Data / Nonprofits / Arizona / Tempe / Environment
Environment nonprofits in Tempe, AZ: 20 registered with the IRS
20 environment nonprofits are registered with the IRS in Tempe, AZ, 20 of them 501(c)(3) charities; the 5 that report revenue took in $13.4 million. The largest by revenue: Arizona Association of Conservation Districts Inc ($6.5 million), WM Symposia Inc ($6.1 million), Tigermountain Foundation ($470,825).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Arizona Association of Conservation Districts Inc | 501(c)(3) | 1992 | $6.5 million | $580,060 | 2025-12 |
| WM Symposia Inc | 501(c)(3) | 2026 | $6.1 million | $8.9 million | 2025-06 |
| Tigermountain Foundation | 501(c)(3) | 2009 | $470,825 | $97,023 | 2025-12 |
| Arizona Interfaith Power and Light | 501(c)(3) | 2012 | $220,373 | $199,017 | 2024-12 |
| Shayarina Amazonian Resilience | 501(c)(3) | 2021 | $130,308 | $84,621 | 2025-12 |
| 2 the One Foundation | 501(c)(3) | 2022 | $1.8 million | 2025-12 | |
| Arizona Archaeological Council | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Arizona Biosafety Alliance | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Arizona Federation of Garden Clubs | 501(c)(3) | 1968 | $0 | $0 | 2025-05 |
| Community Environmental Listening | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Environmental Concerns Organization | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Envision Ecotrust Inc | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Friends of Clark Park Community Garden | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Holliday Family Foundation Inc | 501(c)(3) | 2022 | $8,723 | 2024-12 | |
| Jaime Garcia Family Foundation | 501(c)(3) | 2022 | $187,161 | 2025-12 | |
| Keep Tempe Beautiful | 501(c)(3) | 2021 | $0 | $0 | 2026-06 |
| Nirvanaeco LLC | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Plastic Free Phoenix | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Southwest Archaeology Team Inc | 501(c)(3) | 1998 | $0 | $0 | 2025-12 |
| Sustainability Consortium Corp | 501(c)(3) | 2017 |
Other causes in Tempe, AZ
- Education 150
- Religion-related 96
- Arts, culture and humanities 87
- Human services 75
- Recreation and sports 67
- Philanthropy, voluntarism and grantmaking foundations 63
- Community improvement and capacity building 32
- Animal-related 27
- Health care 25
- Public and societal benefit 21
- Youth development 19
- Crime and legal-related 17
- Mental health and crisis intervention 16
- International, foreign affairs and national security 14
- Housing and shelter 12
- Science and technology 12
- Public safety, disaster preparedness and relief 10
- Employment 9
- Diseases, disorders and medical disciplines 8
- Food, agriculture and nutrition 7
- Civil rights, social action and advocacy 7
- Social science 3
- Medical research 3
Every nonprofit in Tempe, AZ · Environment nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.