Southland Industries is one of the largest construction and engineering companies in the US. The employee-owned group provides design/build, electrical and mechanical engineering, electrical maintenance, plumbing, fire protection, HVAC, and facilities management services. Southland offers custom solutions for clients in the health care, life sciences, hospitality, industrial, education, government, and telecommunication sectors. Projects include the renovation of the Pentagon following the terrorist attacks of September 11, and the M Resort in Las Vegas. Founded in 1949, Southland Industries has about a half-dozen offices in California, Maryland, Nevada, and Virginia.