U.S. Department of Energy

American Axle & Manufacturing, Inc. is a manufacturer that specializes in designing, engineering, and supplying driveline and drivetrain systems, as well as related components for various vehicle types, including light trucks, SUVs, passenger cars, crossover vehicles, and commercial vehicles. The company's product offerings encompass axles, chassis modules, driveshafts, power transfer units, transfer cases, and metal-formed products. American Axle operates globally, serving customers in North America, South America, Europe, and Asia through a network of distributors. Incorporated in 1993 and headquartered in Detroit, Michigan, the company has additional offices in several countries, including Brazil, China, Germany, India, Japan, Luxembourg, Mexico, and Poland, along with research and development centers in Michigan and Sweden. The company primarily generates revenue from its driveline segment while also engaging in metal forming.

Whirlpool Corporation is a prominent manufacturer and marketer of home appliances, operating across four key segments: North America, Europe, Middle East and Africa, Latin America, and Asia. Founded in 1911 and headquartered in Benton Harbor, Michigan, the company offers a wide range of products including refrigerators, freezers, laundry appliances, cooking equipment, dishwashers, and various small domestic appliances. Whirlpool's extensive brand portfolio includes well-known names such as Whirlpool, Maytag, KitchenAid, JennAir, and Amana, among others. The company distributes its products to retailers, distributors, dealers, builders, and directly to consumers, ensuring a broad market presence. In addition to major appliances, Whirlpool also produces hermetic compressors for refrigeration systems, solidifying its role in the home appliance industry.

DuPont, founded in 1802 and headquartered in Wilmington, Delaware, provides sustainable solutions across multiple sectors including agriculture, electronics, communications, construction, transportation, and apparel. The company is known for its innovative products and services that address the needs of diverse markets such as agriculture, nutrition, safety, and home construction. Additionally, DuPont's Mobility & Materials division specializes in engineering thermoplastics and elastomers, delivering advanced material solutions that transform industries and support future technologies. Through its commitment to material science, DuPont aims to offer impactful solutions that enhance performance and sustainability across various applications.

Aptiv's signal and power solutions segment supplies components and systems that make up a vehicle's electrical system, including wiring assemblies and harnesses, connectors, electrical centers, and hybrid electrical systems. The advanced safety and user experience segment provides body controls, infotainment and connectivity systems, passive and active safety electronics, advanced driver-assist technologies, and displays, as well as the development of software for these systems. In 2023, Aptiv's top 10 customers accounted for 54% of revenue, all of which were less than 10%. Historically, General Motors, Stellantis, Ford, and Volkswagen, have been the firms largest customers.more