Mr. Foster practiced federal and cross-border taxation (international, state and local) for 30 years (through 1997) at Exxon. Mr. Foster presented numerous tax presentations and meetings with various foreign governments (including China) on local and U.S. tax issues of concern to U.S. oil companies. He managed state income tax litigation (including various major Alaska tax cases). He coordinated industry efforts to challenge states’ positions on various tax issues in state and federal courts, including the U.S. Supreme Court. In addition, Mr. Foster private practiced law specializing in tax and restructuring.