Contact

Main Office

1706 North 16th Street
Quincy, IL 62301-1404
PO Box 1007
Quincy, IL 62306-1007
Main Number 217-224-8484
Fax 217-224-0504
Email dgkoch@dgkochcpa.com
 
Dennis G Koch, CPA, CGFM
Owner
Email dgkoch@dgkochcpa.com
 
John Niemeyer, CPA
Senior Staff Auditor
Email jniemeyer@dgkochcpa.com 
 
Erik Fowler
Staff Auditor
Email efowler@dgkochcpa.com