| |
| Campus Progress | District Of Columbia |
| Caring Pals USA | Delaware |
| Carnegie Mellon EARTH club | Pennsylvania |
| CCAC Environmental Club | Pennsylvania |
| Center for Environmental Education and Information | Idaho |
| Center For Philippine Studies | |
| Central Iowa Youth Activist Network | Iowa |
| Chi Delta Sorority | California |
| Clean Water Action Alliance of MN | Minnesota |
| Cobbs Creek Community Environmental Education Center | Pennsylvania |
| Common Ground Relief | Louisiana |
| Connecticut Public Interest Research Group-Trinity College Chapter | Connecticut |
| Coral Park Young Democrats | Florida |
| CU Sinapu, University of Colorado at Boulder | Colorado |
| Dartmouth College Students For A Democratic Society (SDS) | New Hampshire |
| DePauw University's Compton Center for Peace and Justice | Indiana |
| DialogueDirect | New York |
| Direct Action & Research Training (DART) Center | Florida |
| DMACC Greens | Iowa |
| Earlham's Environmental Action Coalition | Indiana |
