The agency was founded in 1973 in Grand Blanc Michigan by John DeCew. While starting with only two employees, the agency now employs 15 associates with between 2 and 40 years of service with the agency. The Hallmark Agency, Inc. is a firm of proven professionals and caring and conscientious people; the kind of people you can depend on. We have a commitment to maintain a high standard of excellence in all that we do and to establish a firm relationship of mutual trust and service with each of our clients. Our goals have also been to find and maintain insurance solutions to all of the individuals and businesses that we work with.