Headquartered in Rockford, Illinois, MPEC is a corporate holding company of strategically aligned businesses located across the Midwest. We are an economic engine throughout the regions we serve, and strive to provide an exceptional experience for our customers, employees and the communities we operate within. At the heart of all of our companies is a dedication to service and an unfailing belief in the Golden Rule.From a single NAPA Auto Parts location founded in 1938, MPEC has grown to manage interests that range from a regional leader in the automotive aftermarket and major distribution center to on-site parts supplier. Continuing in the spirit of entrepreneurism out of which we were born, MPEC seeks consistent, strategic growth within all our endeavors.