Thomas B. Tyree III worked at Riverstone Holdings, an energy and power private-equity firm with funds totaling over $40 billion from 2019 to 2021, before joining Stronghold. At Riverstone Holdings, Mr. Tyree focused on a range of industries, including energy, industrials, and infrastructure. He was responsible for analysis and execution related to new investments, M&A and capital markets transactions, and the management of existing investments. 

Mr. Tyree began his career as an Investment Banking Analyst at D.A. Davidson & Co. and then at Scotiabank, where he assisted in the execution of over a dozen transactions in the energy and industrials spaces. 

Mr. Tyree received his Bachelor of Arts in Mathematics from Bowdoin College