David M. Dybas

AIP LLC (American Industrial Partners) is a private equity firm founded in 1989. The firm is headquartered in New York City, New York.

Heil Trailer International Co. designs, develops and manufactures transportation equipment. It is a global manufacturer of specialty transport trailers. The firm's products include liquid, dry bulk, oilfield, construction, platform, specialized, towing and defense trailers. The company was founded by Julius P. Heil in 1901 and is headquartered Athens, TN.

Honeywell Aerospace provides integrated avionics, engines, systems and services for aircraft manufacturers. The firm's products include avionics and electronics, air transport systems, business and general aviation systems, defense electronics, fasteners and hardware, bearings, electrical and electromechanical components, seals, pneumatic systems and components, hydraulic systems, integrated environmental control systems, wheel and brake products, auxiliary power units, ground power units, propulsion engines, space systems and services and microelectronics. The company was founded in 1985 and is headquartered in Phoenix, AZ.

Brock Services LLC engages in specialty craft merit resources. The company is headquartered in Houston, TX.

Vaupell, Inc. manufactures injection molded plastic components and assemblies. Its products include aerospace, defense, medical devices, commercial and industrial. The company was founded in 1947 and is headquartered in Seattle, WA.

EnTrans International LLC engages in the manufacture of tank trailers, oilfield equipment, and related components. Its brands include Heil Trailer, Heil Trailer Export and International, Polar Tank Trailers, Polar Service Centers Kalyn Siebert, and SERVA. The firm offers aluminum and stainless products for the liquid, dry bulk, oilfield, and construction industries. The company was founded in 2014 and is headquartered in Athens, TN.