Leadership Team
The DGN team is led by eight partners with broad expertise in public accounting and its many services.
- Thomas E. Gartland, CPA, CFP, MBA, Founding Partner
- Brad P. Niergarth, CPA
- James G. Shumate, CPA, MST, Managing Partner
- Robert C. Thompson, CPA, CVA, MBA
- Michael D. Shaw, CPA
- Mary F. Krantz, CPA , CHBC
- Shelly K. Bedford, CPA, MST
- Heidi M. Wendel, CPA, CFE
- Stephen D. Gallagher, CPA
The full staff includes close to 50 highly trained professionals with broad expertise in tax, audit and accounting, business consulting and management, IT services and related services that help our clients build their businesses. The entire team is based out of our Traverse City office and serve clients and organizations throughout Michigan.


