Nonprofit · EIN 46-4050431
BLUECOLOGY
Tax-exempt · GREENBRAE, CA 94904
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| September 30, 2025 | 990-EZ | $150 | $2,008 | -$1,858 | $29,737 | – | $29,737 |
| September 30, 2024 | 990-EZ | $164 | $2,152 | -$1,988 | $31,737 | – | $31,737 |
| September 30, 2023 | 990-EZ | $9,242 | $8,747 | $495 | $33,725 | – | $33,725 |
Financial details: 990-EZ for the year ended September 30, 2025
Revenue
- Contributions, gifts and grants
- $150
Expenses
- Compensation of officers, directors and key employees
- $0
- Professional fees and payments to contractors
- $1,100
- Printing, publications and postage
- $189
- Other expenses
- $719
Balance sheet and other
- Total assets, start of year
- $31,595
- Total assets, end of year
- $29,737
- Total liabilities, end of year
- –
- Net assets, end of year
- $29,737
- Cash, savings and investments
- $29,737
- Gross receipts
- $150
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 September 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BOYCE THORNE MILLER | ADVISOR | 0 | $0 |
| STANLEY MINASIAN | SECRETARY | 0 | $0 |
| BIRGIT WINNING | PRESIDENT | 0 | $0 |
| ALAN HEWITT | DIRECTOR | 0 | $0 |
990-EZ for the year ended September 30, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BOYCE THORNE MILLER | ADVISOR | 0 | $0 |
| CHARLES MILLER | DIRECTOR | 0 | $0 |
| STANLEY MINASIAN | SECRETARY | 0 | $0 |
| BIRGIT WINNING | PRESIDENT | 0 | $0 |
| ALAN HEWITT | DIRECTOR | 0 | $0 |
990-EZ for the year ended September 30, 2023: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BOYCE THORNE MILLER | ADVISOR | 0 | $0 |
| CHARLES MILLER | DIRECTOR | 0 | $0 |
| STANLEY MINASIAN | SECRETARY | 0 | $0 |
| BIRGIT WINNING | PRESIDENT | 0 | $0 |
| ALAN HEWITT | DIRECTOR | 0 | $0 |
Address and contacts
- Address (IRS master file)
- 336 BON AIR CENTER STE 155, GREENBRAE, CA 94904-3017
- In care of
- % BIRGIT WINNING
- Signed the 990-EZ
- BIRGIT WINNING, PRESIDENT
- Phone
- (415) 706-1268
- Website
- WWW.BLUECOLOGY.ORG
- Return prepared by
- MICHAEL K WHITE CPA & ASSOCIATES
California records
California keeps its own records of charities and corporations. Search them by EIN 46-4050431 or by the name BLUECOLOGY.
- 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
THE SPECIFIC PURPOSE OF THIS ORGANIZATION IS TO PRESERVE MARINE WILDLIFE AND ECOSYSTEMS THROUGH COMMUNITY-BASED PROGRAMS THAT FOSTER INFORMED CHOICES THAT WILL REDUCE THE HUMAN IMPACT ON THE MARINE ENVIRONMENT. WE ASSIST COMMUNITIES IN DEVELOPING PLANS AND PROGRAMS FOR OCEAN CONSERVATION.
Program accomplishments
- BLUECOLOGY OFFERS INSIGHTFUL AND PRACTICAL EDUCATIONAL RESOURCES THAT EXAMINE THE INTERCONNECTED HUMAN AND ECOLOGICAL FACTORS SHAPING COMPLEX OCEAN CONSERVATION ISSUES.
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 September, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | September 30, 2026 | February 16, 2027 | Not due yet |
| 2024 | September 30, 2025 | February 17, 2026 | 990-EZ on file |
| 2023 | September 30, 2024 | February 18, 2025 | 990-EZ on file |
IRS record
- EIN
- 46-4050431
- 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
- 2014
- Accounting year ends
- September
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Environment (C99)
- Assets (IRS master file)
- $29,737
- Income (IRS master file)
- $150
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | September 2025 | $150 | $2,008 | $29,737 | XML |
| 990-EZ | September 2024 | $164 | $2,152 | $31,737 | XML |
| 990-EZ | September 2023 | $9,242 | $8,747 | $33,725 | XML |
| 990-EZ | September 2022 | – | – | – | IRS |
| 990-EZ | September 2021 | – | – | – | IRS |
| 990-EZ | September 2020 | – | – | – | IRS |
| 990-EZ | September 2019 | – | – | – | IRS |
| 990-EZ | September 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 46-4050431).
Questions about BLUECOLOGY
- What is the EIN of BLUECOLOGY?
- The employer identification number (EIN) of BLUECOLOGY is 46-4050431.
- Is BLUECOLOGY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Are donations to BLUECOLOGY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does BLUECOLOGY file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of BLUECOLOGY due?
- The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did BLUECOLOGY last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended September 2025.
- Who are the officers and directors of BLUECOLOGY?
- The 990-EZ for the year ended September 30, 2025 lists 4 people; 0 received compensation from the organization.
- How much revenue does BLUECOLOGY have?
- On its 990-EZ for the year ended September 30, 2025 it reported revenue of $150, expenses of $2,008 and total assets of $29,737 at year end.
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