Company founded
1984
Thompson Investment Management is a registered investment advisor based in Madison, Wisconsin with client relationships dating back to 1984, and over $4 billion in assets under management. Our firm's proprietary mutual fund family, Thompson IM Funds, Inc. was founded in 1987. Our investment management, client services, securities trading and accounting teams have worked together for many years. In fact, firm employee tenure averages more than 14 years, which has given our experienced staff the opportunity to work through the myriad challenges presented by the fluctuating financial world.