Margaret McLean

As a global leader in full-service engineering, consulting, construction, and operations, CH2M HILL has the human and technical resources, the international footprint, and the depth of know-how and experience to help clients achieve success in any corner of the world.

CH2M HILL International Services, Inc. provides engineering and environmental consulting services. It implements large component of environmental policy and technology to provide environmental assistance to new independent states. The company was founded on December 1, 1979 and is headquartered in Englewood, CO.

CH2M HILL, Inc. provides engineering services. It operates and design buildings, consulting, and program management for government industry and energy clients. The company was founded in 1946 and is headquartered in Englewood, CO.

CH2M HILL Cos. Ltd. provides consulting, design, design-build, operations and program management services. The company offers its services to the government, civil, industrial and energy clients. Its work is concentrated in the areas of water, transportation, environmental, energy, facilities and resources. The company was founded by Holly A. Cornell, James Howland, Burke Hayes and Fred Merryfield in 1946 and is headquartered in Englewood, CO.