Nonprofit · EIN 94-2856009
MYCOLOGICAL SOCIETY OF SAN FRANCISCO
Tax-exempt (reinstated) · OAKLAND, CA 94619
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990-EZ | $74,750 | $81,188 | -$6,438 | $93,028 | $0 | $93,028 |
| June 30, 2024 | 990-EZ | $76,850 | $72,160 | $4,690 | $99,466 | $0 | $99,466 |
Financial details: 990-EZ for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $0
- Membership dues
- $14,488
- Program service revenue
- $59,794
- Investment income
- $0
- Net gain from sales of assets
- $468
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $450
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Occupancy
- $22,760
- Other expenses
- $57,978
- Program services (functional)
- $56,754
Balance sheet and other
- Total assets, start of year
- $99,466
- Total assets, end of year
- $93,028
- Total liabilities, end of year
- $0
- Net assets, end of year
- $93,028
- Cash, savings and investments
- $93,028
- Gross receipts
- $79,417
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, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Natalie WREN | Vice-President | 5 | $0 |
| Sarah RUHS | President | 5 | $0 |
| Colleen SUDEKUM | Secretary | 3 | $0 |
| Pascal PELOUS | Treasurer | 5 | $0 |
990-EZ for the year ended June 30, 2024: 4 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Natalie WREN | President | 5 | $0 |
| Sarah RUHS | Vice-President | 5 | $0 |
| Colleen SUDEKUM | Secretary | 3 | $0 |
| Pascal PELOUS | Treasurer | 5 | $0 |
Address and contacts
- Address (IRS master file)
- 3408 MADERA AVE, OAKLAND, CA 94619-3445
- Mailing address (990-N for 2022)
- 3408 Madera Ave, Oakland CA 94619
- Principal officer (990-N for 2022)
- Natalie Wren, 4023 Barrett Ave, Richmond CA 94805
- Signed the 990-EZ
- Pascal Pelous, Treasurer
- Website
- www.mssf.org
California records
California keeps its own records of charities and corporations. Search them by EIN 94-2856009 or by the name MYCOLOGICAL SOCIETY OF SAN FRANCISCO.
- 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
Public education on Mycology - annual education fairs, booths and events at museums Monthly public lectures Member education - special meetings, field trips, classes
Program accomplishments
- Public education - annual education fairs, booths and events at museums - monthly public lectures - monthly half-day walks are open to publicExpenses $23,469
- Member education - special meetings, field trips, classes - Several week-end long field trips (members only) plus at least one day trip per month - Monthly electronic newsletter published from September to May, websiteExpenses $33,285
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 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 | Not due yet |
| 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
- 94-2856009
- 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
- 2022
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U50)
- Assets (IRS master file)
- $93,028
- Income (IRS master file)
- $79,417
Revocation and reinstatement
- Exemption revoked
- November 15, 2015
- Posted by the IRS
- April 11, 2016
- Reinstated
- Effective November 15, 2015
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 2025 | $74,750 | $81,188 | $93,028 | XML |
| 990-EZ | June 2024 | $76,850 | $72,160 | $99,466 | XML |
| 990-N for 2022 Officer: Natalie Wren | June 30, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2021 Officer: WREN Natalie | June 30, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | June 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 94-2856009).
Questions about MYCOLOGICAL SOCIETY OF SAN FRANCISCO
- What is the EIN of MYCOLOGICAL SOCIETY OF SAN FRANCISCO?
- The employer identification number (EIN) of MYCOLOGICAL SOCIETY OF SAN FRANCISCO is 94-2856009.
- Is MYCOLOGICAL SOCIETY OF SAN FRANCISCO tax-exempt?
- Yes. The IRS revoked its exemption on November 15, 2015 and reinstated it effective November 15, 2015.
- Are donations to MYCOLOGICAL SOCIETY OF SAN FRANCISCO tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MYCOLOGICAL SOCIETY OF SAN FRANCISCO 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 MYCOLOGICAL SOCIETY OF SAN FRANCISCO due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did MYCOLOGICAL SOCIETY OF SAN FRANCISCO last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended June 2025.
- Who is the principal officer of MYCOLOGICAL SOCIETY OF SAN FRANCISCO?
- The 990-N for 2022 names Natalie Wren.
- Who are the officers and directors of MYCOLOGICAL SOCIETY OF SAN FRANCISCO?
- The 990-EZ for the year ended June 30, 2025 lists 4 people; 0 received compensation from the organization.
- How much revenue does MYCOLOGICAL SOCIETY OF SAN FRANCISCO have?
- On its 990-EZ for the year ended June 30, 2025 it reported revenue of $74,750, expenses of $81,188 and total assets of $93,028 at year end.
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