Don joined Columbia in 1999 and is responsible for managing the firm’s operations. He has more than 30 years of successful experience managing the financial and operational functions of both public and private companies. Prior to joining Columbia Capital, Don was the Chief Financial Officer of Digital Television Services and Sterling Cellular, two former Columbia portfolio companies. Don also served in various financial and operational management positions for Contel Cellular, a subsidiary of Contel Corporation, and was a member of the audit department of Arthur Andersen, LLP. He received his Bachelor of Science in Accounting from the McIntire School of Commerce, University of Virginia.