| Alaska Wilderness League |
| American Civil Liberties Union |
| BorderLinks |
| California Coastal Commission |
| Center for Biological Diversity |
| Citizens for a Safe and Secure Border |
| Citizens for Border Solutions |
| Coastal States Organization |
| Cochise County Chapter Progressive Democrats of America |
| Defenders of Wildlife |
| Earthjustice |
| Equality Alliance of San Diego County |
| Escondido Human Rights Committee |
| Evangelical Lutheran Church in America |
| Friends Committee on National Legislation |
| Green Valley Samaritans |
| Hispanic Access Foundation |
| Hispanic Association of Colleges and Universities |
| Hispanic Federation |
| Hispanic National Bar Association |
| Klamath Forest Alliance |
| Labor Council for Latin American Advancement |
| Latino and Latina Roundtable of the San Gabriel and Pomona Valley |
| League of Conservation Voters |
| League of United Latin American Citizens |
| Lummi Nation |
| Maryknoll Office for Global Concern |
| Mennonite Central Committee U. S. Washington Office |
| National Association of Hispanic Federal Executives |
| National Association of Hispanic Publications |
| National Association of Latin American and Caribbean Communities |
| National Conference of Puerto Rican Women |
| National Council of Churches USA |
| National Council of La Raza |
| National Esturaine Research Reserve Association |
| National Hispanic Association of Colleges and Universities |
| National Hispanic Coalition on Aging |
| National Hispanic Environmental Council |
| National Hispanic Medical Association |
| National Institute for Latino Policy |
| National Latino Coalition on Climate Change |
| National Parks Conservation Association |
| Natural Resources Defense Council |
| No More Deaths – Tucson |
| Northern Alaska Environmental Center |
| Osage Nation |
| Presbyterian Church (U.S.A) Office of Public Witnesses |
| Red Lake Band of Chippewa Indians |
| San Diego Foundation for Change |
| School Sisters of Notre Dame, Douglas, AZ |
| Southern Border Communities Coalition |
| Southern Border Communities Coalition, Arizona Chapter |
| Southwest Voter Registration and Educatio Project |
| St Regis Mohawk Tribe |
| Texas Border Coalition |
| The Sierra Club |
| The Wilderness Society |
| Tucson Samaritans |
| U.S. Hispanic Leadership Institute |
| Union for Reform Judaism |
| Unitarian Universalist Association of Congregations |
| United Church of Christ, Justice and Witness Ministries |
| United Methodist Church-General Board of Church and Society |
| United South and Eastern Tribes, Inc. |
| United States-Mexico Chamber of Commerce |
| Vet Voices |
| Voces Verdes |
| Western Environmental Law Center |