Bachelor, University Minnesota, 1962.
Senior contract administrator Honeywell Inc., Minneapolis, 1962—1969. Vice president Inter-Services Intelligence, Inc., 1969—1971. Senior vice president First Midwest Capital, 1971—1980.
Founding general partner Pathfinder Venture Fund, since 1980.
Board directors Anderson Cornelius Company, Central Nervous System Inc. Loridan Inc.; Minneapolis senior warden St. Patrick's Church, 1980. Member of National Venture Capital Association, Midwest Association Small Business Investment Companies (president 1978-1979), National Association Small Business Investment Companies (director 1978-1979), Minneapolis Chamber of Commerce (small business commission 1978), Decathalon Athletic (Minneapolis).
Married Sharon Patricia Joyce Greenshields, August 3, 1983. Children: Andrew, Laura Ann, Thomas S.