Download” and many more.

For Finnegan’s professional efforts and accomplishments, he has been named an American Advertising Federation Hall of Achievement Inductee, Advertising Age Media Maven, Mediaweek Media All Star, MediaPost All Star, one of min magazine’s “Most Intriguing People,” Internationalist Magazine Agency Innovator and OnMedia’s Madison Avenue “IT” List.

For his charitable service, Sean serves as co-founder and board member of the Tom Deierlein Foundation (, an organization dedicated to helping provide U.S. Military families and children with their most basic living needs. He also received the distinction of Kentucky Colonel, an honorary commission given by the state of Kentucky to individuals noted for their public service.



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