Nonprofit · EIN 34-1542321
CORNING INSTITUTE FOR EDUCATION AND RESEARCH
Tax-exempt · HEALDSBURG, CA 95448
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $243,667 | $244,450 | -$783 | $3,486,165 | $0 | $3,486,165 |
| December 31, 2024 | 990 | $418,304 | $223,361 | $194,943 | $3,486,948 | $0 | $3,486,948 |
| December 31, 2023 | 990 | $185,879 | $232,967 | -$47,088 | $3,293,381 | $0 | $3,293,381 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $0
- Investment income
- $243,667
- Net gain from sales of assets
- $104,181
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $213,070
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Program services (functional)
- $213,070
- Management and general (functional)
- $31,380
Balance sheet and other
- Total assets, start of year
- $3,486,948
- Total assets, end of year
- $3,486,165
- Total liabilities, end of year
- $0
- Net assets, end of year
- $3,486,165
- Gross receipts
- $617,954
- Employees
- 0
- Volunteers
- 0
- Year formed
- 1986
- State of legal domicile
- OH
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 |
|---|---|---|---|
| SAMUEL D LONG | PRESIDENT / CEO Trustee or director | 0 | $0 |
| PETER HELLMAN | VICE PRESIDENT / TRUSTEE Trustee or director | 0 | $0 |
| JILL KOSKI | EXECUTIVE DIRECTOR Trustee or director | 0 | $0 |
990 for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SAMUEL D LONG | PRESIDENT / CEO Trustee or director | 0 | $0 |
| PETER HELLMAN | VICE PRESIDENT / TRUSTEE Trustee or director | 0 | $0 |
| JILL KOSKI | EXECUTIVE DIRECTOR Trustee or director | 0 | $0 |
990 for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SAMUEL D LONG | PRESIDENT / CEO Trustee or director | 0 | $0 |
| PETER HELLMAN | VICE PRESIDENT / TRUSTEE Trustee or director | 0 | $0 |
| JILL KOSKI | EXECUTIVE DIRECTOR Trustee or director | 0 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 2224, HEALDSBURG, CA 95448-0136
- Principal officer (990 for 2025)
- SAMUEL D LONG, 340 MONTFORD AVE, MILL VALLEY, CA 94941
- Signed the 990
- SAMUEL D LONG, PRESIDENT / TRUSTEE
- Phone
- (415) 945-7050
- Return prepared by
- REALIZE CPA LLP
California records
California keeps its own records of charities and corporations. Search them by EIN 34-1542321 or by the name CORNING INSTITUTE FOR EDUCATION AND RESEARCH.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
TO SUPPORT THE HOLDEN FORESTS AND GARDENS IN AREAS OF BOTANICAL EDUCATION AND RESEARCH.
Program accomplishments
- CONTRIBUTIONS TO THE HOLDEN FORESTS AND GARDENS FOR USE IN THE AREAS OF BOTANICAL EDUCATION AND RESEARCH.Expenses $213,070 · grants $213,070
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 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 34-1542321
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Supporting organization (509(a)(3))
- Donations deductible (Pub 78)
- Supporting organization of unknown type
- Exempt since
- 1987
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $3,486,165
- Income (IRS master file)
- $617,954
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $243,667 | $244,450 | $3,486,165 | IRS |
| 990 | December 2024 | $418,304 | $223,361 | $3,486,948 | IRS |
| 990 | December 2023 | $185,879 | $232,967 | $3,293,381 | XML |
| 990 | December 2022 | $16,134 | $241,274 | $3,350,988 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | 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 34-1542321).
Questions about CORNING INSTITUTE FOR EDUCATION AND RESEARCH
- What is the EIN of CORNING INSTITUTE FOR EDUCATION AND RESEARCH?
- The employer identification number (EIN) of CORNING INSTITUTE FOR EDUCATION AND RESEARCH is 34-1542321.
- Is CORNING INSTITUTE FOR EDUCATION AND RESEARCH tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1987.
- Are donations to CORNING INSTITUTE FOR EDUCATION AND RESEARCH tax-deductible?
- Yes. It is listed in IRS Publication 78 (Supporting organization of unknown type).
- Which annual return does CORNING INSTITUTE FOR EDUCATION AND RESEARCH 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 CORNING INSTITUTE FOR EDUCATION AND RESEARCH 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 CORNING INSTITUTE FOR EDUCATION AND RESEARCH 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 CORNING INSTITUTE FOR EDUCATION AND RESEARCH?
- The 990 for the year ended December 31, 2025 names SAMUEL D LONG.
- Who are the officers and directors of CORNING INSTITUTE FOR EDUCATION AND RESEARCH?
- The 990 for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does CORNING INSTITUTE FOR EDUCATION AND RESEARCH have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $243,667, expenses of $244,450 and total assets of $3,486,165 at year end.
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