David A. Bona Associates Architects was formed in August 1995. In June 1997, Kevin D. Kolb joined David A. Bona, RA and Bona & Kolb Architects & Designers Inc. was established. Since 1995, the firms have attracted a high-quality grouping of clients including Washtenaw Community College, the Ann Arbor District Library and the Cranbrook Educational Community. The architect's offices are located in a renovated building, designed by the firm, in Dexter, Michigan. In 2004, Bonnie S. Bona, RA joined the firm.