Kelyn is CFO for Calix and responsible for all finance, compliance, legal, human resources, and information technology functions. A 20-year finance veteran, Kelyn joined Calix in April, 2008 from Calypso Technology, where she held the role of chief financial officer. Prior to Calypso, Kelyn was CFO at Arzoon and CEO of Studio Systems Inc. (Creative Planet). Previously, Kelyn was at Amazon.com, where she was chief accounting officer, vice president of finance, and CFO of Amazon's international division. She has also held senior finance positions at Sun Microsystems, Lexmark International, and Ernst & Young, and is a Certified Public Accountant. Brannan-Ahn holds a BA in political science from Murray State University, Kentucky, and is a member of the American Institute of Certified Public Accountants.