Nonprofit · EIN 85-0283465
CASWELL SILVER FOUNDATION
Tax-exempt · ALBUQUERQUE, NM 87131
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $255,772 | $120,032 | $135,740 | $3,648,471 | $0 | $3,648,471 |
| December 31, 2024 | 990 | $389,830 | $127,417 | $262,413 | $3,283,840 | $0 | $3,283,840 |
| December 31, 2023 | 990 | $199,096 | $109,853 | $89,243 | $2,910,493 | $0 | $2,910,493 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $0
- Investment income
- $255,622
- Net gain from sales of assets
- $198,535
- Other revenue
- $150
Expenses
- Grants and similar amounts paid
- $88,354
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $11,364
- Program services (functional)
- $88,354
- Management and general (functional)
- $31,678
Balance sheet and other
- Total assets, start of year
- $3,283,840
- Total assets, end of year
- $3,648,471
- Total liabilities, end of year
- $0
- Net assets, end of year
- $3,648,471
- Publicly traded securities
- $3,113,320
- Gross receipts
- $495,269
- Employees
- 0
- Volunteers
- 5
- Year formed
- 1980
- State of legal domicile
- CO
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 | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| DR JOSEPH GALEWSKY | DIRECTOR Trustee or director | 1 | $0 | $191,734 | $65,813 |
| DR LINDSAY LOWE WORTHINGTON | DIRECTOR Trustee or director | 1 | $0 | $152,444 | $60,917 |
| PETER CASTIGLIA | DIRECTOR, PRESIDENT Trustee or director, Officer | 1 | $0 | $0 | $0 |
| ANNE TILLERY | DIRECTOR, VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 | $0 |
| SHALEENE CHAVARRIA | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
| DR JOHN SHOMAKER | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
| SUE SILVER HARIVANDI | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
990 for the year ended December 31, 2024: 8 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| DR PETER FAWCETT | SECRETARY (THROUGH 6/30/24) Trustee or director, Officer | 1 | $0 | $179,829 | $67,876 |
| DR JOSEPH GALEWSKY | DIRECTOR Trustee or director | 1 | $0 | $176,438 | $58,240 |
| DR LINDSAY WORTHINGTON | DIRECTOR Trustee or director | 1 | $0 | $128,023 | $52,092 |
| PETER CASTIGLIA | DIRECTOR, PRESIDENT Trustee or director, Officer | 1 | $0 | $0 | $0 |
| ANNE TILLERY | DIRECTOR, VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 | $0 |
| SHALEENE CHAVARRIA | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
| DR JOHN SHOMAKER | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
| SUE SILVER HARIVANDI | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
990 for the year ended December 31, 2023: 8 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| DR PETER FAWCETT | SECRETARY Trustee or director, Officer | 1 | $0 | $143,824 | $55,523 |
| DR LINDSAY WORTHINGTON | DIRECTOR Trustee or director | 1 | $0 | $129,016 | $50,328 |
| DR JOHN SHOMAKER | PRESIDENT (THRU 10/28/23), DIRECTOR Trustee or director, Officer | 1 | $0 | $0 | $0 |
| PATRICK GRATTON | VP/TREASURER (THRU 10/28/23) Trustee or director, Officer | 1 | $0 | $0 | $0 |
| SUE SILVER HARIVANDI | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
| PETER CASTIGLIA | DIRECTOR, PRESIDENT (BEG. 10/28/23) Trustee or director, Officer | 1 | $0 | $0 | $0 |
| ANNE TILLERY | DIRECTOR, VP (BEG. 10/28/23) Trustee or director, Officer | 1 | $0 | $0 | $0 |
| SHALEENE CHAVARRIA | DIRECTOR Trustee or director | 1 | $0 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- EARTH PLANETARY SCI DEP MSC 03-204, ALBUQUERQUE, NM 87131-0001
- In care of
- % SUNDANCE OIL COMPANY
- Principal officer (990 for 2025)
- PETER CASTIGLIA, C/O INTERA INC 2440 LOUISIANA BLV, ALBUQUERQUE, NM 87110
- Signed the 990
- PETER CASTIGLIA, PRESIDENT
- Phone
- (505) 277-4204
- Return prepared by
- BAKER TILLY ADVISORY GROUP LP
Mission
PROVIDE SCHOLARSHIPS, FELLOWSHIPS, AND OTHER MISCELLANEOUS SUPPORT TO THE UNIVERSITY OF NEW MEXICO DEPARTMENT OF EARTH AND PLANETARY SCIENCES.
Program accomplishments
- PROVIDE SCHOLARSHIPS, FELLOWSHIPS, AND OTHER MISCELLANEOUS SUPPORT TO THE UNIVERSITY OF NEW MEXICO DEPARTMENT OF EARTH AND PLANETARY SCIENCES.Expenses $88,354 · grants $88,354
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
- 85-0283465
- 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
- 1980
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $3,648,471
- Income (IRS master file)
- $495,269
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $255,772 | $120,032 | $3,648,471 | XML |
| 990 | December 2024 | $389,830 | $127,417 | $3,283,840 | IRS |
| 990 | December 2023 | $199,096 | $109,853 | $2,910,493 | XML |
| 990 | December 2022 | $100,782 | $112,824 | $2,567,368 | 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 85-0283465).
Questions about CASWELL SILVER FOUNDATION
- What is the EIN of CASWELL SILVER FOUNDATION?
- The employer identification number (EIN) of CASWELL SILVER FOUNDATION is 85-0283465.
- Is CASWELL SILVER FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1980.
- Are donations to CASWELL SILVER FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Supporting organization of unknown type).
- Which annual return does CASWELL SILVER FOUNDATION 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 CASWELL SILVER FOUNDATION 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 CASWELL SILVER FOUNDATION 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 CASWELL SILVER FOUNDATION?
- The 990 for the year ended December 31, 2025 names PETER CASTIGLIA.
- Who are the officers and directors of CASWELL SILVER FOUNDATION?
- The 990 for the year ended December 31, 2025 lists 7 people; 0 received compensation from the organization.
- How much revenue does CASWELL SILVER FOUNDATION have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $255,772, expenses of $120,032 and total assets of $3,648,471 at year end.
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