Tony Sementelli

Chairperson

Tony Sementelli brings extensive expertise in the energy sector to the Dalinar Energy leadership team. Most recently, he served as executive vice president, chief financial officer, and a member of the leadership team of Flint Hills Resources, LLC, a subsidiary of Koch, one of the largest private companies in America. He retired from Flint Hills Resources in March of 2021.

Tony was responsible for the company’s accounting, audit, tax, business development, strategic planning, innovation, treasury, credit, risk management, procurement, and information technology activities.

Prior to joining Koch in 1996, Tony held financial leadership positions with Clark Refining and Marketing (now part of Valero) and British Petroleum. Tony was a senior accountant with Ernst & Whinney (now Ernst & Young), focusing on the downstream petroleum industry.

He graduated summa cum laude from Villanova University with a bachelor’s degree in accountancy in 1985 and is a certified public accountant