Family-run Dorman Products has been solving automotive repair problems since 1918, developing aftermarket parts for the people and businesses that keep cars and trucks on the road. Its engineers are known for rethinking failure-prone original-equipment designs, often making repairs more accessible to technicians and vehicle owners. Based in Colmar, Pennsylvania, Dorman has grown its catalog to more than 118,000 products while retaining an entrepreneurial culture of contribution.
Standard Motor Products, IncFounded by the Sills family in 1919, Standard Motor Products manufactures and distributes replacement automotive parts while developing custom vehicle-control and thermal-management solutions for on- and off-highway equipment. Now headquartered in Long Island City, the century-old company employs more than 6,500 people across 54 facilities in North America, Europe and Asia. Its portfolio spans established aftermarket brands such as Standard and Four Seasons alongside engineered-solutions brands including Trombetta and Stabil.LONG ISLAND CITY, NY
CARDONE IndustriesFounded in 1970 by Michael Cardone Sr. and Michael Cardone Jr. in a North Philadelphia storefront, CARDONE Industries remanufactures and engineers replacement automotive parts. What began with windshield wiper motors has grown into more than 50 years of aftermarket experience, with products built from original cores and tested for restored function. Its Rebuild & Return service also repairs customer-supplied parts, including components for classic vehicles, when a catalog replacement is unavailable.PHILADELPHIA, PA
NexaMotion Group, LLCFor 50 years, NexaMotion Group has built its identity in the automotive aftermarket by bringing together specialized businesses that help professional repair shops keep vehicles moving. Based in Ohio, the group is known for simplifying difficult repair work through dependable distribution and digital access to parts.CLEVELAND, OH
Diesel ProFrom a farmhouse basement in Glen Rock, Pennsylvania, Diesel Pro has grown into a family-owned diesel parts remanufacturer, distributor, and repair operation serving customers across the United States and Canada. Founded by Lance Donaldson in 1985 and now managed by his son Scott, the company remanufactures fuel-system components and turbochargers while running a full-service truck repair facility with 11 bays. Its 30,000-square-foot warehouse holds more than 100,000 parts, giving the long-standing local business an unusually broad reach.GLEN ROCK, PA