Bradford White Corporation is a team of American-owned companies that designs, engineers, and builds water heating, space heating, combination heating, and storage solutions for residential, commercial, and industrial applications.

Chromalox is a thermal technology company. They engineer thermal solutions for the world's toughest industrial heating applications. Their Heat Trace segment delivers temperature management solutions for piping systems, valves, and tanks.

Du-Co Ceramics is a technical ceramics manufacturer using steatite, cordierite, magnesium oxide, alumina, mullite and forsterite. Ceramic componants are produced by dry pressing and extrusion methods.

Kalglo Electronics, incorporated in 1969, is a manufacturer of electric radiant infrared heaters, electronic heating and lighting controls, and surge protection equipment. Kalglo is a veteran majority owned small business with product manufacturing based in USA.

Established in 1914, MSA Safety Incorporated is the global pioneer in the development, manufacture, and supply of safety products that protect people and facility infrastructures. Many MSA products integrate a combination of electronics, mechanical systems, and advanced materials to protect users against hazardous or life-threatening situations.

Pelonis Technologies, Inc. innovator of air movement technologies, cooling fans and blowers, induction motors, and specialty heating products for commercial and industrial use. They provide AC and DC axial fans, motors, PTC heaters, motorized impellers, centrifugal fans, EC fans, blowers, fan accessories, fan trays, automotive fans.