Riley Mabel Louise Tr Uwill
The Riley Mabel Louise Trust Under Will is a private foundation established in 1971 through the will of Mabel Louise Riley, a Boston native and arts patron who passed away in 1971 at age 88. The foundation operates as a general-purpose funder with a strategic focus on community development and support for disadvantaged populations in the Boston area.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$47.3M
-3.8% YoY
Annual Giving
$3.7M
+4.6% YoY
Grant Count
69
+6.2% YoY
Avg Grant Size
$54K
-1.4% YoY
Mission & Focus Areas
The foundation's guiding principle comes from Miss Riley's instruction to her trustees to give "particular consideration to the needs of children and youth."
Primary funding priorities include:
- Literacy and afterschool programs for disadvantaged children and adolescents
- Character-building programs for children and adolescents
- Community development benefiting low-income and minority neighborhoods, including job development, training, and housing
- Citywide cultural improvements and arts initiatives in Boston and vicinity
- High-impact grants with potential for significant community benefits, including those with some element of risk
The foundation emphasizes leveraging its grants by funding new programs that can become self-sufficient or serve as models for replication in other geographic areas.
Grantmaking
Online application through the GMA Foundations portal
How to Apply
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Geographic Focus
Where this funder awards grants
Boston, MA and its 23 neighborhoods, with the Small Grants Fund serving the Greater Dudley area.
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
Annual Giving: $3,580,190 (2023)
Number of Employees: 3
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $47,264,875 | $49,133,038 | $47,126,550 |
| Revenue | $2,886,522 | $6,522,059 | $888,658 |
| Expenses | $4,864,161 | $4,721,806 | $4,816,087 |
| Qualifying Distributions | $4,194,786 | $3,997,705 | $4,398,807 |
| Net Investment Income | $2,255,483 | $6,010,435 | $1,631,353 |
| Distributable Amount | $3,812,819 | $3,401,470 | $3,531,869 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
239 grants across all recorded years
Open Grants
1 open opportunity from Riley Mabel Louise Tr Uwill
Giving History
Grant recipients and amounts by year
No grants recorded for .
Leadership & Key People
Leadership team and compensation from IRS filings
- Trustees: Grace Fey, Joannie Jaxtimer, BNY Mellon
- Administrative Director: Nancy A. Saunders (nsaunders@gmafoundations.com)
- Family Strengthening Small Grants Fund Director: Che Madyun (ccmadyun@yahoo.com)
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| GRACE K FEY | CO-TRUSTEE | 1 | $56,198 |
| JOANNE Y JAXTIMER | CO-TRUSTEE | 1 | $56,198 |
| BNY MELLON N A | TRUSTEE | 1 | $358,969 |
Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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