CLIENTS :
- FEDERAL / STATE / LOCAL AGENCY CLIENTS :

- Bureau of Indian Affairs
- Bureau of Land Management
- Bureau of Reclamation
- Federal Aviation Administration
- Federal Emergency Management Agency
- National Indian Gaming Commission
- U.S. Department of Health and Human Services
- U.S. Department of Housing and Urban Development
- California Department of Water Resources
- State Water Resources Control Board
- Fresno County
- Imperial County
- Napa County
- Placer County
- Sacramento County
- San Benito County
- Ventura County
- City of American Canyon
- City of Benicia
- City of Hollister
- City of Lincoln
- City of Novato
- City of Sacramento
- City of Stockton
- City of Suisun
- City of Vacaville
- City of West Sacramento
- City of Woodland
- Port of Sacramento
- Port of Stockton
- ENERGY / GREENHOUSE GAS CLIENTS :

- Algonquin Power
- Bottle Rock Power
- California Dairies Inc.
- Cargill Salts
- Constellation Energy
- Ingomar Packing Company
- Morningstar Packaging
- Sacramento Municipal Utility District
- Shell Energy North America
- Techni-Cast CorporationWestern Area Power Administration
- Western Area Power Administration
- Woodland Biomass Power
- PRIVATE / WATER AND VINEYARD / SPECIAL DISTRICT CLIENTS :

- Applied Engineering and Geology
- Brookfield Land Co.
- Brown-Foreman Corporation
- Cakebread Vineyards
- California Dairies
- Carter Burgess Engineering
- Castle Company
- Claybar Engineering
- Con Agra Foods
- Cramer Associates
- Eco:Logic Engineers
- Family Water Alliance
- Gallery & Barton
- Guenoc Vineyards
- Hall Brambletree Associates
- HydroScience Engineers
- Ingomar Packing
- Jackson Family Investments
- Kinder Morgan Energy
- Marin County Club
- Morning Star Packing
- Napa Valley Vineyard Engineering
- Point Arena Water Company
- PPI Engineering
- Premier Pacific Vineyards
- Ranca/Langtry Estate and Vineyards
- Rancho Murieta Country Club
- Regis Homes
- Roederer Estates
- Silverado Premium Properties
- Stagecoach Vineyards
- State Coastal Conservancy
- Sydney Apartments, Inc.
- Vino Farms
- Wagner & Bonsignore Consulting Civil Engineers
- Wallace Creek Vineyards
- West Yost Associates
- WL Homes, LLC dba John Laing Homes
- Amador Water Agency
- Brooktrails Community Service District
- Carmichael Water District
- Fallbrook Public Utility District
- Feather River Water District
- Imperial Irrigation District
- Nevada Irrigation District
- Placer County Water Agency
- Sacramento Municipal Utility District
- San Benito County Water District
- Sonoma County Water Agency
- Spanish Flat Water District
- State Water Resources Control Board
- Vallejo Sanitation District
- TRIBAL CLIENTS :

- Auburn Rancheria
- Blue Lake Rancheria
- Buena Vista Rancheria
- Cabazon Band of Mission Indians
- Cachil Dehe Band of Wintun Indians
- Chehalis Indian Tribe
- Cherokee Nation
- Chumash Band of Indians
- Cloverdale Rancheria
- Cold Springs Rancheria
- Confederated Tribes
- Cowlitz Tribe
- Coyote Valley Rancheria
- Enterprise Rancheria
- Ewiiaapaayp Band of Kumeyaay Indians
- Graton Rancheria
- Greenville Rancheria
- Guidiville Band of Pomo Indians
- Gun Lake Tribe
- Hoopa Indian Tribe
- Ione Tribe
- Jackson Rancheria
- Jena Band of Choctaw Indians
- Karuk Tribe
- La Jolla Band of Indians
- Lytton Band of Pomo Indians
- Mechoopda Indian Tribe
- Menominee Nation
- North Fork Rancheria
- Osage Nation
- Paskenta Reservation
- Pauma Reservation
- Pechanga Reservation
- Pit River Tribe
- Quechan Indian Tribe
- Rohnerville Rancheria
- Samish Indian Nation
- San Pasqual Tribe
- Scotts Valley Rancheria
- Seminole Tribe of Florida
- Spokane Tribe
- Sycuan Tribe
- Table Mountain Rancheria
- Timbisha Shoshone Tribe
- Upper Lake Tribe
- Yocha Dehe Wintun Nation
