Louise Arnold Maddux Environmental Foundation
Invitation OnlySanta Fe, New Mexico · EIN 85-0405509 · Private foundation
Grants paid (2025)$46K
Organizations funded46
Typical grant$1,000
Total assets$1M
Half of its grants to organizations were between $1,000 and $1,000.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
56% of grants went outside New Mexico.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| 350Org | Boston, MA | General contribution | $1,000 |
| American Rivers Inc | Washington, DC | General contribution | $1,000 |
| Chicago Eco House | Chicago, IL | General contribution | $1,000 |
| Conejos County Clean Water | Antonito, CO | General contribution | $1,000 |
| Denver Urban Guardians | Denver, CO | General contribution | $1,000 |
| Doctors Without Borders | Hagerstown, MD | General contribution | $1,000 |
| Earth Care | Santa Fe, NM | General contribution | $1,000 |
| Espanola Valley Animal Shelter | Espanola, NM | General contribution | $1,000 |
| Friends of the Rio Grande | Albuquerque, NM | General contribution | $1,000 |
| Friends Village | Newtown, PA | General contribution | $1,000 |
| Heart & Soul Animal Sanctuary | Santa Fe, NM | General contribution | $1,000 |
| Harlem Grown Inc | New York, NY | General contribution | $1,000 |
| Hermits Peak Watershed Alliance | Sapello, NM | General contribution | $1,000 |
| Institute for Applied Ecology | Santa Fe, NM | General contribution | $1,000 |
| Land of Enchantment Wildlife Fdn | Santa Cruz, NM | General contribution | $1,000 |
| Los Alamos Study Group | Albuquerque, NM | General contribution | $1,000 |
| New Mexico Environmental Law Center | Albuquerque, NM | General contribution | $1,000 |
| New Mexico Land Conservancy | Santa Fe, NM | General contribution | $1,000 |
| New River Land Trust | Blacksburg, VA | General contribution | $1,000 |
| Ocean Conservancy | Washington, DC | General contribution | $1,000 |
| Papahanaaumokuakea Marine Debris Project | Kailua, HI | General contribution | $1,000 |
| Project Street Vet | Encinitas, CA | General contribution | $1,000 |
| Rafi USA | Pittsboro, NC | General contribution | $1,000 |
| Rebuilding Together | Bernalillo, NM | General contribution | $1,000 |
| Reunity Resources | Santa Fe, NM | General contribution | $1,000 |
| Rio Grande Community Farm | Albuquerque, NM | General contribution | $1,000 |
| River Link | Asheville, NC | General contribution | $1,000 |
| Rocky Mtn Field Institute | Colorado Springs, CO | General contribution | $1,000 |
| Santa Fe Watershed Assoc | Santa Fe, NM | General contribution | $1,000 |
| Sea Turtle Conservancy | Gainesville, FL | General contribution | $1,000 |
| Solar Cookers Intl | Sacramento, CA | General contribution | $1,000 |
| Street Homeless Animal Project | Santa Fe, NM | General contribution | $1,000 |
| Student Conservation Assoc | Charleston, NH | General contribution | $1,000 |
| Sustainable Blacksburg | Blacksburg, VA | General contribution | $1,000 |
| The Blacksburg Friends Meeting | Blacksburg, VA | General contribution | $1,000 |
| The Food Depot | Santa Fe, NM | General contribution | $1,000 |
| The Forestry and Fire Recruitment P | Azusa, CA | General contribution | $1,000 |
| Think New Mexico | Santa Fe, NM | Genaral contribution | $1,000 |
| Tree New Mexico | Albuquerque, NM | Geneal contribution | $1,000 |
| Trees for the Future | Newark, DE | General contribution | $1,000 |
| Trout Unlimited | Santa Fe, NM | General contribution | $1,000 |
| Turquoise Paw Animal Rescue | Shiprock, NM | General contribution | $1,000 |
| Union of Concerned Scientists | Cambridge, MA | General contribution | $1,000 |
| Urban Growers Collective | Chicago, IL | General contribution | $1,000 |
| Ward 8 Woods Conservation | Washington, DC | General contribution | $1,000 |
| World Central Kitchen | Washington, DC | General contribution | $1,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $46,000 | 46 |
| 2024 | $34,000 | 34 |
| 2023 | $32,000 | 32 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 7, 2026 - IRS e-file batch, object ID 202641279349101774
- IRS Tax Exempt Organization Search for EIN 85-0405509
- Profile updated Nov 4, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.