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Organization	Location	Revenue	Expenses	Assets	Program	Fundr. cost	Employees	Type
Young Mens Christian Association of the East Bay To support spiritual, mental, and physical growth, to build community, and to serve. 94-1156635 · FY2024	Berkeley, CA	$101.1M	$89.6M	$164.5M	93%	1%	2,108	501(c)(3)
Sierra Club Foundation Educate and empower people to protect and improve the natural and human environment. 94-6069890 · FY2025	Oakland, CA	$31.9M	$53.1M	$191.6M	84%	13%	18	501(c)(3)
Prospect Sierra School To educate children in grades transitional kindergarten - 8th. PROSPECT SIERRA combines impactful academic… 94-2940144 · FY2023	El Cerrito, CA	$17.9M	$19.5M	$31.7M	82%	2%	158	501(c)(3)
Sierra Educational Advancement Corporation The mission of Sierra Educational Advancement Corporation, Inc. is to provide a student-centered… 47-3368777 · FY2023	Valencia, CA	$10.7M	$10.4M	$6.7M	91%	0%	93	501(c)(3)
Arc of Appalachia Our Mission: To protect the rich diversity of life within North America's Great Eastern Forest. Our Work: We… 31-1434730 · FY2024	Bainbridge, OH	$8.1M	$1.5M	$44.5M	85%	6%	28	501(c)(3)
Sierra Business Council Education of the public about sustainability and securing the social, natural, and financial health of the… 68-0397204 · FY2024	Truckee, CA	$5.7M	$4.9M	$6.6M	91%	1%	22	501(c)(3)
Cfa Interpretive Association To promote educational, recreational and INTERPRETIVE opportunities about forest and water resources, natural… 56-1302500 · FY2024	Pisgah Forest, NC	$4.6M	$4.3M	$3.5M	92%	1%	166	501(c)(3)
Sierra Academy of Expeditionary Learning The mission of Sierra Academy of Expeditionary Learning is to inspire students to achieve high standards… 45-4921985 · FY2023	Nevada City, CA	$3.3M	$3.2M	$1.4M	78%	0%	57	501(c)(3)
The Arc of the East Bay To empower individuals with the knowledge, tools, and support to achieve their potential in life. 94-1707724 · FY2024	Hayward, CA	$2.8M	$3.1M	$7.2M	63%	0%	62	501(c)(3)
Sierra Nevada Alliance To protect and restore the environment of the SIERRA NEVADA for future generations while ensuring healthy and… 77-0343881 · FY2024	S Lake Tahoe, CA	$2.7M	$2.6M	$2.0M	89%	2%	55	501(c)(3)
Mountain Watershed Association INC Promote the conservation, restoration and protection of watersheds by conducting education, outreach… 25-1730301 · FY2024	Melcroft, PA	$2.5M	$2.1M	$4.3M	84%	3%	18	501(c)(3)
Sierra Streams Institute To promote community stewardship and advance scientific knowledge of watersheds through reserarch, monitoring… 68-0429132 · FY2024	Nevada City, CA	$2.1M	$1.8M	$1.3M	70%	1%	22	501(c)(3)
Public Lands Interpretive Association The mission of the PUBLIC LANDS INTERPRETIVE ASSOCIATION (plia) is to inspire and educate the PUBLIC about… 85-0292757 · FY2023	Albuquerque, NM	$2.0M	$2.2M	$564.1K	63%	0%	49	501(c)(3)
National Association for Interpretation To inspire leadership and excellence to advance heritage INTERPRETATION as a profession. 84-1036938 · FY2023	Fort Collins, CO	$1.9M	$2.1M	$1.1M	78%	2%	9	501(c)(3)
East Bay Consortium of Educational Institutions Mission is to increase the number of students finishing high school and enrolling in post secondary education… 94-2908730 · FY2024	Oakland, CA	$1.7M	$1.7M	$1.8M	79%	0%	75	501(c)(3)
San Juan Mountains Association To empower visitors and locals to explore, learn about, and protect the spectacular public lands of Southwest… 23-7437775 · FY2024	Durango, CO	$1.5M	$1.5M	$1.4M	81%	3%	48	501(c)(3)
Native Alliance of the Sierra Nevada Foothills The organization's mission is to empower NATIVE youth and families through education, cultural resources and… 27-0359215 · FY2024	Auburn, CA	$1.4M	$1.4M	$512.3K	89%	3%	23	501(c)(3)
Eastern Sierra Land Trust EASTERN SIERRA LAND TRUST (Trust) WORKS WITH WILLING LANDOWNERS TO protect open space and PRESERVE VITAL… 77-0566099 · FY2024	Bishop, CA	$1.3M	$1.3M	$14.5M	75%	8%	7	501(c)(3)
Sacramento Area Youth Golf Association To impact the lives of young people by providing educational programs that build character, instill… 68-0023502 · FY2024	Sacramento, CA	$1.2M	$1.2M	$785.2K	68%	25%	8	501(c)(3)
Eastern Sierra Conservation Corps ESCC provides opportunities for at-risk, underserved youth, and young adults, from marginalized populations… 81-2456264 · FY2024	Bishop, CA	$1.2M	$1.2M	$275.7K	84%	0%	37	501(c)(3)
Friends of the Inyo The Friends of the Inyos mission is to protect, and care for, the lands and waters of Californias Eastern… 77-0389436 · FY2024	Bishop, CA	$1.1M	$1.0M	$405.0K	67%	5%	15	501(c)(3)
International Hunter Education Association We serve hunting and shooting sports educators worldwide by developing and implementing standards and… 37-1145157 · FY2023	Lolo, MT	$1.0M	$1.0M	$999.0K	77%	7%	2	501(c)(3)
Americas Wildlife Association for Resource Education Aware The purposes of the ASSOCIATION are: to provide current information to the public relating to scientific… 52-1105734 · FY2024	Washington, DC	$682.4K	$600.7K	$569.2K	100%	0%	—	501(c)(3)
Calaveras Big Trees Association Promote and support educational and interpretive activities of CALAVERAS BIG TREES state park. 23-7405964 · FY2022	Arnold, CA	$543.6K	$621.8K	$867.1K	66%	6%	5	501(c)(3)
Sierra-Cascade Logging Conference Fund The organization's objectives are to provide seminars, information, programs and functions to educate and… 27-4982199 · FY2024	Redding, CA	$477.6K	$313.2K	$735.9K	99%	0%	—	501(c)(3)
Upper Valley Trails Alliance INC The UPPER VALLEY TRAILS ALLIANCE advocates for the use, maintenance and development of TRAILS in the region… 03-0369847 · FY2024	Norwich, VT	$460.3K	$450.4K	$613.7K	80%	8%	5	501(c)(3)
Mt Diablo Interpretive Association To assist with maintaining and interpreting mount DIABLO state park, an ecological treasure of the san… 23-7444529 · FY2024	Walnut Creek, CA	$457.1K	$196.7K	$1.3M	88%	3%	—	501(c)(3)
Greater Arkansas River Nature Association To inspire those who live, work or play in the upper ARKANSAS valley to take care of its natural resources… 84-1321011 · FY2024	Salida, CO	$427.7K	$552.9K	$135.0K	81%	2%	9	501(c)(3)
Foothill Indian Education Alliance Sierra Native American Council To provide academic, social, cultural and spirtual enrichment to the el dorado and amador county INDIAN… 68-0361662 · FY2024	El Dorado, CA	$405.9K	$410.8K	$262.8K	67%	0%	18	501(c)(3)
Eastern National Forests Interpretive Association To promote the historical, scientific & educational activities of the usda forest service through the sale of… 38-2612199 · FY2024	Oscoda, MI	$324.9K	$227.3K	$837.0K	47%	0%	2	501(c)(3)
High Sierra Energy Foundation To promote the widespread use of renewable ENERGY resources and to increase ENERGY efficiency through… 77-0528296 · FY2024	Mammoth Lakes, CA	$304.1K	$272.1K	$267.3K	73%	4%	2	501(c)(3)
Friends of the Eastern Sierra Avalanche Center Provide quality AVALANCHE and snowpack information to local and visiting backcountry users in the EASTERN… 20-2525302 · FY2024	Mammoth Lakes, CA	$213.5K	$207.1K	$105.7K	80%	5%	9	501(c)(3)
Sierra Historic Sites Association INC 23-7037395 · FY2024	Oakhurst, CA	$159.9K	—	$34.0K	—	—	—	501(c)(3)
Eastern Sierra Cancer Alliance 91-2144287 · FY2025	Bishop, CA	$120.2K	—	$83.5K	—	—	—	501(c)(3)
Oregon Trail Association To educate the members and general public in the history of hte OREGON TRAIL and perpetuate the memory of… 47-6084049 · FY2024	Gering, NE	$112.7K	$103.2K	$149.1K	82%	0%	—	501(c)(3)
Volunteer Eastern Sierra 20-5874622 · FY2025	Mammoth Lakes, CA	$88.3K	—	$7.7K	—	—	—	501(c)(3)
Sierra Foothills Audubon Society IT is the mission of the SIERRA FOOTHILLS AUDUBON SOCIETY to educate ourselves and others to the variety and… 94-2770544 · FY2024	Grass Valley, CA	$83.9K	$80.3K	$577.4K	97%	3%	—	501(c)(3)
Stewards of the Sierra National Forest To promote responsible recreation and use of forest resources education and access to the Sierra National… 83-1571101 · FY2025	Madera, CA	$74.4K	—	$87.0K	—	—	—	501(c)(3)
Eldorado National Forest Interpretive Association 68-0135376 · FY2024	Placerville, CA	$57.3K	—	$194.1K	—	—	—	501(c)(3)

2,046,138

nonprofits

212,946

funders

12,515,252

grants

22,549,931

directors

214,365

service providers

549,896,012

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Public data from IRS Form 990 e-file & Business Master File. A 990 shows reported financial activity, not measured program outcomes. Assets are from the IRS BMF and may lag the latest filing; fundraising cost is fundraising expenses as a share of total expenses. · philanthropy.org