Mr. Hummingbird served his tribe, the Cherokee Nation, for 29 years and as the Gaming Commission Director since 1998. Mr. Hummingbird was responsible for regulating the eleven (11) gaming facilities owned and operated by the Cherokee Nation, including over 7,000 gaming machines, 85 card/table games, and the licensing of over 3,200 employees. Mr. Hummingbird oversaw the daily activities of sixty-two (62) personnel employed by the Gaming Commission. 

Mr. Hummingbird left the Cherokee Nation in 2020 and founded his gaming regulatory consulting company, Solvere, in 2021. In 2022, Mr. Hummingbird was appointed to the Seminole Nation of Oklahoma Gaming Agency where he serves as Chairman. Additionally, Mr. Hummingbird serves as Vice Chair for the Alabama-Coushatta Tribal Gaming Authority in Texas and as Secretary for the Gun Lake Tribal Gaming Commission in Michigan. 

In addition to serving in these capacities, since 2006, Mr. Hummingbird has served as Chairman of the National Tribal Gaming Commissioners & Regulators association, a non-profit organization dedicated to promoting the exchange of information & experiences and training of tribal gaming regulators, where he is currently serving his tenth term.