William Sultemeier's practice focuses on corporate transactional work, with extensive experience in M&A, private equity and venture capital, joint ventures, and strategic partnerships across multiple sectors, especially the energy, oil and gas, and health care industries, involving a range of complex international transactions ($20 million to $15 billion). He has more than 20 years of large law firm, general counsel, and deal management experience. He counsels on deal structuring, regulatory trends, board compliance, and strategies to improve and advance business goals.

William has worked for extended periods of time in China, Japan, Australia, and New Zealand on M&A and securities transactions and has led legal and business teams in other transactions around the world. His international transactional experience includes the formation of joint ventures in the People's Republic of China, Mexico, Europe, Japan, Malaysia, and Africa; global offerings of securities, acquisitions, and divestitures in Asia, Central and South America, and Europe; and the restructuring of international investments. William is also the former general counsel and executive vice president of a private health care company, where he built and led the company's corporate legal department. During this time he was a member of the executive team and established a formal regulatory compliance program, oversaw the legal aspects of all transactions, and created and executed successful new business models.

William is actively involved in local youth and scouting organizations and has been an organizer and leader of multiple hurricane response and preparedness teams.