The Patricia M and Robert H Martinsen Foundation
Preselected recipients only
The Patricia M and Robert H Martinsen Foundation is a private foundation in Ridgefield, Connecticut. In tax year 2025 it gave $402,900 in 21 grants; the typical grant was $100 and the largest $300,000. It only gives to organizations it selects itself and does not accept unsolicited applications.
From its IRS Form 990-PF for tax year 2025.
- Grants paid, 2025$402,900
- Number of grants21
- Typical grant$100
- Largest grant$300,000
- Assets$1.1 million
- New grantees38%
Giving in 2025 was up from $80,700 the year before.
38% of its 2025 grantees had not received a grant from it the year before, a mix of repeat and new grantees.
Giving by year
| Tax year | Grants paid | Number of grants | Assets |
|---|---|---|---|
| 2023 | $258,800 | 18 | $556,136 |
| 2024 | $80,700 | 19 | $919,829 |
| 2025 | $402,900 | 21 | $1.1 million |
How to apply
The Patricia M and Robert H Martinsen Foundation says in its IRS filing that it only makes contributions to preselected organizations, so unsolicited applications are unlikely to be considered. Organizations it funds are usually invited.
What The Patricia M and Robert H Martinsen Foundation funds
Where it gives
Its grants went to recipients in 9 states, the most to Connecticut.
| State | Grants | Amount |
|---|---|---|
| Connecticut | 4 | $300,500 |
| New York | 3 | $100,500 |
| District of Columbia | 5 | $600 |
| Maryland | 2 | $400 |
| Massachusetts | 2 | $300 |
| Virginia | 2 | $200 |
| California | 1 | $200 |
| Colorado | 1 | $100 |
| Georgia | 1 | $100 |
Grants paid in 2025
| Recipient | Purpose | Amount |
|---|---|---|
| Rvna | Medical purposes | $300,000 |
| Colgate University | Educational purposes | $100,000 |
| Leadership Institute | Educational purposes | $400 |
| Alzheimer's Disease Research | Medical purposes | $300 |
| Claremont Institute | Social purposes | $200 |
| Founders Hall | Social purposes | $200 |
| Judicial Watch | Social purposes | $200 |
| Lounsbury House | Social purposes | $200 |
| Massachusetts General Hospital Cardiovascular Research Center | Medical purposes | $200 |
| American Cancer Society | Medical purposes | $100 |
| American Cornerstone Institute | Social purposes | $100 |
| American Parkinsons Disease Association | Medical purposes | $100 |
| American Red Cross of Connecticut | Medical purposes | $100 |
| Disabled Vets National Foundation | Social purposes | $100 |
| Heritage Foundation | Educational purposes | $100 |
| National Law Enforcement Officers Memorial Fund | Social purposes | $100 |
| Salvation Army | Social purposes | $100 |
| State Policy Network | Social purposes | $100 |
| Tax Foundation | Social purposes | $100 |
| Tunnel to Towers Foundation | Social purposes | $100 |
| US Olympic Committee | Social purposes | $100 |
Officers and trustees
- Robert H Martinsen
Questions people ask
Does The Patricia M and Robert H Martinsen Foundation accept grant applications?
No. Its IRS filing says it only makes contributions to preselected organizations.
How much does The Patricia M and Robert H Martinsen Foundation give?
$402,900 in tax year 2025, across 21 grants, with a typical grant of $100.
Who runs The Patricia M and Robert H Martinsen Foundation?
Its 2025 filing lists Robert H Martinsen (Trustee - As Required).
What does The Patricia M and Robert H Martinsen Foundation fund?
Based on its grants, mainly health, education and science and research.