DN Automotive Homepage DN Automotive is a privately owned mechanic shop in St. Louis, Missouri area. We are an auto service and body shop that can complete anything from oil changes to completely rebuilding transmissions. We strive to help all of our customers to save money on every automotive need. The shop has been up and running serving customers in and around the various parts of Missouri for 25 years. DN Automotive is a family oriented business that has been running now for twenty five years. The previous shop owned by the Nassif family was called Nassif Automotive, with their striving business doing well they were able to relocate into a bigger shop. The main owner of DN Automotive is Dave Nassif; he receives help from his part owner and daughter Madison Nassif. The pair have owned the business now for 2 years.