HomeServe USA Corp. is a renowned provider of HVAC systems, equipment and home comfort solutions. The services offered by the company include Plumbing, Sewer Line, Heating & Cooling Solutions, Electrical Wiring, Water Service Line, Gas Line, Septic Line, Heating Tune-Ups, Cooling Tune-Ups, and Hot Water Heater Repairs.

Hydrolevel is a renowned manufacturer of temperature and liquid level controls for residential and commercial heating applications. Founded and headquartered in North Haven, Connecticut, where all products are manufactured, Hydrolevel offers a comprehensive range of innovative controls for boilers and hydronic heating systems, including low water cut-offs, temperature limit combinations, tank level controls, and advanced steam controls.