Hi! I'm John Ulrickson, owner of The Door Doctor and the father of four young boys. I live in Grinnell and have owned this business since 2005. We provide quality sales, service, and installation of residential and commercial overhead doors and openers. Please call 1-800-722-9655 or email firstname.lastname@example.org for a free estimate! We would be happy to help you with your overhead door and opener needs.