National Rivet & Manufacturing Co.

Founded in 1990, Basler Turbo Conversions remanufactures DC-3 airplanes in BT-67 aircraft. The company provides flight control, electrical, hydraulic and fuel systems, as well as propellers and wings. It also specializes in cockpit, engine and fuselage conversions. The company offers air conditioning, cabin insulation and flight data recorder installation services. Basler Turbo Conversions provides BT-67 modernization services that include airframe overhaul, aerodynamic improvements, structural modifications and new system installation. Additionally, the company offers pilot and maintenance personnel training services. Basler Turbo Conversions parts department provides online inventory availability information. The company serves various clients, including the El Salvadoran Air Force, Guatemalan Air Force, Mali Air Force, Royal Thai Air Force and Spectrem Air Surveys. Basler Turbo Conversions operates a more than 75,000-square-foot manufacturing facility and is headquartered in Oshkosh, Wis.

For 25 years, Spuncast has provided a unique combination of quality, price, service and flexibility with centrifugal castings. The company specializes in producing centrifugals in a broad range of steel, iron and stainless steel alloys to meet the specific needs of original equipment manufacturers and repair markets. As a specialty job shop, Spuncast can centrifugally cast products using more than 160 alloys. It offers a full service centrifugal foundry, heat treat, machining and quality control services. Spuncast also has a laboratory that provides metallurgical services and training programs that include custom inventory management. Spuncast is based in Watertown, Wis.