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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.

Browse projects

Explore Our Projects

 

photo of a wastewater clarifier representing Carollo's many Water Research Foundation projects on topics like stormwater, biosolids, pfas, and more
Water Research Foundation Tailored Collaboration 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
Photo of Oklahoma City Water Distribution System Nitrification Evaluation aided by Carollo Engineers
Oklahoma City, Oklahoma
Water Distribution System Nitrification Evaluation
Milwaukee, Wisconsin
Jones Island and South Shore Water Reclamation Facilities Disinfection Process Improvements
advanced treatment facility
Calabasas, California
Artificial Intelligence (AI) and Machine Learning (ML) for Potable Reuse
water in reactor
Commerce City, Colorado
Pellet Softening and Disinfection Improvements
15,000+
Projects nationwide
$1.1B
New construction projects
Millions
of lives impacted every day

Let’s make it possible.

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