Nonprofit · EIN 94-6078791
SEISMOLOGICAL SOCIETY OF AMERICA
Tax-exempt · ALBANY, CA 94706
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| January 31, 2026 | 990 | $3,704,560 | $3,513,080 | $191,480 | $8,289,580 | $1,024,398 | $7,265,182 |
| January 31, 2025 | 990 | $3,543,771 | $3,443,340 | $100,431 | $7,356,593 | $1,038,446 | $6,318,147 |
| January 31, 2024 | 990 | $3,362,663 | $3,178,940 | $183,723 | $7,020,215 | $1,288,635 | $5,731,580 |
Financial details: 990 for the year ended January 31, 2026
Revenue
- Contributions, gifts and grants
- $393,100
- Membership dues
- $230,536
- Program service revenue
- $3,110,347
- Investment income
- $201,113
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $125,728
- Compensation of officers, directors and key employees
- $352,441
- Other salaries and wages
- $619,060
- Salaries, compensation and benefits (total)
- $1,115,815
- Professional fundraising fees
- $0
- Legal fees
- $47,104
- Accounting fees
- $100,310
- Occupancy
- $57,828
- Depreciation
- $3,747
- Program services (functional)
- $2,988,889
- Management and general (functional)
- $494,581
- Fundraising (functional)
- $29,610
Balance sheet and other
- Total assets, start of year
- $7,356,593
- Total assets, end of year
- $8,289,580
- Total liabilities, end of year
- $1,024,398
- Net assets, end of year
- $7,265,182
- Land, buildings and equipment
- $4,725
- Publicly traded securities
- $7,083,997
- Net assets without donor restrictions
- $6,380,886
- Net assets with donor restrictions
- $884,296
- Gross receipts
- $3,704,560
- Employees
- 7
- Volunteers
- 800
- Year formed
- 1906
- State of legal domicile
- CA
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 January 31, 2026, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| Nan Broadbent | Executive Dir. Officer | 40 | $321,966 | $30,475 |
| Andria Marcus | Meetings Director | 40 | $135,966 | $23,470 |
| Katie Duffy | Publication Dir. | 40 | $130,316 | $740 |
| Monica Lu | Membership officer | 40 | $101,608 | $17,436 |
| Susan Bilek | President Trustee or director, Officer | 4 | $0 | $0 |
| Heather DeShon | Past President Trustee or director, Officer | 2 | $0 | $0 |
| Jake Walter | Treasurer Trustee or director, Officer | 1 | $0 | $0 |
| Kris Pankow | Secretary Trustee or director, Officer | 1 | $0 | $0 |
| Zhigang Peng | President-elect Trustee or director, Officer | 1 | $0 | $0 |
| Annemarie Baltay | Board Member Trustee or director | 1 | $0 | $0 |
| Jackie Caplan-Auerbach | Board Member Trustee or director | 1 | $0 | $0 |
| Carl Tape | Board Member Trustee or director | 1 | $0 | $0 |
| Roby Douilly | Board Member Trustee or director | 1 | $0 | $0 |
| Ashly Cabas | Board Member Trustee or director | 1 | $0 | $0 |
| Victor Huerfano | Board Member Trustee or director | 1 | $0 | $0 |
5 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ivan Wong | Board Member Trustee or director | 1 | $0 |
| Andreas Fichtner | Board Member Trustee or director | 1 | $0 |
| Aaron Velasco | Board Member Trustee or director | 0.1 | $0 |
| Diego Melgar | Board Member Trustee or director | 0.25 | $0 |
| Ruth Harris | Past President Trustee or director, Officer | 0.25 | $0 |
990 for the year ended January 31, 2025: 18 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| Nan Broadbent | Executive Dir. Officer | 40 | $344,727 | $33,113 |
| Andria Marcu | Meetings Director | 40 | $132,748 | $15,558 |
| Heather DeShon | President Trustee or director, Officer | 1 | $0 | $0 |
| Ruth Harris | Past President Trustee or director, Officer | 1 | $0 | $0 |
| Susan Bilek | President-elect Trustee or director, Officer | 1 | $0 | $0 |
| Peggy Hellweg | Board Member Trustee or director | 1 | $0 | $0 |
| Annemarie Baltay | Board Member Trustee or director | 1 | $0 | $0 |
| Zhigang Peng | Board Member Trustee or director | 1 | $0 | $0 |
| Carl Tape | Board Member Trustee or director | 1 | $0 | $0 |
| Xyoli Perez-Campos | Board Member Trustee or director | 1 | $0 | $0 |
| Ashly Cabas | Board Member Trustee or director | 1 | $0 | $0 |
| Roby Douilly | Board Member Trustee or director | 1 | $0 | $0 |
| Victor Huerfano | Board Member Trustee or director | 1 | $0 | $0 |
| Aaron Velasco | Board Member Trustee or director | 1 | $0 | $0 |
| Diego Melgar | Board Member Trustee or director | 1 | $0 | $0 |
| Karen Fischer | Board Member Trustee or director | 1 | $0 | $0 |
| Jake Walter | Treasurer Officer | 2 | $0 | $0 |
| Kris Pankow | Secretary Officer | 2 | $0 | $0 |
990 for the year ended January 31, 2024: 17 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| Nan Broadbent | Executive Dir. Officer | 40 | $273,879 | $26,737 |
| Ruth Harris | President Trustee or director, Officer | 2 | $0 | $0 |
| Peggy Hellweg | Past President Trustee or director, Officer | 2 | $0 | $0 |
| Heather DeShon | President-elect Trustee or director, Officer | 2 | $0 | $0 |
| Annemarie Baltay | Board Member Trustee or director | 2 | $0 | $0 |
| Zhigang Peng | Board Member Trustee or director | 2 | $0 | $0 |
| Sue Bilek | Board Member Trustee or director | 2 | $0 | $0 |
| Carl Tape | Board Member Trustee or director | 2 | $0 | $0 |
| Xyoli Perez-Campos | Board Member Trustee or director | 2 | $0 | $0 |
| Ashly Cabas | Board Member Trustee or director | 2 | $0 | $0 |
| Roby Douilly | Board Member Trustee or director | 2 | $0 | $0 |
| Victor Huerfano | Board Member Trustee or director | 2 | $0 | $0 |
| Aaron Velasco | Board Member Trustee or director | 2 | $0 | $0 |
| Diego Melgar | Board Member Trustee or director | 2 | $0 | $0 |
| Karen Fischer | Board Member Trustee or director | 2 | $0 | $0 |
| Jake Walter | Treasurer Officer | 2 | $0 | $0 |
| Kris Pankow | Secretary Officer | 2 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 400 EVELYN AVE STE 201, ALBANY, CA 94706-1375
- Principal officer (990 for 2025)
- Nan Broadbent, 400 Evelyn Ave Ste 201, Albany, CA 947061375
- Signed the 990
- Nan Broadbent, Executive Director
- Phone
- (510) 525-5474
- Website
- www.seismosoc.org
- Return prepared by
- Iryna AC
California records
California keeps its own records of charities and corporations. Search them by EIN 94-6078791 or by the name SEISMOLOGICAL SOCIETY OF AMERICA.
- 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 Seismological Society of America (SSA) is an international scientific society devoted to the advancement of seismology and the understanding of earthquakes for the benefit of society
Program accomplishments
- SSA published three journals and organized two international meetings. The Society serves more than 2500 seismologists from around the world, providing workshops, training, mentoring, more than 40 travel grants and other such services, as well as producing the journals and conferences.Expenses $2,988,889 · grants $125,728 · revenue $3,110,347
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 January, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | January 31, 2026 | June 15, 2026 | 990 on file |
| 2024 | January 31, 2025 | June 16, 2025 | 990 on file |
| 2023 | January 31, 2024 | June 17, 2024 | 990 on file |
IRS record
- EIN
- 94-6078791
- 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
- 1964
- Accounting year ends
- January
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $8,289,580
- Income (IRS master file)
- $3,704,560
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | January 2026 | $3,704,560 | $3,513,080 | $8,289,580 | XML |
| 990 | January 2025 | $3,543,771 | $3,443,340 | $7,356,593 | XML |
| 990 | January 2024 | $3,362,663 | $3,178,940 | $7,020,215 | XML |
| 990 | January 2023 | $3,029,519 | $2,813,742 | $6,111,706 | IRS |
| 990 | January 2022 | – | – | – | IRS |
| 990 | January 2021 | – | – | – | IRS |
| 990 | January 2019 | – | – | – | 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 94-6078791).
Questions about SEISMOLOGICAL SOCIETY OF AMERICA
- What is the EIN of SEISMOLOGICAL SOCIETY OF AMERICA?
- The employer identification number (EIN) of SEISMOLOGICAL SOCIETY OF AMERICA is 94-6078791.
- Is SEISMOLOGICAL SOCIETY OF AMERICA tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1964.
- Are donations to SEISMOLOGICAL SOCIETY OF AMERICA tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does SEISMOLOGICAL SOCIETY OF AMERICA 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 SEISMOLOGICAL SOCIETY OF AMERICA due?
- The return for tax year 2026 (the year ending January 31, 2027) is due June 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did SEISMOLOGICAL SOCIETY OF AMERICA last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended January 2026.
- Who is the principal officer of SEISMOLOGICAL SOCIETY OF AMERICA?
- The 990 for the year ended January 31, 2026 names Nan Broadbent.
- Who are the officers and directors of SEISMOLOGICAL SOCIETY OF AMERICA?
- The 990 for the year ended January 31, 2026 lists 20 people; 4 received compensation from the organization, the highest $321,966 (Nan Broadbent, Executive Dir.).
- How much revenue does SEISMOLOGICAL SOCIETY OF AMERICA have?
- On its 990 for the year ended January 31, 2026 it reported revenue of $3,704,560, expenses of $3,513,080 and total assets of $8,289,580 at year end.
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