Our Story


Decades of Trusted Service

For over 20 years, clients across private, commercial and federal sectors have leaned on ESI's passion and expertise to create a finished product that’s built to last.

Customers today can expect the same quality of service, only now it is backed by a partnership that has created the largest company in Colorado that self-performs Civil Construction and Asphalt & Concrete Maintenance for Commercial, Municipal and Governments projects.

ESI's relationships have been solidified over decades of collaboration. Clients have always depended on our companies to value-engineer a solution. Your goals and interests are always top of mind.

Customers can now leverage a century of combined experience that our management and estimating team bring to the table. We embrace a “we have your back” mentality by supporting clients with comprehensive capabilities to get the job done right.


Our Resources

If you have surface infrastructure needs, our uniquely nimble and flexible capabilities deliver. With a team of over 300 skilled field employees, a company-owned fleet of advanced heavy equipment and long-standing relationships with local rental companies and contractors, we are specifically designed to efficiently help you execute and administer complex projects. Your environment is guaranteed to look good and be safe for the long haul.

Award Winning Asphalt Services Contractor

140+ years combined experience in heavy civil construction

300+ employees and our own fleet of trucks and heavy equipment

Colorado’s largest non-producing construction company


A Strong Foundation

Our core values of excellence, affordability and personable service continue to weave through everything we do.


APWA Public Works Project Award


June Safety Crew of the Month


Entered into the SBA Wall of Fame


Best in Colorado Small Contractor Paving


Best Overall Quality - CDOT


Awarded Air Force Coin for Outstanding Quality and Safety