Gregory Young serves as Partner at Guard Hill Holdings. Young also served as the Board Member at Aerin Medical. He is also an Angel Investor. He is Chairman of the board of S.R. Smith. In addition to several Guard Hill Holdings Investments, Young is the Board Member of Bioabsorbable Therapeutics, and EarLens Corporation. From 1990 to present Young has been President of Teton Capital Management. From 1982 to 1990, Young was a Partner at Melchor Venture Management (Portola Venture Fund). Prior to 1982 he was a member of the Corporate Finance group at Salomon Brothers and with Wells Fargo Bank. Young has an MBA from Stanford Business School and a BS in Economics from the University of California at Berkeley. He serves as the Chairman of the Board at S.R.Smith. He also served as Board Member and Director at Revent Medical.