Nonprofit · EIN 58-2070633
SPACETIME INSTITUTE
Tax-exempt · DUNWOODY, GA 30338
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $0 | $0 | $0 | $0 | $0 | $0 |
| December 31, 2024 | 990-EZ | $0 | $0 | $0 | $0 | $0 | $0 |
| December 31, 2023 | 990-EZ | $0 | $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
- $0
- 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 |
|---|---|---|---|
| Thomas Yost | President | 2 | $0 |
| Richard Lee | Vice President | 1 | $0 |
990-EZ for the year ended December 31, 2024: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Thomas Yost | President | 2 | $0 |
| Richard Lee | Vice President | 1 | $0 |
990-EZ for the year ended December 31, 2023: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Thomas Yost | President | 2 | $0 |
| Richard Lee | Vice President | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 2471 BROOKHURST DR, DUNWOODY, GA 30338-6633
- In care of
- % JEFF HOLLIS PC
- Signed the 990-EZ
- Thomas Yost, President
- Phone
- (410) 971-7106
Mission
Development of Theories in Science, Math & Education
Program accomplishments
- Continuation of exploratory plans for a website that increases awareness and accessibility of knowledge regarding math, science, philosophy, social thought & education through multimedia digital technologies. This will encourage thought and promote educational skills through the Internet and local communities.
- Promote and facilitate research in theoretical works advancing knowledge. Preparation for the relaunch of the Spacetime Institute's "Journal of Theoretical Works", which has historically reached over 400 research centers and colleges.
- Organize new multidisciplinary discussion groups; historically 2-6 participants at a time with varying levels of Education. Continue negotiations to participate in a technology center for research in the colonization of our Solar System (starting with the Moon & Mars); provide tours for students emphasizing science and exploration in the future.
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-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 58-2070633
- 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
- 1997
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Science and technology (U30Z)
- Assets (IRS master file)
- $1
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $0 | $0 | $0 | IRS |
| 990-EZ | December 2024 | $0 | $0 | $0 | XML |
| 990-EZ | December 2023 | $0 | $0 | $0 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | 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 58-2070633).
Questions about SPACETIME INSTITUTE
- What is the EIN of SPACETIME INSTITUTE?
- The employer identification number (EIN) of SPACETIME INSTITUTE is 58-2070633.
- Is SPACETIME INSTITUTE tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1997.
- Are donations to SPACETIME INSTITUTE tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does SPACETIME INSTITUTE file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of SPACETIME INSTITUTE 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 SPACETIME INSTITUTE last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who are the officers and directors of SPACETIME INSTITUTE?
- The 990-EZ for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
- How much revenue does SPACETIME INSTITUTE 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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