A1 Garage Door Service is the # 1 garage door specialist in the industry. We are pleased to give our expertise and services to the people of the Great Lakes State. We bring you beautifully crafted garage doors and excellent service at reasonable price points on our installation and repair services. With our base in Sterling Heights, we service the garage door needs of the city including Royal Oak, Bloomfield Hills and Auburn Hills on the west, Clinton Township and Roseville on the eastern side, Utica, Macomb and Waldenburg on the north, and Hamtramck and Detroit on the south, among others. We have the best team of expert professionals who know how to manage each and every kind of garage door and its components. This is because all of our service technicians undergo a rigorous training process, covering every known garage door repair technique. We do not allow them onto the field until we know that they are totally trained, and can perform a job to perfection. Aside from this, they are constantly updated with all the current knowledge, information and training in order to do their work successfully. Plus, we carry all the best and high quality products from the top garage door brands. Whatever is your requirement or need for your garage door, we are sure to have them in our comprehensive inventory. We have garage doors in different styles, materials, colors, designs and what-have-you. If you still can not find what you are searching for, we can always source them out for you.