H&H Industries is a provider of mechanical design, installation and fabrication services. It specializes in standard and specialty piping. The company provides stainless steel and sheet metal fabrication to the commercial, industrial, institutional, process and power industries. The company is an operating division of H&H Group. Founded in 1901, H&H Group is comprised of H&H Industries, H&H Electric, Magaw Electric, Magaw Electric Construction and H&H Energy Services. H&H Electric, Magaw Electric Construction and Magaw Electric provide design and installation of electrical equipment and systems. H&H Energy Services offers designing and building services for new and retrofit projects that are undertaken by businesses engaged in the power, health care, industrial, process and pharmaceutical industries. H&H Industries is headquartered in Madison, Wis.. Plumbing Contractors