John Askounis

John Askounis

John joined Stillwater in 2025, bringing over 40 years of experience in the downstream oil sector, with deep expertise in refining, economics, and fuels policy. He began at Texaco, and went on to hold senior roles at Tosco and ConocoPhlllips before retiring from...
Chuck LeTavec

Chuck LeTavec

Chuck LeTavec is a strategic advisor with deep expertise in refining, logistics, and supply in the transportation fuels market. With more than three decades of experience in the downstream sector, Chuck has guided organizations through complex transitions involving...
Paul Machiele

Paul Machiele

Paul is an independent consultant providing strategic and technical policy advice on fuel policies and transportation emissions for world, federal, state, and local leaders.  After 39 years, he recently retired from EPA’s Office of Transportation and Air Quality where...
Eric Lingman

Eric Lingman

Eric Lingman has over 40 years of experience delivering commercial, technical, and strategic solutions across the refining sector and the broader hydrocarbon value chain.  Eric began his career as a process engineer at ARCO where he designed and implemented the first...
Gary Yowell

Gary Yowell

Gary Yowell spent more than thirty years with the California Energy Commission (CEC), including two years with the California Air Resources Board (CARB). He has been involved in government partnerships with the transportation fuels and vehicle industry, implementing...