| Artesa Vineyards/Vinum International |
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| California State Automobile Association |
| CET Environmental Services |
| CNA Insurance, Sacramento |
| Community Management Services |
| Compass Management Group, Inc. |
| Condor Earth Technologies |
| Conor Pacific Environmental |
| Coregis Insurance |
| Dall & Associates |
| Dana Landing Marina |
| De Camara Enterprises, Inc. |
| EMCON/Turner |
| Environmental Edges |
| Environmental Science Associates |
| EQE International, Inc. |
| GEI Consultants, Inc. |
| Granite Construction Company |
| HDR Engineering, Inc. |
| Howard & Howard, Inc. |
| Morrison-Knudsen Engineers |
| Quail Lodge Resort & Golf Club |
| Schaaf & Wheeler, Inc. |
| Shea Homes |
| Soil Engineering Construction |
|
| Spangle Associates |
|
| Tower Structures, Inc. |
|
| URS Corporation |
|
