ESP Company was founded in 1974 by Thomas J. Finnegan, a manufacturer's rep in the Midwest to provide specialty products to the air conditioning, heating, and refrigeration industry.

Hex Valve (Richards Industrials) manufacture valves as a means to simplify the piping associated with gauge and differential pressure transmitter applications.

Overly Hautz Motor Base manufactures and designs the world's most complete line of motor mounting products. They also provide Adjustable motor bases, conversion bases, pivoting and automatic motor bases.

Parker Hannifin Corp. provides system protectors, valves and controls for industrial, supermarket, appliance, commercial, residential and mobile air conditioning and refrigeration applications. They provide Signature brands include Sporlan, R/S, HERL, Micro Thermo Technologies.

Waxman is a globally renowned company in the design, development, and distribution of innovative surface protection and floor care products, other home improvement and hardware products, including faucets and showers; plumbing products and accessories; and home organization and storage solutions.