Create a beautiful exterior for your home with services from M.D. Exteriors. - Residential & Commercial - Windows - Roofing - Flooring - Storm Damage - Exterior Siding Services M.D. Exteriors has been providing superior general contracting services in Minnesota for more than 13 years. From roofing and siding to window replacements and flooring, we offer quality materials and expert craftsmanship at competitive prices. We are fully licensed and insured and offer a 10-year warranty on all our work. For a free on-site estimate, call M.D. Exteriors today.