Mark Tester is the Executive Director of the Orange County Convention Center (OCCC), located in Orlando, Florida.  He is responsible for overall operations, planning, marketing and all activities at the OCCC, while ensuring its positive economic impact for the community.

Prior to this role, Tester held the position of Austin Convention Center Director, an enterprise department of the City of Austin, from 2008 to 2020. During his tenure in Austin, Tester held a seat on the Executive Committee of Visit Austin and was the President of Austin Convention Enterprises ' the board that oversees the City financed 800-room Hilton Austin.

Tester's repertoire of experience also includes 13 years in the Chicago convention community, where he held senior positions at both the Chicago Convention and Tourism Bureau (now Choose Chicago) and the Metropolitan Pier and Exposition Authority, the owner and manager at that time of McCormick Place. Tester earned his Bachelor of Arts in Communications from Purdue University.