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When it all comes together

When hard work, smart engineering, and strong partnerships with our clients combine, the results are simply amazing—impacting local residents in the community, our ecosystems, and our very future. It’s a legacy that inspires us to do even more.

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Explore Our Projects

 

photo of downtown los angeles from the hollywood hills, representing Carollo Engineers work in and around the city.
Pomona, California
Los Angeles County Sanitation Districts Suboxic Nitrogen Removal at Pomona Water Reclamation Plant
Arial photo of the SFPUC headworks upgrades dont in San Francisco by Carollo Engineers
San Francisco, California
Southeast Treatment Plant Headworks Project
rendering of the St. Cloud Nutrient, Energy, and Water Recovery Facility as part of Carollo's energy master plan for the facility
St. Cloud, Minnesota
Nutrient, Energy, and Water Recovery Facility Energy Improvements
Madison, Wisconsin
Nine Springs Wastewater Treatment Plant 2020 Energy Management Master Plan
sunset at South Platte renew gas recovery facility
Englewood, Colorado
Gas Recovery Facility and Pipeline Injection Project
aerial view of Longmont WWTP
Longmont, Colorado
Biogas Treatment and Renewable Natural Gas Fueling Station
15,000+
Projects nationwide
$1.1B
New construction projects
Millions
of lives impacted every day

Let’s make it possible.

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