Private foundation · EIN 20-8134458
C Stone Foundation
San Antonio, TX
C Stone Foundation is a private foundation based in San Antonio, TX. On its Form 990-PF for tax year 2025, it reported $205K in grants and contributions paid across 8 grants, with $3.73M in assets (fair market value). It reports that it gives only to preselected charitable organizations and does not accept unsolicited requests for funds. Its largest grants went to Central Montana Medical Facilities Inc (dba Central Montana Medical Cent, ExplorationWorks Inc and Rocky Mountain College.
How to request funding
Gives only to preselected organizations. On its Form 990-PF, this foundation checked the box saying it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Relationships and invitations usually come first.
As reported on the foundation's Form 990-PF for tax year 2025. Requirements change; confirm with the foundation before applying.
Largest grants, tax year 2025
Historical data · not a prediction| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Central Montana Medical Facilities Inc (dba Central Montana Medical Cent | Lewistown, MT | General Purpose | $50,000 |
| ExplorationWorks Inc | Helena, MT | General Purpose | $50,000 |
| Rocky Mountain College | Billings, MT | General Purpose | $50,000 |
| The Myrna Loy (Myrna Loy Center) | Helena, MT | General Purpose | $30,000 |
| Montana History Foundation Inc | Helena, MT | General Purpose | $10,000 |
| Kakenya's Dream | Arlington, VA | General Purpose | $5,000 |
| Gods Love Inc (God's Love Homeless Shelter) | Helena, MT | General Purpose | $5,000 |
| Max S Baucus Institute | Bozeman, MT | General Purpose | $5,000 |
Names and purposes as reported to the IRS.
Where its grants went
Quick answers
Does C Stone Foundation accept grant applications?
According to its Form 990-PF for tax year 2025, C Stone Foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
How much does C Stone Foundation give each year?
For tax year 2025, it reported $205,000 in grants and contributions paid (8 grants). Giving can change from year to year.
What organizations has C Stone Foundation funded?
Its largest grants in tax year 2025 went to Central Montana Medical Facilities Inc (dba Central Montana Medical Cent (MT), $50K, ExplorationWorks Inc (MT), $50K, Rocky Mountain College (MT), $50K, The Myrna Loy (Myrna Loy Center) (MT), $30K and Montana History Foundation Inc (MT), $10K.