Owner John Carrigan started Auto One Automotive Refinements in 1995 as a mobile service to the local auto dealers and body shops. He has over 35 years of auto repair experience, and more than 20 years in the Paintless Dent Removal business. The shop has been conveniently located in Portsmouth, New Hampshire since 2004. We continue today with the superior levels of quality service that has brought repeat and new customers alike through word of mouth. John’s old school values of great service and craftsmanship for a fair price are the foundations for our success. Find out for yourself by calling today, estimates are always free!