Mills Automotive Group has opened a Porsche dealership in a new 46,000-square-foot facility in Charlotte’s Northlake area. Why it matters: According to a company press release, the dealership, located at 10205 Ronald Withrow Blvd, just off Interstate-485 and W. W.T. Harris Boulevard, has one of the largest Porsche service centers in the Carolinas. Mills Automotive is among the largest Black-owned dealership groups in the U.S., according to Black Enterprise magazine. Porsche Charlotte Northlake officially opened on Sept. 4.