He has over 20 years of experience in representing condominium, subdivision and co-operative associations in Southeast Michigan and has represented hundreds of such associations. In addition, Mr. Diehl has 10 years of experience in the banking industry and is a former instructor for the American Institute of Banking. He also has extensive experience in estate planning, and has served as an officer, trustee and member of numerous non-profit and civic organizations, including the Four County Community Foundation and the Armada Village Planning Commission.