Prior to joining CENTERS, Tinnen spent nearly 17 years as a director with Anschutz Entertainment Group, where he oversaw various aspects of venue management, including ticketing, finance, security, guest services, sales and analytics. Tinnen's impressive record includes opening several iconic venues across the U.S., including The StubHub Center in Carson, California; The Dolby Theater in Hollywood, California; Ceasar’s Colosseum in Las Vegas, Nevada; T-Mobile Center in Kansas City, Missouri; and Impact Field in Rosemont, Illinois.