Proteus Foundation
Historical FunderMiddleburg, Virginia · EIN 54-2013543 · Private foundation
Half of its grants to organizations were between $5,000 and $25,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2024):
| Contact | CELIA W RUTT |
|---|---|
| Address | C/O YOUNT HYDE BARBOUR PC PO BOX, 2560, WINCHESTER VA 22604 |
| Phone | 5406623417 |
| Form and materials | WRITTEN REQUEST INCLUDING DETAILS OF PURPOSE AND ESTABLISHED NEED. |
| Deadlines | NONE |
| Restrictions | NONE |
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
60% of grants went outside Virginia.
Grants paid in tax year 2024
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| California Institute for Machine Consciousness | San Francisco, CA | Support scientific research | $100,000 |
| Center for Open Science | Charlottesville, VA | Support scientific research | $50,000 |
| Community Foundation of Central Blue Ridge | Staunton, VA | For scholarship fund and other community outreach programs | $50,000 |
| Fern Hollow Nature Center | Sewickley, PA | Support enviromental educational programs | $50,000 |
| Sweetwater Center for Arts | Sewickley, PA | Support arts center | $37,500 |
| American Shakespeare Center | Staunton, PA | Support theatre | $25,000 |
| Green Forests Work | Hope, IN | Support appalachian environmental restoration projects | $25,000 |
| Massachusetts Institute of Technology | Cambridge, MA | Support quest for intelligence project | $25,000 |
| Santa Fe Institute | Santa Fe, NM | Support interdisciplinary scientific research | $25,000 |
| Shenandoah Green | Staunton, PA | Support tree stewart projects | $17,000 |
| The Lindsay Theater | Sewickley, PA | Support theater | $15,000 |
| Tree Pittsburgh | Pittsburgh, PA | Support urban forest growth | $10,000 |
| Wvls Allegheny Mountain Radio | Dunmore, WV | Support radio station | $5,500 |
| Allegheny Land Trust | Sewickley, PA | Support land conservation | $5,000 |
| Cochran Hose Company | Sewickley, PA | Support fire and rescue efforts | $5,000 |
| Heifetz Music Institute | Staunton, VA | Support music education | $5,000 |
| Highland Arts Council 3Rd Space | Monterey, VA | Support arts council | $5,000 |
| Highland Children's House | Monterey, VA | Support children's house | $5,000 |
| Highland County Humane Society | Monterey, VA | Support humane society | $5,000 |
| Highland County Volunteer Rescue Squad Inc | Monterey, VA | Support rescue efforts | $5,000 |
| Highland Medical Center | Monterey, VA | Support county health care | $5,000 |
| Historic Staunton Foundation | Staunton, VA | Support historic resources | $5,000 |
| Mcdowell Volunteer Fire Department | Mcdowell, VA | Support fire and rescue efforts | $5,000 |
| MIT Free Speech Alliance | Cambridge, MA | Support free speech | $5,000 |
| Radiant Hall | Pittsburgh, PA | Support art center | $5,000 |
| Renewing Homes of Greater Augusta Inc | Staunton, VA | Support home repairs in community | $5,000 |
| Sewickley Academy | Sewickley, PA | Support private school | $5,000 |
| Sewickley Public Library | Sewickley, PA | Support public library | $5,000 |
| Staunton Augusta Arts Center | Staunton, PA | Support arts council | $5,000 |
| Staunton Music Festival | Staunton, VA | Support the performance of chamber works throughout staunton | $5,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2024 | $520,000 | 30 |
| 2023 | $416,000 | 27 |
| 2022 | $450,000 | 21 |
Sources
- IRS Form 990-PF, tax year 2024, filed Feb 2, 2026 - IRS e-file batch, object ID 202620339349100962
- IRS Tax Exempt Organization Search for EIN 54-2013543
- 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.