Nuessen Family Foundation

Dennis G Koch CPA, established in May 2007, brings over 35 years of expertise in accounting, specializing in audits for electric cooperatives, independent telephone companies, not-for-profit organizations, small businesses, and governmental entities across Illinois and Missouri. The firm is committed to delivering superior client service while providing valuable resources, including informative articles and financial tools to assist clients in making informed financial decisions. In addition to professional services, Dennis G Koch is an active member of the Exchange Club of Quincy, which focuses on youth activities, community service, and the prevention of child abuse. The firm balances its dedication to accounting with a personal passion for classic cars, exemplified by the restoration of a 1954 Kaiser Darrin, showcasing a commitment to both professional and personal interests. Generated from the website

Whether you need a therapist, counselor, or psychiatrist, we are a compassionate team that works closely with you to help you realize your goals. Cornerstone is also licensed by the state of Illinois as a child welfare agency, providing a variety of family support and counseling services. We can help!