COSMIX
I-270 Flyover: I-25 SB from 84th Ave. to 70th Ave.
Oxford Avenue Bridge


Design/Build construction services have become increasingly popular with owners and developers over the past decade. By offering an integrated project delivery method, owners can entrust one team with their project. SEMA’s Design/Build services provide our clients with a single-source of responsibility for quality control, schedule, and budget adherence.

For Design/Build contracts, our team of experts including engineers, designers, project managers, and superintendents will collaborate with you throughout the design and construction of your project. By joining forces, we are able to react quickly to design and construction issues, ultimately allowing for increased flexibility, faster project delivery, and reduced cost. Increasing efficiency and creating value for our clients—designing and building our way through the west.