Winslow Foundation
https://N/ATotal Given 2017–2024
$12.9M
354 grants · $1.6M avg/year
based on 8 yrs of IRS 990-PF records on file
$1M+/yr
mid-tier
capacity
$18K
typical small grants · $1K–$50K
grant size
45%
supporter · 67/149 multi-year
repeat
$50.2M
Assets · 2021
149
Distinct recipients
Focus Areas
Application Information
Accepts Unsolicited Proposals
No — Preselected Only
Phone
8008391754
Financial Trends
Giving Over Time
Total Assets Over Time
View financial data as table
| Year | Total Giving | Total Assets | Revenue | Grants |
|---|---|---|---|---|
| 2017 | $1.5M | $35.3M | $2.5M | 46 |
| 2018 | $1.6M | $32.6M | $2.8M | 47 |
| 2019 | N/A | $37.8M | $1.9M | N/A |
| 2020 | $2.1M | $44.4M | $5.8M | 55 |
| 2021 | $2.2M | $50.2M | $3.9M | 57 |
| 2022 | $1.7M | $34.0M | $1.2M | 46 |
| 2023 | $1.9M | $41.1M | $1.3M | 46 |
| 2024 | $1.9M | $43.9M | $4.2M | 57 |
Grant Size Distribution
Based on 354 grants on record
Minimum
$400
25th Pctl
$1K
Median
$18K
Average
$36K
75th Pctl
$50K
Maximum
$427K
Geographic Distribution
Key Personnel
| Name | Title | Compensation |
|---|---|---|
| Morgan McMillan | Sec, executive dir | $118K |
| Ellen Marshall | Sec | $58K |
| Christopher Wirth | VP, Trustee, Treas | — |
| Kelsey Wirth | Trustee, Pres | — |
| Wren W Wirth | Trustee | — |
| Samuel W Lambert | Treas, Trustee | — |
Grants Awarded (354 total)
| Purpose | ||||
|---|---|---|---|---|
| JOHNS HOPKINS UNIVERSITY | BALTIMORE, MD | $426,667 | Planetary Health Alliance | 2023 |
| MOTHERS OUT FRONT INC | BOSTON, MA | $400,000 | General & Unrestricted | 2020 |
| MOTHERS OUT FRONT INC | BOSTON, MA | $300,000 | General & Unrestricted | 2021 |
| MOTHERS OUT FRONT INC | CAMBRIDGE, MA | $250,000 | General & Unrestricted | 2018 |
| MOTHERS OUT FRONT INC | BOSTON, MA | $250,000 | General & Unrestricted | 2023 |
| MOTHERS OUT FRONT INC | BOSTON, MA | $250,000 | General & Unrestricted | 2024 |
| MOTHERS OUT FRONT INC | BOSTON, MA | $250,000 | General & Unrestricted | 2022 |
| MOTHERS OUT FRONT INC | CAMBRIDGE, MA | $200,000 | General & Unrestricted | 2017 |
| JOHNS HOPKINS UNIVERSITY | BALTIMORE, MD | $200,000 | Planetary Health Alliance | 2024 |
| PRESIDENT & FELLOWS OF HARVARD COLLEGE | CAMBRIDGE, MA | $200,000 | Planetary Health Alliance - Project | 2022 |
| BVM CAPACITY BUILDING INSTITUTE INC | EAST POINT, GA | $180,000 | General & Unrestricted | 2020 |
| KEEP OUR REPUBLIC CHARITABLE FUND | NATL HARBOR, MD | $175,000 | General & Unrestricted | 2024 |
| KEEP OUR REPUBLIC CHARITABLE FUND | NATIONAL HARBOR, MD | $150,000 | General & Unrestricted | 2023 |
| ROYAL ROADS UNIVERSITY | VICTORIA | $145,000 | Cascade Institute | 2023 |
| FRIENDS OF UNFPA INC | NEW YORK, NY | $119,000 | General & Unrestricted | 2021 |
| USA FOR UNFPA INC | NEW YORK, NY | $119,000 | UNFPA Supplies Partnership Fund | 2022 |
| FRIENDS OF UNFPA INC | NEW YORK, NY | $119,000 | General & Unrestricted | 2020 |
| CAMBRIDGE HEALTH ALLIANCE FOUNDATION INC | MALDEN, MA | $112,760 | CHEEA Climate Health Organizing Fellows program | 2022 |
| FRIENDS OF UNFPA INC | NEW YORK, NY | $105,000 | UNFPA Supplies and Broadening Choice of Contraceptives | 2018 |
| FRIENDS OF UNFPA INC | NEW YORK, NY | $105,000 | UNFPA Supplies Program | 2017 |
| MARINE CONSERVATION BIOLOGY INSTITUTE | SEATTLE, WA | $100,000 | General & Unrestricted | 2020 |
| PRESIDENT & FELLOWS OF HARVARD COLLEGE | CAMBRIDGE, MA | $100,000 | Planetary Health Alliance | 2021 |
| SUSTAINABLE MARKETS FOUNDATION | NEW YORK, NY | $100,000 | Eco-Accountability Project | 2020 |
| SAVING NATURE INC | DURHAM, NC | $100,000 | General & Unrestricted | 2020 |
| PRESIDENT & FELLOWS OF HARVARD COLLEGE | CAMBRIDGE, MA | $100,000 | Planetary Health Alliance | 2021 |