HCL is a mechanical contractor specializing in the installation of plumbing, fuel oil, process piping and medical gas systems. We are proud to be affiliated with the Mechanical Contractors Association and United Association of Plumbers and Pipe Fitters. Our list of clients represent all major hospital systems in the Houston area and the Texas Medical Center, energy companies, and other industry owners. Our projects include installation of various commercial, research and development laboratories, healthcare and research facilities, offshore platform projects, multi-story commercial office buildings, hotels, industrial and institutional project types. We are available to meet the needs of any type of mechanical installation and provide in-house design build services on all project types and sizes. HCL offers a wide variety of mechanical services including: