Jeff serves as Chief Financial Officer at Variantyx, joining with more than 30 years of financial, operations and leadership experience in a variety of Fortune 250 and private companies. After starting his career as a CPA at Deloitte & Touche, Jeff served as CFO and then General Manager of Athena Diagnostics, Inc. During his nearly 20-year tenure, Jeff managed the company from its founding through several changes in ownership, including a leveraged buyout, followed by a sale to ThermoFisher Scientific and later, to Quest Diagnostics. Jeff continued as General Manager of Athena and a Vice President of Quest thereafter. His subsequent roles have included serving as President of ReproSource, Inc and as Strategic Business Advisor and acting CEO of Claritas Genomics, Inc. Most recently, Jeff was President and CEO of Chipcare Corporation, a Toronto-based developer of point-of-care instruments. He holds a bachelor’s degree with honors in business from the University of Massachusetts at Amherst where he graduated first in his class, summa cum laude.