Greg Monsen


Gregory W. Monsen, CPA, MAS (Taxation), CVA, CMAA. Greg is the president of Detterbeck Johnson & Monsen, Ltd., a CPA and business advisory firm focused on middle-market companies and higher net-worth individuals. DJM serves a wide range of industries and Greg heads the firm’s Taxation, Valuation and M&A practice areas. Greg received both his Bachelor of Science in Accountancy and his Masters of Accountancy Science from the University of Illinois (Champaign-Urbana). Greg also serves on the Finance Committee of Healthy Schools Campaign (a Chicago-based non-profit), as well as an advisor to the Lake Forest Police Foundation Board of Directors.

Greg is a licensed CPA and is a member of the American CPA society, the Illinois CPA Society, as well as an accredited member of both the National Association of Certified Valuation Analysts (NACVA) and the Alliance of Mergers and Acquisitions (AMAA).