Welcome to Sentry Contractors Inc.


 Sentry Contractors is a Southeast Michigan contracting company offering a  full range of services for residential homeowners and commercial  businesses. We are committed to providing superior professional and quality services. Our business philosophy is based on honesty and  integrity.

Sentry Contractors is proud to be a preferred CertainTeed  certified Master company. These credentials represents one of the highest standards of excellence, quality and knowledge in the the building industry. Our Master certified installers have shown extensive  knowledge of installation and quality through rigorous testing, including several significant educational and accreditation steps. This  mark of distinction separates Sentry Contractors from most other  companies.                  

Sentry Contractors is also honored to be a preferred contractor for Owens Corning products,  giving us the ability to give our customers the Preferred Protection  Warranty on all of the Owens Corning Roofs that we build.    


Serving these major metropolitan areas:
Beverly Hills, Berkley, Birmingham, Bingham Farms, Bloomfield, Bloomfield Hills, Brighton, Canton, Commerce, Farmington, Farmington Hills, Franklin, Hartland,Highland, Keego Harbor, Lake Orion, Livonia, Milford, Novi, Orchard Lake, Plymouth, Redford, Royal Oak, South Lyon, Southfield, Union Lake, Walled Lake, Waterford, West Bloomfield, White Lake, Wixom.