LL Design Builders

BT Construction, originally founded in 1980, bid, won and performed it's first job for the City of Boulder, 10,000 linear feet of water line and 10,000 linear feet of sewer line at a contract amount of $300,000. Since this time, BTC has successfully completed more than 500 projects all along Colorado's front range, even performing jobs in locations a far west as Winter Park, Fraser, Vail, Minturn and Durango. BTC is one of Colorado's leading contractors, specializing in water, sanitary and storm utility construction and relocation, tunnel auguring, pipe jacking, mechanical facilities construction, concrete flatwork and structures and industrial vacuum excavation.

Spectrum General Contractors is a leading construction and general contracting company based in Denver, Colorado. With over 45 years of experience, they specialize in commercial, civic, historic, restaurant, and residential construction, offering a custom approach to meet their clients' unique needs. With a team of experienced project managers and in-house craft labor, Spectrum delivers on their clients' vision, providing services such as construction management, demolition, ornamental and structural steel, custom carpentry and millwork, as well as window, door, and historic millwork restoration.Generated from the website