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A professional headshot of William Keller.

Senior Vice President, Nigeria Country Operations William Keller

"My work at Chemonics... has given me a very global perspective. It’s given me the opportunity to work with individuals… from around the world, learning about new cultures and helping people live happier, more productive lives."


William Keller is Chemonics’ Senior Vice President, Nigeria Country Operations. Previously, he served as the Chief Financial Officer and as the director of the company’s finance and compliance review team. A certified public accountant, William has more than 12 years of experience in finance, accounting, compliance, and project operations. Since joining Chemonics in 2009 as a manager with the field accounting and compliance team, William has taken on numerous assignments, including helping to establish and serving as finance specialist with the Country Operations Optimization Platform (CO-OP) in Afghanistan and successfully serving as deputy chief of party of the Investment Climate Improvement Project in the West Bank. William holds a bachelor of arts degree from Illinois Wesleyan University and an MBA from the Thunderbird School of Global Management.