Bill Koetzle has joined the American Petroleum Institute as VP-federal affairs.
He represented Chevron for the past decade, departing as federal government affairs manager.
At Chevron, Koetzle was responsible for legislative, regulatory and political affairs.
He spent time in Asia, working government relations, internal & external communications in support for the energy giant's holdings in six nations, including China.
Koetzle turned his sights on DC in 2015, handling duties that also include Chevron's advocacy for tax and environmental matters.
Before Chevron, he worked on Capitol Hill as deputy Republican staff director for the Energy & Commerce Committee and assistant to the former Speaker Denny Hastert.
Koetzle also was senior VP-public policy at the Institute for Energy Research.