Cardinal Group, Inc. - Serving Office & Industry Since 1962 Cardinal Group began in 1962 as a building maintenance company. In the ensuing years we have expanded our available services to include divisions for environmental services, roofing, and safety products. As we have grown our principles have remained consistent: commitment and integrity. You have our assurance that we will continue to strive to surpass performance expectations and find new and inventive ways to better serve the needs of our customers.