Carollo Engineers: Detailed Company Information & Corporate Profile
Summary
Carollo Engineers, founded in 1933 and headquartered in Walnut Creek, California, operates as an independent firm within the Eco Management sector. With a workforce of between 1,000 and 5,000 employees and annual revenues ranging from $500 million to $1 billion, the company serves the San Francisco Bay Area and beyond.
The firm specializes in water treatment, wastewater treatment, energy, sustainability, integrated water resources, research and development, water reclamation/reuse, construction management, infrastructure, business solutions, program management, alternative project delivery, and resilience. Key leaders include Jason Rysavy (Project Manager/Associate Vice President), John Rydzewski (Vice President | Industrial Water Sustainability Lead) and Farhan Shaikh (Vice President / Senior Strategic Advisor).
| Carollo Engineers Website | Carollo.com |
| Social Links |    |
| Phone Number | 800-523-5826, 6024744006 |
| Industries | |
| Carollo Engineers Headquarters Address | 2795 Mitchell Dr, Walnut Creek, California, 94598 US |
| Company Size | 1000-5000 employees |
| Specialities & Services | Water Treatment, Wastewater Treatment, Energy, Sustainability, Integrated Water Resources, Research and Development, Water Reclamation/Reuse, Construction Management, Infrastructure, Business Solutions, Program Management, Alternative Project Delivery, Resilience |
| SIC Code | 6500 |
| DMA Code | San Francisco Bay Area |
| Founded | 1933 |
| Estimated Annual Revenue | $500M - 1B |
| Operating Status | Independent Company |
| Updated: | 2026-09-07 |
Competitors
Name | Founded | Type | Employees |
|---|---|---|---|
| 1914 | Partnership | 10K - 50K | |
| 1919 | Public Company | 10K - 50K | |
| 1990 | Public Company | 50K - 100K | |
| 1947 | Privately Held | 5.0K - 10K |
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Carollo Engineers's workforce includes employees across a wide range of tenure levels.
1% have been with the company for less than 1 year8% have been with the company for 1 to 2 years4% have been with the company for 3 to 4 years8% have been with the company for 5 to 7 years11% have been with the company for 8 to 10 years68% have been with the company for more than 11 years
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Carollo Engineers Corporate Information: FAQ
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