Nonprofit · EIN 83-2393408
AMATEUR ATHLETIC UNION OF THE UNITED STATES INC
Also known as 43 OAK FOUNDATION
Tax-exempt · PHILADELPHIA, PA 19126
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| August 31, 2025 | 990 | $302,606 | $291,522 | $11,084 | $128,291 | $0 | $128,291 |
| August 31, 2024 | 990 | $371,055 | $306,157 | $64,898 | $117,207 | $0 | $117,207 |
| August 31, 2023 | 990 | $283,353 | $314,296 | -$30,943 | $52,309 | $0 | $52,309 |
Financial details: 990 for the year ended August 31, 2025
Revenue
- Contributions, gifts and grants
- $302,478
- Program service revenue
- $0
- Investment income
- $0
- Net income from sales of inventory
- $128
- Other revenue
- $128
Expenses
- Grants and similar amounts paid
- $188,567
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $28,375
- Travel
- $11,944
- Program services (functional)
- $234,814
- Management and general (functional)
- $56,708
Balance sheet and other
- Total assets, start of year
- $117,207
- Total assets, end of year
- $128,291
- Total liabilities, end of year
- $0
- Net assets, end of year
- $128,291
- Net assets without donor restrictions
- $46,995
- Net assets with donor restrictions
- $81,296
- Gross unrelated business income
- $128
- Gross receipts
- $393,776
- Employees
- 0
- Volunteers
- 6
- Year formed
- 2018
- State of legal domicile
- PA
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 August 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SEAN GREVY JR | FOUNDER/CHAIR OF BOARDS Trustee or director, Officer | 15 | $0 |
| HINGA VONJO | VICE CHAIR Trustee or director, Officer | 1 | $0 |
| KALYNDA MARTIN | TREASURER Trustee or director, Officer | 1 | $0 |
| KATHERINE KIPPEN | SECRETARY Trustee or director, Officer | 1 | $0 |
| SKY SILVERSTEIN | EXECUTIVE DIRECTOR Officer | 2 | $0 |
990 for the year ended August 31, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SEAN GREVY JR | FOUNDER/CHAIR OF BOARDS Trustee or director, Officer | 3 | $0 |
| HINGA VONJO | VICE CHAIR Trustee or director, Officer | 1 | $0 |
| KALYNDA MARTIN | TREASURER Trustee or director, Officer | 1 | $0 |
| KATHERINE KIPPEN | SECRETARY Trustee or director, Officer | 1 | $0 |
| SKY SILVERSTEIN | EXECUTIVE DIRECTOR Officer | 10 | $0 |
990 for the year ended August 31, 2023: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SEAN GREVY JR | FOUNDER/CHAIR OF BOARDS Trustee or director, Officer | 15 | $0 |
| HINGA VONJO | VICE CHAIR Trustee or director, Officer | 1 | $0 |
| KALYNDA MARTIN | TREASURER Trustee or director, Officer | 1 | $0 |
| KATHERINE KIPPEN | SECRETARY (BEGINNING FEB 2023) Trustee or director, Officer | 1 | $0 |
| JOYCE MARKS | SECRETARY (SEPT 22 - FEB 23) Trustee or director, Officer | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 832 W 65TH AVENUE FLOOR 1, PHILADELPHIA, PA 19126-3734
- In care of
- % SEAN G GREVY
- Mailing address (990-N for 2019)
- 832 W 65TH AVENUE FLOOR 1, PHILADELPHIA PA 19126
- Principal officer (990 for 2024)
- SEAN GREVY JR, 12 JACOB DRIVE, YARDLEY, PA 19067
- Principal officer (990-N for 2019)
- SEAN GREVY JR, 12 JACOB DRIVE, YARDLEY PA 19067
- Signed the 990
- SEAN GREVY JR, PRESIDENT
- Phone
- (212) 457-6216
- Website
- 43OAKFOUNDATION.ORG
- Return prepared by
- KLATZKIN & COMPANY LLP
Mission
To offer amateur sports programs through a volunteer base for all people to have the physical, mental, and moral development of amateur athletes and to promote good sportsmanship and good citizenship.
Program accomplishments
- The 43 Oak Foundation supported 37 players with hockey equipment needed for safe play, 63 players with team jerseys, 98 players league fee assistance (including training camps & tournament opportunities), 6 players with travel to training camps, clinics & tournaments, 98 players & parents attended Mentorship educational sessions covering the topics of Financial Fundamentals & Time Management: School + Sports + Life. Both sessions were in collaboration with the New York Islanders, UBS Wealth Management and the 43 Oak Foundation. 88 players participated in training clinics hosted by 43 Oak Foundation, UBS & NYI.Expenses $234,814 · grants $188,567
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 August, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | August 31, 2026 | January 15, 2027 | Not due yet |
| 2024 | August 31, 2025 | January 15, 2026 | 990 on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990 on file |
IRS record
- EIN
- 83-2393408
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Exempt since
- 2005
- Accounting year ends
- August
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Recreation and sports (N60)
- Group exemption
- 1155: AMATEUR ATHLETIC UNION OF THE US INC
- Assets (IRS master file)
- $128,291
- Income (IRS master file)
- $393,776
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | August 2025 | $302,606 | $291,522 | $128,291 | XML |
| 990 | August 2024 | $371,055 | $306,157 | $117,207 | XML |
| 990 | August 2023 | $283,353 | $314,296 | $52,309 | XML |
| 990-EZ | August 2022 | – | – | – | IRS |
| 990-EZ | August 2021 | – | – | – | IRS |
| 990-N for 2019 Officer: SEAN GREVY JR | August 31, 2020 | ≤ $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 83-2393408).
Questions about AMATEUR ATHLETIC UNION OF THE UNITED STATES INC
- What is the EIN of AMATEUR ATHLETIC UNION OF THE UNITED STATES INC?
- The employer identification number (EIN) of AMATEUR ATHLETIC UNION OF THE UNITED STATES INC is 83-2393408.
- Is AMATEUR ATHLETIC UNION OF THE UNITED STATES INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2005.
- Which annual return does AMATEUR ATHLETIC UNION OF THE UNITED STATES INC 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 AMATEUR ATHLETIC UNION OF THE UNITED STATES INC due?
- The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did AMATEUR ATHLETIC UNION OF THE UNITED STATES INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended August 2025.
- Who is the principal officer of AMATEUR ATHLETIC UNION OF THE UNITED STATES INC?
- The 990 for the year ended August 31, 2025 names SEAN GREVY JR.
- Who are the officers and directors of AMATEUR ATHLETIC UNION OF THE UNITED STATES INC?
- The 990 for the year ended August 31, 2025 lists 5 people; 0 received compensation from the organization.
- How much revenue does AMATEUR ATHLETIC UNION OF THE UNITED STATES INC have?
- On its 990 for the year ended August 31, 2025 it reported revenue of $302,606, expenses of $291,522 and total assets of $128,291 at year end.
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