| DMAI |
Del Mar Analytical, Irvine, CA |
| DGIF |
Deerpoint Group, Inc., Fresno, CA |
| DPAS |
Deer Park Analytical Services Division, Deer Park, TX |
| EIDD |
Deer Creek Wastewater Treatment Plant (El Dorado Irrigation District), Cameron Park, CA |
| DCTS |
DeCon Technologies, Inc., Santa Clara, CA |
| DCTF |
DeCon Technologies, Inc., Freedom, CA |
| DESH |
Deacon Environmental Services, Hayward, CA |
| DDEE |
DDEE (Dave Drilling and Environmental Engineering), Pittsburg, CA |
| DCOR |
DCOR LLC, Ventura, CA |
| DCMD |
DCM Construction & Svcs., Inc., Dublin, CA |
| DCMO |
DC Metals, Oakland, CA |
| DCEA |
DC Engineering, Antioch, CA |
| DLFB |
Dayne L. Frary, Bakersfield, CA |
| DLP |
Davi Laboratories, Pinole, CA |
| DECI |
Datum Environmental Consulting, Inc., Carlsbad, CA |
| DCPT |
DataChem Professionals, Tampa, FL |
| DBSA |
Daniel B. Stephens & Associates, Inc., Santa Barbara, CA |
| DALY |
Daly Environmental Services, Irvine, CA |
| DACC |
D.A. Cook & Associates, Calistoga, CA |
| DBPW |
D. Bess Pump & Well, Napa, CA |
| DMES |
D-Max Engineering, Inc., San Diego, CA |
| DMCS |
D & M Consulting Engineers, Inc., Santa Clara, CA |
| DMCM |
D & M Consulting Engineers, Inc., Monterey, CA |
| CCEP |
Cyto Culture Environmental, Point Richmond, CA |
| CWSI |
Cypress Water Services, Inc., Castroville, CA |
| CRWA |
Cypress Ridge Sewer, Arroyo Grande, CA |
| CES |
Cypress Environmental, Sunnyvale, CA |
| CACC |
Cypress Amloc Co., Inc., Colma, CA |
| CCSD |
Cuyama Community Services District, New Cuyama, CA |
| COJP |
Cutler-Orosi Joint Powers Wastewater Authority, Cutler, CA |
| CESE |
Custom Environmental Services, Ltd., Edmonton, Alberta, Canada |
| CASO |
Custom Alloy & Scrap Sales, Inc., Oakland, CA |
| CESP |
Current Environmental, Pittsburg, CA |
| CGSL |
Cuesta Geotechnical, San Luis Obispo, CA |
| CVWD |
Cucamonga Valley Water District, Rancho Cucamonga, CA |
| CTLH |
CTL Environmental, Harbor City, CA |
| CTEA |
CT&E Environmental Services, Inc., Anchorage, AK |
| CSTE |
CST Environmental, San Leandro, CA |
| CSS |
CSS Environmental Services, Inc., San Rafael, CA |
| CSCL |
CSC, Long Beach, CA |
| CGRO |
Crystal Geyser Roxane, Olancha,CA |
| CCC |
Crockett Cogeneration, Crockett, CA |
| CRLS |
CRL Environmental Laboratories, Sacramento, CA |
| CEV |
Criterion Environmental, Ventura, CA |
| CRGT |
CRG Marine Laboratories, Torrence, CA |
| CREG |
CREtelligent, Gold River, CA |
| CSDC |
Crestline Sanitation District, Crestline, CA |
| CCWT |
Crescent City Wastewater Treatment Facility, Crescent City, CA |
| CELL |
Creek Environmental Laboratories, Inc., San Luis Obispo, CA |
| CRCT |
CRC & Associates, Inc., Tulsa, OK |
| CCIS |
Crawford Consulting, Inc., San Jose, CA |
| CAIS |
Crawford & Associates, Inc., Sacramento, CA |
| CEIG |
Cranmer Engineering, Inc. (CEI), Grass Valley, CA |
| CPIG |
CPI Geologic & Engineering Consulting, San Gabriel, CA |
| CPE |
CPE Environmental Services, LLC, Atlanta, GA |
| PWSC |
County of Santa Cruz - PWD Solid Waste Division , Santa Cruz, CA |
| CTSB |
County of Santa Barbara, Santa Barbara, CA |
| SDLM |
County of San Diego, Landfill Management, San Diego, CA |
| SWMR |
County of Sacramento, Department of Waste Management and Recycling, Sacramento, CA |
| CAO |
County of Alameda GSA, Oakland, CA |
| COCI |
Coso Operting Company LLC, Inyokern, CA |
| CWTP |
Corning Wastewater Treatment Plant, Corning, CA |
| CSLB |
Cornerstone Technologies, Inc., Long Beach, CA |
| CEAC |
Cornerstone Environmental Associates, Chino Hills, CA |
| CEGS |
Cornerstone Earth Group, Sunnyvale, CA |
| CTLM |
Cooper Testing Laboratory, Mountain View, CA |
| CESW |
Cook Environmental Services, Inc., Walnut Creek, CA |
| CEWP |
Converse Environmental West, Pasadena, CA |
| CECS |
Converse Environmental Consultants, San Francisco, CA |
| CCRN |
Converse Consultants, Reno, NV |
| CCMC |
Converse Consultants, Monrovia, CA |
| CESO |
Controlled Environmental Svcs. (CES), Oakley, CA |
| CCTO |
Contra Costa Topsoil, Oakley, CA |
| CASS |
Continental Analytical Services, Inc. |
| CTA |
Contech, Albuquerque, NM |
| CTET |
Construction Testing & Engineering, Tracy, CA |
| CTEM |
Construction Testing & Engineering, Modesto, CA |
| CTLP |
Consolidated Testing Laboratories, Inc., Porterville, CA |
| CPMV |
Conor Pacific, Mountain View, CA |
| CESC |
Confluence Environmental, Inc., Sacramento, CA |
| CRAW |
Conestoga-Rovers & Associates, Waterloo, Ontario, Canada |
| CRAS |
Conestoga-Rovers & Associates, Sonoma, CA |
| CRAN |
Conestoga-Rovers & Associates, Niagara Falls, NY |
| CRAI |
Conestoga-Rovers & Associates, Irvine, CA |
| CRAF |
Conestoga-Rovers & Associates, Fresno, CA |
| CRRC |
Conestoga-Rovers & Associates Inc., Rancho Cordova, CA |
| CTIT |
Condor Earth Technologies, Inc., Stockton, CA |
| CTIS |
Condor Earth Technologies, Inc., Sonora, CA |
| CCCC |
ConCeCo Engineering, Inc., Concord, CA |
| CMSS |
Compliance Monitoring Services, San Diego, CA |
| CDIW |
Compliance Designs, Inc., Weare, NH |
| CCIP |
Compliance & Closure, Inc., Pleasanton, CA |
| CWC |
Community Water Center, CA |
| CASV |
Columbia Analytical Services, Inc., Simi Valley , CA |
| CELB |
Coffey Environments, Long Beach, CA |
| CESH |
Coast Environmental Services, Huntington Beach, CA |
| CVWC |
Coachella Valley Water District, Coachella, CA |
| COSD |
Coachella Sanitary District, Coachella, CA |
| RRSB |
Cnty. Santa Barbara PWD Resource Recov. & Waste Mngmt. Div., CA |
| OWMS |
Cnty of Orange Integrated Waste Mngmt Dept, Santa Ana, CA |