Arthur L Lenahan Sr Family
EIN 592716915Total Given 2017–2025
$216K
23 grants · $24K avg/year
based on 9 yrs of IRS 990-PF records on file
<$100K/yr
micro funder
capacity
$7K
typical small grants · $4K–$10K
grant size
18%
balanced · 3/17 multi-year
repeat
$2.0M
Assets (2025)
17
Distinct Recipients
Application Information
Accepts Unsolicited Proposals
No — Preselected Only
Phone
(904) 296-0100
Financial Trends
Giving Over Time
Total Assets Over Time
View financial data as table
| Year | Total Giving | Total Assets | Revenue | Grants |
|---|---|---|---|---|
| 2017 | $10K | $198K | $43K | 1 |
| 2018 | $10K | $222K | $5K | 1 |
| 2021 | $41K | $1.8M | $681K | 3 |
| 2022 | $10K | $1.5M | $241K | 3 |
| 2023 | $81K | $1.6M | $-21K | 8 |
| 2025 | $63K | $2.0M | $196K | 7 |
Grant Size Distribution
Based on 23 grants on record
Minimum
$1K
25th Pctl
$4K
Median
$7K
Average
$9K
75th Pctl
$10K
Maximum
$45K
Geographic Distribution
Officers & Directors
DL
Deborah Lenahan
President & Treasurer
Leadership
AL
Arthur Lenahan III
Vice President
Leadership
DL
Deborah Lenahan
President & Treasurer
Leadership
AL
Arthur Lenahan III
Vice President
Leadership
DL
Deborah Lenahan
President & Treasurer
Leadership
AL
Arthur Lenahan III
Vice President
Leadership
DL
Deborah Lenahan
President & Treasurer
Leadership
AL
Arthur Lenahan III
Vice President
Leadership
AL
Arthur L Lenahan Jr
President & Director
Leadership
DL
Deborah Lenahan
Vice-President
Leadership
AL
Arthur L Lenahan Jr
President & Director
Leadership
DL
Deborah Lenahan
Vice-President
Leadership
Grants Awarded (23 total)
| Purpose | ||||
|---|---|---|---|---|
| Brigham and Women'S Hospital | Boston, MA | $45,381 | GENERAL | 2023 |
| Brigham Women'S Hospital | Boston, MA | $20,000 | GENERAL | 2021 |
| Brigham and Women'S Hospital | Boston, MA | $20,000 | GENERAL | 2025 |
| The Lantern Foundation | Orlando, FL | $16,684 | PUBLIC | 2025 |
| Seattle Children'S Hospital | Seattle, WA | $11,000 | GENERAL | 2021 |
| Challenge Aspen | Snowmass Village, CO | $10,000 | GENERAL | 2021 |
| Challenge Aspen | Snowmass Village, CO | $10,000 | GENERAL | 2023 |
| Cu Foundation | Denver, CO | $10,000 | GENERAL | 2023 |
| Challenge Aspen | Snowmass Village, CO | $10,000 | GENERAL | 2025 |
| Brigham and Women'S Hospital | Boston, MA | $10,000 | GENERAL FUND | 2017 |
| Brigham and Women'S Hospital | Boston, MA | $10,000 | GENERAL FUND | 2018 |
| Giving Green Research Group Inc | San Francisco, CA | $7,000 | PUBLIC | 2025 |
| Whale Foundation | Flagstaff, AZ | $5,000 | GENERAL | 2023 |
| Clean Air Task Force | Boston, MA | $4,000 | GENERAL | 2022 |
| Evergreen Collaborative | Seattle, WA | $4,000 | GENERAL | 2023 |
| Centre for Effective Altruism Usa Inc | San Francisco, CA | $4,000 | GENERAL | 2023 |
| American Near East Refugee Aid | Washington, DC | $4,000 | GENERAL | 2025 |
| Center for Reproductive Rights | New York, NY | $4,000 | GENERAL | 2025 |
| California Community Foundation | Los Angeles, CA | $3,000 | GENERAL | 2022 |
| Center of Reproductive Rights | New York, NY | $3,000 | GENERAL | 2022 |
| Hypertrophic Cardiomyopathy Association | Denville, NJ | $1,878 | GENERAL | 2023 |
| Hypertrophic Cardiomyopathy Association | Denville, NJ | $1,685 | GENERAL | 2025 |
| Aspen Compassion Adventures | Basalt, CO | $1,000 | GENERAL | 2023 |