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Organization Location Revenue Expenses Assets Program Fundr. cost Employees Type Follow
Grand Traverse Regional Land Conservancy To protect significant natural, scenic and farm lands and advance LAND stewardship now and for future… 38-2994229 · FY2024 Traverse City, MI $34.5M $14.8M $125.1M 89% 6% 38 501(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)
Yosemite Foundation YOSEMITE conservancy inspires people to support projects and programs that preserve YOSEMITE and enrich the… 94-3058041 · FY2024 San Francisco, CA $29.1M $24.5M $55.7M 77% 16% 105 501(c)(3)
Sierra Institute for Community & Environment Supporting Healthy Forests and WatershedsAs the sustainability of natural ecosystems and rural communities… 91-1818166 · FY2024 Taylorsville, CA $13.3M $9.8M $8.7M 102% 0% 74 501(c)(3)
Rocky Mountain Bird Observatory Our mission is to conserve birds and their habitats through an integrated approach of science, education and… 84-1079882 · FY2024 Brighton, CO $10.1M $9.2M $7.7M 87% 2% 168 501(c)(3)
Sierra Foothill Conservancy Tr Protect, manage and preserve lands and wildlife having unique natural resources and cultural qualities within… 93-6301478 · FY2023 Mariposa, CA $9.8M $8.2M $39.2M 93% 2% 22 501(c)(3)
Conservation Nw 94-3091547 · FY2024 Seattle, WA $4.2M $4.3M $2.0M 77% 12% 24 501(c)(3)
Amazon Watch To protect the rainforest and advance the rights of indigenous peoples in the AMAZON basin. 95-4604782 · FY2024 Oakland, CA $4.0M $4.5M $3.6M 86% 7% 25 501(c)(3)
Water Watch of Oregon WaterWatch is a river conservation organization dedicated to protecting and restoring streamflows in Oregons… 93-0888158 · FY2024 Portland, OR $3.4M $3.6M $1.1M 95% 2% 10 501(c)(3)
Sierra Buttes Trail Stewardship To maintain and enhance trails across usfs lands. Work includes restoring and rehabilitating historic trails… 72-1579038 · FY2024 Quincy, CA $3.4M $3.3M $1.8M 95% 0% 43 501(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)
Great Basin Bird Observatory Dedicated to the conservation of birds and their habitats in the GREAT BASIN and the northern mojave desert. 86-0852927 · FY2024 Reno, NV $2.6M $2.7M $1.0M 91% 0% 85 501(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)
Central Oregon Landwatch To defend and plan for CENTRAL oregons livable future 93-0935170 · FY2024 Bend, OR $1.9M $1.5M $4.6M 81% 14% 12 501(c)(3)
Tahoe Rim Trail Association To maintain and enhance the trt, practice and inspire stewardship, and preserve recreational access. 94-2789846 · FY2024 Stateline, NV $1.8M $1.3M $7.9M 85% 5% 10 501(c)(3)
The Sierra Fund The Sierra Fund (TSF) is a non-profit community organization providing philanthropic stewardship and… 68-0485725 · FY2024 Auburn, CA $1.6M $1.6M $427.2K 92% 1% 8 501(c)(3)
Sierra State Parks Foundation The Sierra State Parks Foundation provides critically needed financial and professional support to the Lake… 94-2538013 · FY2024 Tahoe City, CA $1.0M $1.1M $1.9M 76% 14% 16 501(c)(3)
California River Watch The organization's primary purpose is to engage in activities that protect, enhance and help restore the… 68-0392889 · FY2025 Sebastopol, CA $932.5K $673.3K $929.6K 96% 0% 501(c)(3)
Spartanburg Area Conservancy INC Promotion of land conservation 57-0885225 · FY2024 Spartanburg, SC $897.7K $391.3K $8.4M 75% 17% 2 501(c)(3)
Wilderness Watch INC WILDERNESS WATCH works to protect the WILDERNESS character of the national WILDERNESS preservation system and… 81-0457646 · FY2024 Missoula, MT $897.4K $758.7K $4.3M 92% 4% 6 501(c)(3)
Tahoe Mountain Resorts Environmental Fund The foundation exists to lessen the burden of government for communities located in the town of truckee… 57-1160351 · FY2024 Truckee, CA $807.9K $189.0K $3.9M 89% 0% 501(c)(3)
Mountain Area Preservation Foundation To preserve the Truckee-Tahoe regions mountain character and natural environment for present and future… 68-0148964 · FY2024 Truckee, CA $584.2K $541.7K $1.6M 56% 29% 2 501(c)(3)
Sierra Avalanche Center The SIERRA AVALANCHE CENTER provides AVALANCHE forecasts and education for safe winter backcountry travel in… 20-1963071 · FY2023 Truckee, CA $567.6K $482.3K $1.1M 89% 4% 13 501(c)(3)
Friends of Tahoe Truckee Waldorf Raise awareness, generate funding, and build community to help support the development of WALDORF educational… 81-2163368 · FY2023 Truckee, CA $567.6K $571.7K $3.6M 96% 0% 501(c)(3)
Sierra Mountain Soccer Club The organization's primary exempt purpose is to develop competitive youth SOCCER in the tahoe-truckee region. 30-0051181 · FY2024 Truckee, CA $542.5K $502.9K $327.0K 71% 0% 501(c)(3)
Southern Sierra Research Station The SOUTHERN SIERRA RESEARCH STATION (ssrs) is a non-profit organization that aims to understand the… 77-0536154 · FY2024 Weldon, CA $505.0K $765.6K $277.3K 73% 0% 37 501(c)(3)
Central Sierra Environmental Resource Center CSERC protects water, wildlife, and wild places of the Northern Yosemite region. 77-0279240 · FY2025 Twain Harte, CA $392.1K $390.6K $233.6K 91% 4% 5 501(c)(3)
Tahoe Institute for Natural Science To advance the natural history, conservation and ecosystem knowledge of the Tahoe region through science… 27-2379984 · FY2024 Incline Vlg, NV $356.7K $371.8K $267.8K 87% 4% 3 501(c)(3)
Bold Visions Conservation Wildlife and Land Protection 46-1905311 · FY2024 Albuquerque, NM $302.7K $296.1K $45.7K 79% 13% 1 501(c)(3)
Great Basin Resource Watch Natural resource protection: Protected communities and the environment from the negative impacts of mineral… 88-0429762 · FY2024 Reno, NV $232.2K $196.5K $261.6K 69% 0% 2 501(c)(3)
Sierra Historic Sites Association INC 23-7037395 · FY2024 Oakhurst, CA $159.9K $34.0K 501(c)(3)
Truckee - Tahoe Soaring Association 47-2856204 · FY2024 Truckee, CA $144.6K $90.5K 501(c)(3)
Sierra Nevada Community Aquatics INC To promote, facilitate and coordinate the sustainability and expansion of aquatic resources within the… 26-2259705 · FY2024 Reno, NV $130.3K $145.7K $21.6K 87% 11% 501(c)(3)
The Sierra Nevada Ally 85-0858979 · FY2024 Carson City, NV $101.4K $41.5K 501(c)(3)
Tahoe Sierra Clean Air Coalition 47-1901060 · FY2023 Incline Village, NV $91.4K $0 501(c)(3)
Sierra Cares Foundation 85-2963683 · FY2025 Parker, CO $90.0K $83.0K 501(c)(3)
Sierra Foundation 20-8648304 · FY2024 Prather, CA $78.1K $151.1K 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)
Wildlife Watch INC WILDLIFE protection & awareness 13-3076705 · FY2024 New Paltz, NY $25.3K $319.3K 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
financial lines
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
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