Mammoth Door is a leading provider of residential and commercial garage door installation and repair throughout Metro Detroit. We also install a full line of openers, entry doors, and storm doors. Our team of professional technicians are prompt, friendly, and reliable. We even offer same day and emergency service for your convenience! For all of your door needs, count on Mammoth Door. We're proud to provide expert garage door service & installation to Sterling Heights, Bloomfield Hills, Bloomfield, Macomb MI and beyond.