| Organizations performing similar types of work |
| Id | Name | Address | State | Established | Total Income |
|---|
| 1 | Future Of Flight Foundation | 8415 Paine Field Blvd, Mukilteo, WA 98275-3239 | WA | 2004-11 | $1,326,766 |
| 2 | Qalandar School | 2434 Mapleton Ave, Boulder, CO 80304-3754 | CO | 1995-09 | $503,277 |
| 3 | The Earthfire Institute | PO BOX 368, Driggs, ID 83422-0368 | ID | 2001-01 | $180,620 |
| 4 | Santuario Sisterfarm | 28 Hein Rd, Boerne, TX 78006-7707 | TX | 2001-08 | $108,769 |
| 5 | California Geographical Society | 22946 Caminito Viento, Laguna Hills, CA 92653-1127 | CA | 2004-03 | $27,288 |
| 6 | Boston Harbor Island Alliance Inc | 408 Atlantic Ave Ste 228, Boston, MA 02110-3349 | MA | 1995-07 | $10,608,600 |
| 7 | Great Basin Institute | 16750 Mt Rose Highway, Reno, NV 89511-8774 | NV | 1999-11 | $8,657,408 |
| 8 | Colorado Garden Show Inc | 959 S Kipling Pkwy Ste 100, Lakewood, CO 80226-3904 | CO | 1999-06 | $4,512,611 |
| 9 | Colorado Outdoor Education Center | 2000 Old Stage Road, Florissant, CO 80816 | CO | 1973-08 | $4,193,018 |
| 10 | David Brower Center | 2530 San Pablo Ave Ste D, Berkeley, CA 94702-2000 | CA | 2002-06 | $2,252,935 |
| 11 | Great Smoky Mountain Institute | 9275 Tremont Rd, Townsend, TN 37882-4227 | TN | 2001-02 | $1,783,791 |
| 12 | Gorakshya-Seva And Environmental Education Trust Of America, Geeta | Rr 3 Box 278b, Wheeling, WV 26003-9458 | WV | 2000-07 | $1,647,087 |
| 13 | Friends Of The Arava Institute Ltd | 179 Boylston Street, Jamaica Plain, MA 02130-4544 | MA | 2000-03 | $1,518,191 |
| 14 | Robert And Patricia Switzer Foundation | PO BOX 293, Belfast, ME 04915-0293 | ME | 1986-07 | $1,516,319 |
| 15 | Ashokan Center Inc | PO BOX 49, Saugerties, NY 12477-0049 | NY | 2010-08 | $1,505,413 |
| 16 | Clean Fuels Ohio | 3400 N High St Ste 430, Columbus, OH 43202-1142 | OH | 2000-06 | $1,467,356 |
| 17 | Bluegrass Pride | PO BOX 910384, Lexington, KY 40591-0384 | KY | 2001-10 | $1,308,598 |
| 18 | Environmental Outreach And Stewardship Alliance, Eos Alliance | 230 Ne Juniper St Ste 201, Issaquah, WA 98027-2519 | WA | 2000-11 | $1,119,272 |
| 19 | Reverb Inc | 386 Fore St Ste 202, Portland, ME 04101-4047 | ME | 2006-02 | $1,108,927 |
| 20 | International Conservation Caucus Foundation | 3250 Prospect St Nw, Washington, DC 20007-3214 | DC | 2006-07 | $1,082,019 |
| 21 | Methow Valley Sports Trails Association | PO BOX 147, Winthrop, WA 98862-0147 | WA | 2001-03 | $736,629 |
| 22 | Columbia Springs | 12208 Se Evergreen Hwy, Vancouver, WA 98683-6632 | WA | 2001-10 | $434,575 |
| 23 | Environmental Science Center | 648 S 152nd St Ste 7, Burien, WA 98148-1195 | WA | 2000-07 | $383,993 |
| 24 | Nature Vision Inc | Brightwater Center, Woodinville, WA 98072 | WA | 2003-03 | $212,491 |
| 25 | Ethical Expeditions | 2812 18th Avenue Ct Nw, Gig Harbor, WA 98335-7947 | WA | 2009-07 | $107,848 |
| 26 | Moontown Foundation | 12233 112th Way Ne Suite E-209, Kirkland, WA 98034 | WA | 2008-11 | $100,383 |
| 27 | Killer Whale Tales | 5623 46th Ave Sw, Seattle, WA 98136-1402 | WA | 2004-03 | $98,094 |
| 28 | First Green Foundation | 2203 Nut Tree Loop Se, Olympia, WA 98501 | WA | 2005-03 | $48,919 |
| 29 | Black Mountain Forestry Center | PO BOX 730, Maple Falls, WA 98266-0730 | WA | 2000-03 | $17,436 |
| 30 | Clark Skamania Flyfishers | Po Box 644, Vancouver, WA 98666 | WA | 1998-05 | $0 |
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