Nonprofit · EIN 11-3064746
LONG ISLAND MATHEMATICS CONFERENCE BOARD INC
Tax-exempt (reinstated) · OLD WESTBURY, NY 11568
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2026 | 990-EZ | $6,994 | $1,932 | $5,062 | $45,521 | – | $45,521 |
| June 30, 2025 | 990-EZ | $11,922 | $1,799 | $10,123 | $40,459 | – | $40,459 |
| June 30, 2024 | 990-EZ | $30,452 | $5,699 | $24,753 | $30,336 | – | $30,336 |
Financial details: 990-EZ for the year ended June 30, 2026
Revenue
- Net income from fundraising events
- $6,994
Expenses
- Grants and similar amounts paid
- $1,000
- Compensation of officers, directors and key employees
- $0
- Professional fees and payments to contractors
- $500
- Other expenses
- $432
- Program services (functional)
- $22,990
Balance sheet and other
- Total assets, start of year
- $40,459
- Total assets, end of year
- $45,521
- Total liabilities, end of year
- –
- Net assets, end of year
- $45,521
- Cash, savings and investments
- $45,521
- Gross receipts
- $29,984
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-EZ for the year ended June 30, 2026, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ronni David | President | 10 | $0 |
| Cathieann Rowland | Vice President, Conference Coordinator and Program Chair | 30 | $0 |
| Arthur Kalish | On Site Coordinator | 20 | $0 |
| Bruce Waldner | Vendor and Scholarship Chairperson | 8 | $0 |
| Lenny Marin | Treasurer | 10 | $0 |
990-EZ for the year ended June 30, 2025: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ronni David | President | 10 | $0 |
| Cathieann Rowland | Vice President, Conference Coordinator and Program Chair | 30 | $0 |
| Arthur Kalish | On Site Coordinator | 20 | $0 |
| Bruce Waldner | Vendor and Scholarship Chairperson | 8 | $0 |
| Mara Markinson | Treasurer | 10 | $0 |
990-EZ for the year ended June 30, 2024: 6 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ronni David | President | 10 | $0 |
| Cathieann Rowland | Vice President | 15 | $0 |
| Debra Grodenchik | Past Program Chair | 2 | $0 |
| Arthur Kalish | On Site Coordinator | 4 | $0 |
| Bruce Waldner | Vendor and Scholarship Chairperson | 4 | $0 |
| Mara Markinson | Treasurer | 2 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 210, OLD WESTBURY, NY 11568-0210
- Signed the 990-EZ
- Ronni David, President
- Phone
- (516) 578-8313
- Website
- www.limathconference.org
- Return prepared by
- A & J Serra Partnership
Mission
To provide schlorships to minority students studying mathematical sciences
Program accomplishments
- Scholarships awarded to minority students studying mathematical sciencesgrants $1,000
- Staff development for current and future mathematics teachers through an annual conference by providing highly qualified instructors.Expenses $22,990
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | 990-EZ on file |
| 2024 | June 30, 2025 | November 17, 2025 | 990-EZ on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 11-3064746
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2020
- Accounting year ends
- June
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Education (B03)
- Assets (IRS master file)
- $45,521
- Income (IRS master file)
- $29,984
Revocation and reinstatement
- Exemption revoked
- November 15, 2010
- Posted by the IRS
- December 19, 2020
- Reinstated
- Effective November 15, 2010
From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | June 2026 | $6,994 | $1,932 | $45,521 | XML |
| 990-EZ | June 2025 | $11,922 | $1,799 | $40,459 | XML |
| 990-EZ | June 2024 | $30,452 | $5,699 | $30,336 | XML |
| 990-EZ | June 2023 | – | – | – | IRS |
| 990-EZ | June 2022 | – | – | – | IRS |
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 11-3064746).
Questions about LONG ISLAND MATHEMATICS CONFERENCE BOARD INC
- What is the EIN of LONG ISLAND MATHEMATICS CONFERENCE BOARD INC?
- The employer identification number (EIN) of LONG ISLAND MATHEMATICS CONFERENCE BOARD INC is 11-3064746.
- Is LONG ISLAND MATHEMATICS CONFERENCE BOARD INC tax-exempt?
- Yes. The IRS revoked its exemption on November 15, 2010 and reinstated it effective November 15, 2010.
- Are donations to LONG ISLAND MATHEMATICS CONFERENCE BOARD INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does LONG ISLAND MATHEMATICS CONFERENCE BOARD INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of LONG ISLAND MATHEMATICS CONFERENCE BOARD INC due?
- The return for tax year 2026 (the year ending June 30, 2027) is due November 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did LONG ISLAND MATHEMATICS CONFERENCE BOARD INC last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended June 2026.
- Who are the officers and directors of LONG ISLAND MATHEMATICS CONFERENCE BOARD INC?
- The 990-EZ for the year ended June 30, 2026 lists 5 people; 0 received compensation from the organization.
- How much revenue does LONG ISLAND MATHEMATICS CONFERENCE BOARD INC have?
- On its 990-EZ for the year ended June 30, 2026 it reported revenue of $6,994, expenses of $1,932 and total assets of $45,521 at year end.
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