CDM, also known as Camp Dresser & McKee is a consulting, engineering, construction and operations firm that serves several public and private clients worldwide. Established in 1947, it owns three subsidiaries, including CDM Constructors, CDM Federal Programs Corporation and CDM International. Its consulting services include architectural planning, management consulting, security, sustainable development, and asset, energy and project management. The company s engineering services include 3-D design, automation instrumentation, wastewater management, geotechnical engineering, equipment specification and process modeling. It also provides electrical engineering services for planning, design, building and construction of electrical systems for municipal, hazardous waste, industrial and commercial facilities. The company additionally offers cost estimation, general contracting, procurement, contract management and operations optimization services. CDM maintains a location in Chicago.