John McKinnon provides auditing and tax services for a wide range of clients including colleges and universities, manufacturing, construction & real estate, retail, healthcare, long-term care facilities and insurance. John is well-versed in the Not-for-Profit industry, providing proactive services to a number of prominent local organizations. John goes beyond general services to provide comprehensive accounting and business advisory solutions that make a difference to his clients. John offers business owners and management teams the resources and expertise they need to increase profits and stay competitive. With more than 20 years of experience, he is well equipped to advise family owned companies on strategic planning, improved operations, and project management.

CPA – State of Ohio


American Institute of Certified Public Accountants
Ohio Society of Certified Public Accountants


Greater Springfield Chamber of Commerce
Rotary Foundation Springfield Special Events Treasurer
Ohio Air National Guard / Air Force Reserve Former Major
Springfield Chapter of the OSCPA Past President


BS, Accounting, Wright State University

Contact Information

Phone: (937) 399-2000
Fax: (937) 399-5433

Contact John W.