Nonprofit · EIN 81-5241358
NORTH SEA MARITIME CENTER
Tax-exempt · SOUTHAMPTON, NY 11969
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $247,515 | $58,662 | $188,853 | $621,033 | $0 | $621,033 |
| December 31, 2024 | 990-EZ | $81,336 | $50,321 | $31,015 | $432,180 | – | $432,180 |
| December 31, 2023 | 990 | $424,551 | $34,632 | $389,919 | $401,165 | $0 | $401,165 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $288,291
- of which government grants
- $800
- Program service revenue
- $0
- Investment income
- $18,101
- Net income from fundraising events
- -$58,877
- Other revenue
- -$58,877
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $1,725
- Program services (functional)
- $12,044
- Management and general (functional)
- $2,933
- Fundraising (functional)
- $43,685
Balance sheet and other
- Total assets, start of year
- $432,180
- Total assets, end of year
- $621,033
- Total liabilities, end of year
- $0
- Net assets, end of year
- $621,033
- Publicly traded securities
- $603,322
- Net assets without donor restrictions
- $621,033
- Gross receipts
- $324,372
- Employees
- 0
- Year formed
- 2016
- State of legal domicile
- NY
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARK ANTILETY | Vice President Trustee or director, Officer | 1 | $0 |
| LYNN ASHE | Secretary Trustee or director, Officer | 1 | $0 |
| MARK MATTHEWS | President Trustee or director, Officer | 1 | $0 |
| CONNIE CLAMAN | Treasurer Trustee or director, Officer | 1 | $0 |
| KEVIN BEATTY | Director Trustee or director | 1 | $0 |
| ANN REISMAN | Director Trustee or director | 1 | $0 |
| TED ANDERSON | Vice President Trustee or director, Officer | 1 | $0 |
| SHEILA COMPARETTO | Director Trustee or director | 1 | $0 |
| BRUCE MILLIKEN | Director Trustee or director | 1 | $0 |
| MIDGE FOWLER | Director Trustee or director | 1 | $0 |
990-EZ for the year ended December 31, 2024: 8 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARK ANTILETY | Vice President | 1 | $0 |
| LYNN ASHE | Secretary | 1 | $0 |
| MARK MATTHEWS | President | 1 | $0 |
| CONNIE CLAMAN | Treasurer | 1 | $0 |
| KEVIN BEATTY | Director | 1 | $0 |
| ANN REISMAN | Director | 1 | $0 |
| TED ANDERSON | Director | 1 | $0 |
| SHEILA COMPARETTO | Director | 1 | $0 |
990 for the year ended December 31, 2023: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARK ANTILETY | Vice President Trustee or director, Officer | 1 | $0 |
| LYNN ASHE | Secretary Trustee or director, Officer | 1 | $0 |
| MARK MATTHEWS | President Trustee or director, Officer | 1 | $0 |
| CONNIE CLAMAN | Treasurer Trustee or director, Officer | 1 | $0 |
| TED ANDERSON | Director Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 2813, SOUTHAMPTON, NY 11969-2813
- Mailing address (990-N for 2022)
- PO BOX 2813, SOUTHAMPTON NY 11969
- Principal officer (990 for 2025)
- CONNIE CLAMAN, PO BOX 2813, SOUTHAMPTON, NY 11969
- Principal officer (990-N for 2022)
- CONNIE CLAMAN, PO BOX 2813, SOUTHAMPTON NY 11969
- Signed the 990
- MARK MATTHEWS, President
- Phone
- (631) 283-5376
- Website
- NORTHSEAMARITIMECENTER.ORG
- Return prepared by
- SABEL & OPLINGER CPA PC
Mission
THE TUPPER BOAT HOUSE HAS BEEN RAISED AND SECURED AND THE FUNDRAISING PLAN IS IN PLACE FOR RAISING MONEY TO CONTINUE THE PROJECT.
Program accomplishments
- educational and recreational programs that increase the awareness and the relevance of historical and contemporary marine activities.Expenses $12,044
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 81-5241358
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2017
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A80)
- Assets (IRS master file)
- $621,033
- Income (IRS master file)
- $324,372
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $247,515 | $58,662 | $621,033 | XML |
| 990-EZ | December 2024 | $81,336 | $50,321 | $432,180 | XML |
| 990 | December 2023 | $424,551 | $34,632 | $401,165 | XML |
| 990-N for 2022 Officer: CONNIE CLAMAN | December 31, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-N for 2019 Officer: SUSAN BIEGER | December 31, 2019 | ≤ $50,000 receipts | – | – | e-Postcard |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 81-5241358).
Questions about NORTH SEA MARITIME CENTER
- What is the EIN of NORTH SEA MARITIME CENTER?
- The employer identification number (EIN) of NORTH SEA MARITIME CENTER is 81-5241358.
- Is NORTH SEA MARITIME CENTER tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2017.
- Are donations to NORTH SEA MARITIME CENTER tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does NORTH SEA MARITIME CENTER file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of NORTH SEA MARITIME CENTER due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did NORTH SEA MARITIME CENTER last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of NORTH SEA MARITIME CENTER?
- The 990 for the year ended December 31, 2025 names CONNIE CLAMAN.
- Who are the officers and directors of NORTH SEA MARITIME CENTER?
- The 990 for the year ended December 31, 2025 lists 10 people; 0 received compensation from the organization.
- How much revenue does NORTH SEA MARITIME CENTER have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $247,515, expenses of $58,662 and total assets of $621,033 at year end.
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