Tamposi Foundation
Tamposi Foundation is a private foundation based in Nashua, New Hampshire. Its 2025 filing reports grants to charitable organizations, including organizations providing youth services, housing, shelter, meals, and other assistance.
Tamposi Foundation at a glance
In short: Tamposi Foundation gave $34K across 21 grants in 2026 (avg $2K), mostly in New Hampshire. 19% of 2026 grantees were new. Source: 2026 IRS Form 990-PF.
- Annual giving (2026)
- $33,600
- +20.4% vs 2025
- Grants made (2026)
- 21
- +0.0% vs 2025
- Average grant
- $1,600
- +20.4% vs 2025
- Median grant
- $1,500
- Total assets
- $579,033
- +6.8% vs 2025
- New grantees (estimate)
- 19% first-time grantees (4 of 21, 2026; small sample)
- Primary geography
- New Hampshire (90% of itemized 2026 grant dollars)
- Latest 990 filing
- Form 990-PF, 2026 View filing
Data from IRS Form 990-PF, 2026; updated November 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Tamposi Foundation
- How to Apply
-
The foundation’s 2024 filing says it does not restrict giving to preselected organizations. It lists a written request to Samuel Augustus Tamposi Mcosker as the application process, with no restrictions on awards.
- Review Cycle
- None stated on the 2024 filing.
- Deadline
- None stated on the 2024 filing.
- Contact
Application contact: Samuel Augustus Tamposi Mcosker
Mailing address: 20 Trafalgar Square Suite 310, Nashua, NH 03063
Phone: (603) 883-2000
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Tamposi Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2026
The largest 2026 recipient was Boys & Girls Club of Greater Nashua ($5K). Together the top 10 received $24K.
Grant Size Distribution
87 grants across all recorded years
The most common grant size was under $50K: 87 grants of 87 (100%).
Geographic Focus
Where this funder awards grants
In 2025, 96% of grant dollars went to recipients in New Hampshire and 4% to recipients in Massachusetts.
Grant Distribution by State
Share of 2026 grant dollars across all 21 itemized grants.
Cities
Is Tamposi Foundation open to new grantees?
19%
first-time grantees, 2026
In 2026, 4 of 21 grantees (19%) were first-time recipients. With only 21 grantees, that is a small sample: one grantee more or less moves the share by about 5 points. First grants averaged $2K; repeat grants $2K. How we count
Medians: $2K first-time, $2K repeat.
- 62% of 2026 grantees were also funded in 2025. Method
- Giving grew 76% from 2023 to 2026. Method
- In 2026 it paid out 124% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2021–2026). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2021 to 2026, annual grant giving ranged from $6K (2021) to $34K (2026). In 2026 it made 21 grants totaling $34K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Boys & Girls Club of Greater Nashua Nashua, NH | Unrestricted | $5,000 |
| Nashua Children's Home Nashua, NH | Unrestricted | $3,000 |
| Ogunquit Playhouse Ogunquit, ME | Unrestricted | $2,500 |
| Bishop Guertin High School Nashua, NH | Unrestricted | $2,000 |
| Girls Inc of New Hampshire Nashua, NH | Unrestricted | $2,000 |
| Greater Nashua Mental Health Nashua, NH | Unrestricted | $2,000 |
| Hillsborough County Meals on Wheels Manchester, NH | Unrestricted | $2,000 |
| Nashua Pal Nashua, NH | Unrestricted | $2,000 |
| The Front Door Agency Nashua, NH | Unrestricted | $2,000 |
| Jenny Fund Nashua, NH | Unrestricted | $1,500 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2026 | $579,033 | $81,422 | $44,361 | $33,600 | 21 | $33,600 | $75,736 | $27,010 |
| 2025 | $541,972 | $53,277 | $40,696 | $27,900 | 21 | $27,900 | $49,006 | $30,704 |
| 2024 | $529,391 | $17,676 | $22,065 | $16,400 | 14 | $16,400 | $14,389 | $28,997 |
| 2023 | $533,780 | $38,909 | $30,270 | $19,100 | 13 | $19,599 | $28,238 | $28,856 |
| 2022 | $525,141 | $42,732 | $34,592 | $29,050 | 18 | $28,925 | $38,457 | $31,420 |
| 2021 | $517,002 | $59,140 | $15,567 | $5,700 | 10 | — | $50,032 | $23,183 |
Under IRS private-foundation payout rules, Tamposi Foundation reported a distributable amount of $27K for 2026 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No foundation mission is stated in the available information. In its 2024 filing, the foundation described charitable activities involving housing assistance through The Front Door Agency, meals and facilities through Nashua Soup Kitchen & Shelter, and facilities through Nashua Children’s Home.
The grantees describe their own work in varied ways. Nashua Children’s Home says it provides residential care and educational services to area children who cannot live at home or attend public schools. Greater Nashua Habitat for Humanity says it works to create decent, affordable housing. Nashua Soup Kitchen & Shelter says it provides meals, emergency shelter, low-income housing, and assistance to people in need. The Front Door Agency describes its mission as helping families and individuals break cycles of poverty and achieve sustainable independence. Marguerite’s Place says it provides housing and supportive services to homeless women and their children.
Grantmaking
In 2025, the foundation made 21 grants totaling $27,900. Grants ranged from $100 to $5,000, with a median of $1,000. The listed grant purposes were unrestricted. Its 2026 filing, the latest on this page, reports 21 grants totaling $33,600.
Notable 2025 grants included $5,000 to Boys & Girls Club of Greater Nashua; $3,000 to Nashua Children’s Home; $2,000 each to Greater Nashua Habitat for Humanity, Nashua PAL, Nashua Soup Kitchen & Shelter, and The Front Door Agency; and $1,000 each to Bridges, Brigham and Women’s Hospital, Family Promise of Southern NH, Greater Nashua Mental Health, and Jenny Fund. Marguerite’s Place also received $1,000 in 2025.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Samuel A. Tamposi Jr. as vice president/director; Stephen A. Tamposi as treasurer/director; David E. Tully as secretary/director; Samuel Augustus Tamposi Mcosker as president/director; and Celina A. Tamposi as director.
Tamposi Foundation is led by Samuel Augustus Tamposi McOsker, President & Director on every filing since 2022; 2 of 5 officers listed in 2026 are compensated.
Officers on the 2026 filing
Samuel Augustus Tamposi McOsker
President & Director
On filings since 2022
0.5 hrs/week
$4K (2026)
David E. Tully
Secretary & Director
On filings since 2021
0.5 hrs/week
$1K (2024) → $2K (2026)
Celina A. Tamposi
Director
On filings since 2021
0.5 hrs/week
No compensation reported
Samuel A. Tamposi Jr.
Vice President & Director
President & Director → Vice President & Director, 2022
On filings since 2021
0.5 hrs/week
No compensation reported
Stephen A. Tamposi
Treasurer & Director
On filings since 2021
0.5 hrs/week
No compensation reported
Former officers (1)
- Former: Elizabeth M. Tamposi (2021) — Vice President & Director
Data from IRS Form 990 filings, 2021–2026. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2026 IRS filing
The highest reported compensation on the 2026 filing was $4K, to Samuel Augustus Tamposi McOsker (President/Director). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Tamposi Foundation
How much does Tamposi Foundation give each year?
Tamposi Foundation gave $34K across 21 grants in 2026, according to its 2026 IRS Form 990-PF. In 2025 it gave $28K across 21 grants.
What is Tamposi Foundation's typical grant size?
Tamposi Foundation's median grant in 2026 was $1,500, and its average grant was $1,600, across 21 grants on its 2026 IRS Form 990-PF. Organizations receiving their first grant from Tamposi Foundation that year got $2K on average.
Where does Tamposi Foundation give grants?
Tamposi Foundation gives mostly in New Hampshire: 90% of the grant dollars itemized on its 2026 IRS Form 990-PF went to recipients there. The next largest state was Maine (8%). The most frequent recipient cities were Nashua, NH (13 grants) and Manchester, NH (2 grants).
Does Tamposi Foundation give general operating support?
Yes: 100% of Tamposi Foundation's 2026 grants with a stated purpose (21 of 21) were for general or operating support, per its 2026 IRS Form 990-PF.
Who are Tamposi Foundation's largest grantees?
Tamposi Foundation's largest 2026 grantees include Boys & Girls Club of Greater Nashua ($5,000), Nashua Children's Home ($3,000) and Ogunquit Playhouse ($2,500), according to its 2026 IRS Form 990-PF. Together they received 31% of its itemized 2026 grant dollars.
How large is Tamposi Foundation?
Tamposi Foundation reported $579K in total assets on its 2026 IRS Form 990-PF. It paid out $34K in qualifying distributions that year, against a required minimum of $27K (roughly 5% of its investment assets).
What does Tamposi Foundation fund?
No foundation mission is stated in the available information. In its 2024 filing, the foundation described charitable activities involving housing assistance through The Front Door Agency, meals and facilities through Nashua Soup Kitchen & Shelter, and facilities through Nashua Children’s Home. See mission & focus areas ↑
How do I apply for a grant from Tamposi Foundation?
The foundation’s 2024 filing says it does not restrict giving to preselected organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Tamposi Foundation's EIN?
Tamposi Foundation's EIN (Employer Identification Number) is 02-0406826. IRS Form 990 filing data is available on this page for 2021–2026.
Data last updated November 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2026 (received by the IRS September 8, 2026)
- IRS filings on file for fiscal years 2021–2025
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