Prior to forming White Deer, Mr. Guill served as President of First Reserve Corporation, an energy-focused private equity firm, from 1998 to 2007. During that period, he helped the firm and the funds it raised grow from $812 million with seven investment professionals to $7.8 billion with 35 investment professionals. Mr. Guill managed First Reserve’s Houston office, focusing on deal origination, investment analysis, negotiation of acquisitions and management of portfolio companies.
Prior to 1998, he was Co-Head of Investment Banking at Simmons & Company International, a leading specialized investment bank serving the energy industry. Mr. Guill joined Simmons in 1980 and served 19 years in corporate finance, working primarily on mergers and acquisitions, financings and corporate restructuring. Prior to his service with Simmons, he was an Associate at Blyth Eastman Dillon.
Mr. Guill is currently a Director of National Oilwell Varco (NYSE:NOV). He serves on the Board of MD Anderson Cancer Center in Houston and the Houston region of Teach for America. Mr. Guill holds an MBA in Finance from Wharton School and a BA in English from Princeton University.