Nonprofit · EIN 83-4397138
QUANTUM INSTITUTE INC
Tax-exempt · GLOVERSVILLE, NY 12078
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $0 | $0 | $0 | $0 | – | $0 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $0
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
Balance sheet and other
- Total assets, start of year
- $0
- Total assets, end of year
- $0
- Total liabilities, end of year
- –
- Net assets, end of year
- $0
- Gross receipts
- $0
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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ruth E Kastner | Director | 10 | $0 |
Address and contacts
- Address (IRS master file)
- 72 HELWIG ST, GLOVERSVILLE, NY 12078-2220
- In care of
- % RUTH KASTNER
- Mailing address (990-N for 2025)
- 72 HELWIG ST, GLOVERSVILLE NY 120782220
- Principal officer (990-N for 2025)
- Ruth Kastner, 72 Helwig St, Gloversville NY 12078
- Signed the 990-EZ
- Ruth E Kastner, Director
- Phone
- (518) 571-9750
- Website
- theqinsitute.org
Mission
Research in physics and related fields.
Program accomplishments
- Publishable paper on research topic
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 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-N on file |
| 2024 | December 31, 2024 | May 15, 2025 | No data |
| 2023 | December 31, 2023 | May 15, 2024 | No data |
IRS record
- EIN
- 83-4397138
- 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
- 2021
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Science and technology (U20)
- Assets (IRS master file)
- $1
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2025 Officer: Ruth Kastner | December 31, 2025 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | December 2025 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.
Questions about QUANTUM INSTITUTE INC
- What is the EIN of QUANTUM INSTITUTE INC?
- The employer identification number (EIN) of QUANTUM INSTITUTE INC is 83-4397138.
- Is QUANTUM INSTITUTE INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2021.
- Are donations to QUANTUM INSTITUTE INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does QUANTUM INSTITUTE INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of QUANTUM INSTITUTE INC 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 QUANTUM INSTITUTE INC last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
- Who is the principal officer of QUANTUM INSTITUTE INC?
- The 990-N for 2025 names Ruth Kastner.
- Who are the officers and directors of QUANTUM INSTITUTE INC?
- The 990-EZ for the year ended December 31, 2025 lists 1 person; 0 received compensation from the organization.
- How much revenue does QUANTUM INSTITUTE INC have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $0, expenses of $0 and total assets of $0 at year end.
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