Waterproof Foundation Inc
Historical FunderAustin, Texas · EIN 27-3816047 · Private foundation
Half of its grants to organizations were between $2,500 and $10,000.
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | PATRICK CHALMERS |
|---|---|
| Address | 1000 WESTBANK DRIVE SUITE 2A, AUSTIN TX 78746 |
| Phone | 5126373540 |
| Form and materials | AN APPLICATION FOR A GRANT SHOULD BE IN THE FORM OF A LETTER AND INCLUDE THE FOLLOWING: 1. A LIST OF THE ORGANIZATION'S BOARD MEMBERS 2. A SUMMARY DESCRIBING THE APPLICANT AND THE PROJECT TO BE FUNDED 3. THE TOTAL FUNDING REQUIRED FOR THE PROJECT AND THE AMOUNT REQUESTED FROM THE FOUNDATION 4. A COPY OF THE ORGANIZATION'S MOST RECENT FORM 990 5. A COPY OF THE DETERMINATION LETTER ISSUED TO THE APPLICANT BY THE INTERNAL REVENUE SERVICE. THE DETERMINATION LETTER MUST STATE (I) THAT THE ORGANIZATION IS EXEMPT FROM FEDERAL INCOME TAXATION AS AN ORGANIZATION DESCRIBED IN SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE AND (II) THE ORGANIZATION IS CLASSIFIED AS A PUBLIC CHARITY |
| Deadlines | NONE |
| Restrictions | MUST MEET THE DEFINITION WITHIN INTERNAL REVENUE CODE 501(C)(3) |
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
40% of grants went outside Texas.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Unc-Chapel Hill | Chapel Hill, NC | Education | $200,000 |
| Uatx | Austin, TX | Education | $100,000 |
| St Andrew's Episcopal School | Austin, TX | Education | $60,000 |
| Heartgift Foundation | Austin, TX | Medical treatment | $10,005 |
| Cleveland Clinic | Cleveland, OH | Medical treatment | $10,000 |
| Md Anderson | Houston, TX | Medical research | $10,000 |
| Texas Wildlife Association Foundation | New Braunfels, TX | Wildlife conservation | $10,000 |
| Providence Montana Health Foundation | Missoula, MT | Medical treatment | $10,000 |
| Austin Community Foundation | Austin, TX | Social welfare | $5,000 |
| Pease Park Conservancy | Austin, TX | Park conservation | $5,000 |
| Texas Book Festival | Austin, TX | Education | $5,000 |
| Wonders & Worries | Austin, TX | Counseling and bereavement support | $5,000 |
| La'aretz Foundation | Brooklyn, NY | Social welfare | $5,000 |
| The Seton Fund | Austin, TX | Medical treatment | $4,000 |
| Hillside Early Childhood Center | Austin, TX | Education | $2,500 |
| St Andrew's School | Middletown, DE | Education | $2,500 |
| The Episcopal Church of the Good Shepherd | Austin, TX | Religious | $2,500 |
| Jewish Agency for Israel | New York, NY | Social welfare | $2,500 |
| Do No Harm | Glen Allen, VA | Education/Social welfare | $2,000 |
| Explore Austin | Austin, TX | Leadership, mentoring | $1,000 |
| Flathead Lakers | Polson, MT | Water conservation | $1,000 |
| University of Montana Foundation | Missoula, MT | Education | $1,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $454,005 | 22 |
| 2024 | $461,505 | 23 |
| 2023 | $438,500 | 24 |
Sources
- IRS Form 990-PF, tax year 2025, filed Sep 10, 2026 - IRS e-file batch, object ID 202632529349101203
- IRS Tax Exempt Organization Search for EIN 27-3816047
- 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.