| Stewards of Soquel ForestMountain View | Form 990-N | No figure |
| Bonsai Club of Santa BarbaraSanta Barbara | Form 990-N | No figure |
| Santa Ynez Valley Natural History SocietyLos Olivos | Form 990-N | No figure |
| North Fork American River AllianceGold Run | Form 990-N | No figure |
| The Lassic Band of the Wylacki-Wintoon Family Group IncZenia | Form 990-N | No figure |
| Excelsior FoundationGrass Valley | Form 990-N | No figure |
| The California Chaparral InstituteEscondido | Form 990-N | No figure |
| San Juan Capistrano Open Space Foundation IncSan Juan Capistrano | Form 990-N | No figure |
| Biophysics Research Foundation IncGilroy | Form 990-N | No figure |
| Green Driving America IncCitrus Heights | Form 990-N | No figure |
| Center for Balanced Land Use IncSan Mateo | Form 990-N | No figure |
| Catalina Marine SocietyLomita | Form 990-N | No figure |
| Fort Ord Recreational Trail FriendsMarina | Form 990-N | No figure |
| Topographical ShiftsSan Francisco | Form 990-N | No figure |
| Long Beach Amateur Orchid SocietyLos Alamitos | Form 990-N | No figure |
| Valley Lode DistrictManteca | Form 990-N | No figure |
| Sacramento River Valley District of California Garden Clubs IncRancho Murieta | Form 990-N | No figure |
| Sura Sustainable Living Project IncGlen Ellen | Form 990-N | No figure |
| Environment Celebration InstituteRio Dell | Form 990-N | No figure |
| Valley Energy Efficiency CorporationDavis | Form 990-N | No figure |
| San Diego County Garden GuildLa Mesa | Form 990-N | No figure |
| Downieville Improvement GroupDownieville | Form 990-N | No figure |
| Monterey Bay Center for Environmental LiteracySanta Cruz | Form 990-N | No figure |
| Friends of San Joaquin River GorgeAuberry | Form 990-N | No figure |
| Resilience Birthright IncSan Francisco | Form 990-N | No figure |
| The Oceans VoiceSanta Cruz | Form 990-N | No figure |
| 1DOLLAR for the OceanSan Diego | Form 990-N | No figure |
| Antelope Valley Audubon SocietyLancaster | Form 990-N | No figure |
| Petaluma Wetlands AlliancePetaluma | Form 990-N | No figure |
| Sturtevant ConservancyGlendora | Form 990-N | No figure |
| Golfo Dulce AllianceVan Nuys | Form 990-N | No figure |
| Amigos MarinosSalida | Form 990-N | No figure |
| Iea Research & Education FoundationCoronado | Form 990-N | No figure |
| Kern County Foundation IncBakersfield | Form 990-N | No figure |
| Canyon Crest ConservancyAltadena | Form 990-N | No figure |
| Morro Bay Open Space AllianceMorro Bay | Form 990-N | No figure |
| BiokryptosSan Carlos | Form 990-N | No figure |
| Project ConservationVista | Form 990-N | No figure |
| Lifecycled MaterialsConcord | Form 990-N | No figure |
| Friends of Mary LakeRedding | Form 990-N | No figure |
| Citizens for Greener CommunitiesEl Sobrante | Form 990-N | No figure |
| Lake California Garden Club IncCottonwood | Form 990-N | No figure |
| Cardiff-by-the-Sea FoundationCardiff | Form 990-N | No figure |
| Space Gate CorporationSan Diego | Form 990-N | No figure |
| California Garden Clubs IncLos Osos | Form 990-N | No figure |
| Morning Star Ranch ConservancyValley Center | Form 990-N | No figure |
| Friends of the Mark West WatershedSanta Rosa | Form 990-N | No figure |
| Global High Seas Marine Preserve IncLos Angeles | Form 990-N | No figure |
| Friends of Rana Creek Ranch IncCarmel | Form 990-N | No figure |
| Friends of Auburn RavineLincoln | Form 990-N | No figure |