CMC Sheet Metal started in 1973 with the idea that a full-service sheet metal contracting firm could deliver high quality and ... prompt service has grown into one of the most respected industrial enterprises in the Washington, DC area. CMC's Headquarters is based in Capitol Heights, Maryland and houses our premier fabrication facility, main office, accounting, estimating and coordination departments which all enable us to provide the highest quality HVAC Construction Services to our clients and the industry. We are equipped to handle larger projects that require more detailed budget preparations, shorter delivery schedules, and the ability to address more complex fabrication and installation situations. With individual projects ranging from one hundred dollars to over twelve million dollars we have the experience needed to produce top results in every phase of a project. Our people, team building concepts, investment in technology, and a continual strive for excellence help to create the CMC Advantage. Let the CMC Advantage work for you on your next project by contacting us today. read more