Collaboration between designer/engineer, contractor, and owner results in the best value and has the highest success rate for any construction project. CGRS’s highly experienced team of engineers and construction project managers collaborate with our customers to bring projects to fruition from concept to finished product.


We are able to draw on more than 30 years of design/build experience for the oil industry – combined with the knowledge, education and experience of staff members trained in the water/wastewater industry – to design and/or build top-notch water and wastewater treatment plants.


CGRS has engineered hundreds of fuel-system installations and upgrades. We make sure our clients are in full compliance with federal, state and local regulatory agencies when upgrading or installing fuel systems.


CGRS has designed and built compressed natural gas (CNG) and renewable natural gas (RNG) facilities and stations as well as converted refined fuel facilities to CNG for the private and public sectors throughout the Rocky Mountain region.