Overhead Door Company of Portland™ Portland, Maine Overhead Door Company of Portland™ provides garage door installation, service and repair in Portland, Maine and the surrounding areas. Their product offering consists of both residential garage doors and openers and commercial doors and operator products. If you are a home owner, you can select from a large selection of garage door designs, styles and options for your home. Overhead Door Company of Portland™ makes working with architects, builders and business easy with a design service; a group of door experts assisting you to find the perfect commercial door system for your industrial application. Contact them today to work with their team of highly trained installers, technicians and service professionals.