Mr. Cook is a principal and co-founder of Mountain Group Capital, Nashville, TN.  Mr. Cook serves as Executive Chairman of the Board and President of NuSirt Biopharma and a board member of Castle Biosciences, Clinical Products and Corcept Therapeutics Inc. (NASDAQ: CORT).

He is also a founder and Past-Chairman of the Board of Ironwood Pharmaceuticals Inc. (NASDAQ: IRWD) a biotechnology company in Cambridge, MA where he served as a director from 1998 to 2015.  Mr. Cook served as Chairman of Amylin Pharmaceuticals Inc. (NASDAQ: AMLN) from 1998 to 2009 and was Chief Executive Officer from 1998-2003.  Mr. Cook retired as a Group Vice-President, Global Operations at Eli Lilly and Company in 1993 after more than 28 years of service.

Mr. Cook serves as Chairman of the Board of Mercy Ministries International Inc. with headquarters in Nashville, TN.  He is also a past Chair and current member of the University of Tennessee College of Engineering Advisory Board.  Mr. Cook has served on the national board of the American Diabetes Association, and is past Chairman of the Board of Life Sciences Tennessee.