Willliam H & Mattie Wattis Harris Foundation
Historical FunderLas Vegas, Nevada · EIN 26-2841027 · Private foundation · Website
Grants paid (2025)$740K
Organizations funded108
Typical grant$5,000
Total assets$15.2M
Half of its grants to organizations were between $3,000 and $10,000.
From the return
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | KAREN WINNEFELD |
|---|---|
| Address | 6655 WEST SAHARA, LAS VEGAS NV 891441525 |
| Phone | 7022531317 |
| HARRISFOUNDATION@LVCOXMAIL.COM | |
| Form and materials | FOUR COPIES OF FOUNDATION FORMS, NARRATIVE WITH PURPOSE, PROGRAM, OTHER FUNDING SOURCES, AND INSTITUTION REPORT. |
| Deadlines | MAY 1 |
| Restrictions | GENERALLY NONE, ALTHOUGH GRANTS ARE NOT AWARDED TO INDIVIDUALS. |
Copied as filed. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
90% of grants went outside Nevada.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| YMCA of Rome-Floyd County | Rome, GA | Charitable | $51,000 |
| Blue Rose Ranch | Springfield, CO | Charitable | $24,000 |
| Planned Parenthood Mar Monte | San Jose, CA | Charitable | $22,000 |
| Save the Manatee | Maitland, FL | Charitable | $18,500 |
| Habitat for Humanity- Atlanta | Atlanta, GA | Charitable | $15,000 |
| Pfleger Institute of Environmental Research | Ft Collins, CO | Charitable | $15,000 |
| Sosa - Safe From Online Sex Abuse | New Haven, CT | Charitable | $15,000 |
| St Johns College | Santa Fe, NM | William rohrbach endowment | $15,000 |
| National Dance Institute of New Mexico | Albuquerque, NM | Charitable | $14,000 |
| Wolf Sanctuary | Laporte, CO | Charitable | $14,000 |
| Your Community Connection | Ogden, UT | Youth family crisis program | $14,000 |
| Women's Health Innovations of Arizona | Gilbert, AZ | Charitable | $13,000 |
| Punahau School | Honolulu, HI | Charitable | $12,000 |
| Weber State University | Ogden, UT | Charitable | $12,000 |
| 350 Colorado | Boulder, CO | Charitable | $10,000 |
| Arizona Friends of Foster Children Foundation | Phoenix, AZ | Charitable | $10,000 |
| Atlanta-Fulton County Zoo | Atlanta, GA | Charitable | $10,000 |
| California Ricelands Waterbird Foundation | Sacramento, CA | Charitable | $10,000 |
| Camp More | Portland, OR | Charitable | $10,000 |
| Colorado Open Lands | Lakewood, CO | Charitable | $10,000 |
| Earth Guardians | Boulder, CO | Charitable | $10,000 |
| Growing Gardens | Boulder, CO | Charitable | $10,000 |
| Habitat for Humanity- Santa Fe | Santa Fe, NM | Charitable | $10,000 |
| National Wildlife Federation | Reston, VA | Charitable | $10,000 |
| New Mexico School for the Arts | Santa Fe, NM | Charitable | $10,000 |
| Plumfield Academy | Sebastopol, CA | Charitable | $10,000 |
| Project Griph | Colville, WA | Charitable | $10,000 |
| Red Hen Press | Pasadena, CA | Charitable | $10,000 |
| Jacksonville Zoological Society | Jacksonville, FL | Charitable | $9,000 |
| American Wild Horse Conservation | Lompoc, CA | Charitable | $8,334 |
| Snow Leopard Trust | Seattle, WA | Charitable | $8,333 |
| Desert Tortoise Preserve Committee | Ridgecrest, CA | Charitable | $8,000 |
| Independence Pass Foundation | Carbondale, CO | Charitable | $8,000 |
| Jazz Aspen Snowmass | Aspen, CO | Charitable | $8,000 |
| Search Dog Foundation | Santa Paula, CA | Charitable | $8,000 |
| Naturebridge | Sausalito, CA | Charitable | $7,500 |
| Oregon Livestock Council | Beavercreek, OR | Charitable | $7,500 |
| Science and Conservation Center | Billings, MT | Charitable | $7,500 |
| Friends of Belize Bird Rescue | Aventura, FL | Charitable | $7,000 |
| Friends of Lackota Sanctuary | Ft Collins, CO | Charitable | $7,000 |
| Parker Learning Gardens | Coburg, OR | Charitable | $7,000 |
| San Diego Wildlife Alliance | San Diego, CA | Charitable | $6,833 |
| Dothan Miracle League | Dothan, AL | Charitable | $6,500 |
| Northern Nevada Ems Consortium | Elko, NV | Charitable | $6,500 |
| Longhopes Donkey Shelter | Bennett, CO | Charitable | $6,000 |
| Musuem of New Mexico Foundation | Santa Fe, NM | Folk art musuem | $6,000 |
| Aspen Historical Society | Aspen, CO | Charitable | $5,000 |
| Atlanta Community Food Bank | East Point, GA | Charitable | $5,000 |
| Bare Bait Dance | Missoula, MT | Charitable | $5,000 |
| Bievenidos Food Bank | Denver, CO | Charitable | $5,000 |
| Caldwell Fine Arts | Caldwell, ID | Charitable | $5,000 |
| Cancer Foundation of New Mexico | Santa Fe, NM | Charitable | $5,000 |
| Chance of a Lifetime Colt | Santa Fe, NM | Charitable | $5,000 |
| Chandler School | Pasadena, CA | Charitable | $5,000 |
| Colorado Horse Rescue | Longmont, CO | Charitable | $5,000 |
| Donkey Dreams Sanctuary | Littlefield, AZ | Charitable | $5,000 |
| Edgewood Children's Ranch | Orlando, FL | Charitable | $5,000 |
| Garden to Table | Louisville, CO | Charitable | $5,000 |
| Heartwood Haven | Roy, WA | Charitable | $5,000 |
| Los Padres Forest Watch | Santa Barbara, CA | Charitable | $5,000 |
Showing the 60 largest of 108 grants to organizations.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $740,000 | 108 |
| 2024 | $426,400 | 86 |
| 2023 | $418,007 | 3 |
Sources
- IRS Form 990-PF, tax year 2025, filed Sep 23, 2026 - IRS e-file batch, object ID 202632669349100408
- IRS Tax Exempt Organization Search for EIN 26-2841027
- Profile updated Nov 5, 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.