Mr. Fein directs Impinj's finance activities and manages the company's administrative teams. He has more than 13 years of finance and operations experience including the role of General Manager at T-Mobile (formerly VoiceStream Wireless) where he oversaw financial planning and corporate acquisitions as the company grew from 100 to 12,000 employees. Mr. Fein holds a B.S. in Mathematics and an Executive M.B.A. from the University of Washington.