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Avery W. Catlin previously served as Senior Vice President, Chief Financial Officer, and Secretary of Celldex Therapeutics, Inc., a public biopharmaceutical company. Prior to joining Celldex Therapeutics, Inc. in January 2000, he served as Vice President, Operations and Finance, and Chief Financial Officer of Endogen, Inc., a public life science research products company, from 1996 to 1999. From 1992 to 1996, he held various financial positions at Repligen Corporation, a public biopharmaceutical company, serving the last two years as Chief Financial Officer. Earlier in his career, he held the position of Chief Financial Officer at MediSense, Inc., a Massachusetts-based medical device company. Mr. Catlin currently serves on the Board of Directors of Provention Bio. Mr. Catlin received his B.A. degree from the University of Virginia and M.B.A. from Babson College. He is a Certified Public Accountant.