Shannon and Wilson, 1321 Bannock St, Ste 200, Denver, CO 80204, US

Located in Denver, CTL|Thompson is a full-service geotechnical, environmental and materials engineering firm. It was formed in 1977 by the merger of Robert W. Thompson and Commercial Testing Laboratories. The company is one of the leading providers of engineering solutions with various operational offices in Colorado, Texas and Wyoming. It employs trained engineering specialists to manage a variety of residential and commercial construction projects. CTL|Thompson offers various kinds of services, including geotechnical engineering and geologic studies, and construction observation and testing. The company s other services include materials engineering and laboratory studies, pavement engineering, mining and subsidence, structural services, and storm water management planning and compliance.