The Jack and Dorothy Byrne Foundation Inc
Historical FunderHanover, New Hampshire · EIN 03-0363118 · Private foundation
Grants paid (2025)$12.8M
Organizations funded0
Typical grantUnknown
Total assets$7.8M
From the return
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | THE JACK AND DOROTHY BYRNE FOUNDATI |
|---|---|
| Address | BOX 599, ETNA NH 03750 |
| Phone | 6036437799 |
| Form and materials | SEND LETTER OUTLINING YOUR PARTICULAR NEEDS TO DOROTHY BYRNE AND IT WILL BE REVIEWED. NO TELEPHONE CALLS PLEASE. |
| Deadlines | NONE |
| Restrictions | THE FOUNDATION'S PRIMARY AREAS OF INTEREST FOR GIFTS/GRANTS ARE:1. GENERAL SUPPORT OF THE DARTMOUTH COLLEGE COMMUNITY2. CANCER RESEARCH3. GENERAL PHILANTHROPY - THE MAJORITY OF THIS WILL BE DIRECTED TO THE UPPER VALLEY OF NEW HAMPSHIRE AND VERMONT. |
Copied as filed. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.
Grants paid in tax year 2025
No grants to organizations were itemized on this return.
The return also lists 1 grant to individuals ($12,782,160). We do not publish the names of individual recipients.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $12,782,160 | 1 |
| 2024 | $12,046,100 | 1 |
| 2023 | $10,951,465 | 1 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 12, 2026 - IRS e-file batch, object ID 202601329349100420
- IRS Tax Exempt Organization Search for EIN 03-0363118
- Profile updated Nov 7, 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.