Charity Search / FRANK B MAZER FOUNDATION
Philanthropy & Grantmaking (T22J) 990 on File

FRANK B MAZER FOUNDATION

EIN: 04-6875253 · CAMBRIDGE, MA 02138-1310 · United States · FY 2025 Data
3 out of 5 41 / 100 Based on 2+ years of filings
Financial strength (30%) 57/100
Reliability (20%) 55/100
Effectiveness (25%) 51/100
Impact (25%) No data yet
Financial data: FY 2025 · Scored 9/13/2026
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CharityAI™ Score
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Financial Overview — FY 2025
$346
Total Revenue
$3K
Total Expenses
$180K
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 98.8%
Fundraising Efficiency N/A
Operating Reserve 766.53x
Liability-to-Asset 0.0%
Revenue Diversification 89.9%
Compared with Peers
FY 2025
Compared with 12,725 similar organizations (United States, Philanthropy & Grantmaking, under $100K in expenses), FY 2025.
This organization Middle half of peers (P25–P75) Peer median
Ratio This org Peer median Position (P10 → P90)
Program expense ratio
Program expenses / total expenses · higher is better
98.8% 86.2%
P10P90
Top quarter
Operating reserve
Months of expenses covered by net assets · higher is better
766.5 mo 120.1 mo
P10P90
Top quarter
Liabilities to assets
Total liabilities / total assets · lower is better
0.0% 0.0%
P10P90
Top quarter
Revenue concentration
Share of revenue from the largest source · lower is better
89.9% 92.5%
P10P90
Above median
Revenue growth
Year over year revenue growth
-92.8% 4.7%
P10P90
Expense growth
Year over year expense growth
-73.9% 2.4%
P10P90
Surplus margin
Surplus as a share of revenue
-716.5% 11.6%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2025 $346 $3K $180K 98.8% —
2024 $5K $11K $486K 69.2% —
2023 $29K $18K $585K 81.3% —
2022 $69K $19K $1.2M 74.0% —
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Organization Details
EIN
04-6875253
State
MA
City
CAMBRIDGE
ZIP
02138-1310
Classification
T22J
Category
Philanthropy & Grantmaking
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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