CH2M was founded in 1946 in Corvallis, Oregon by Fred Merryfield, Oregon State University civil engineering professor and three of his students: Holly Cornell, James Howland and Thomas Burke Hayes. The firm was named after the founders, with Howland and Hayes making up the H2 portion. Cornell, Howland, and Hayes were all graduates of Oregon State University. The company became CH2M Hill name after a 1971 merger with Clair A. Hill and Associates of Redding, California. The decision to relocate to Meridian, Colorado came about in 1980, to place the firm in a more central location of the United States.
CH2M HILL, Inc. provides design-build, consulting, project management, program management, operations management, construction management, and design consulting services to governments, cities, transportation, water, environment, nuclear, energy, and industry sectors in the United States. It plans, designs, and builds bridges, commercial and industrial zones, conveyance and storage systems, federal facilities and infrastructure, electronics manufacturing/semiconductor facilities, pipelines and terminals, drinking water and reuse treatment technology, general manufacturing facilities, nuclear waste management facilities, roads, aviation projects, energy upstream/oil field infrastructure, industrial water treatment plants, oil and gas refineries, sports and events venues, advanced facilities, and chemical companies.
The company also provides site remediation and revitalization; urban development and regeneration; architecture solutions; and base operations management services for major government and military complexes, as well as holds contracts with the Department of Defense and other federal agencies that allow to provide logistics and humanitarian support in response to man-made and natural disasters, including in war zone and contingency environments.
In addition, it designs infrastructure and master plans for campuses or entire regions, office buildings, laboratories, or manufacturing plants; and develops business and sustainability solutions that solve environmental and socioeconomic issues. The company was founded in 1946 and is based in Englewood, Colorado. It has offices in North America, Latin America, Europe, the Middle East and India, and the Asia Pacific. CH2M HILL, Inc. operates as a subsidiary of CH2M HILL Companies, Ltd.