Nonprofit · EIN 34-2002891
PROSTHETIKA FOUNDATION
Tax-exempt · SANTA ROSA, CA 95409
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $53,644 | $62,233 | -$8,589 | $595,301 | $8,052 | $587,249 |
| December 31, 2024 | 990 | $121,905 | $110,490 | $11,415 | $572,477 | $0 | $572,477 |
| December 31, 2023 | 990 | $104,369 | $37,168 | $67,201 | $515,686 | $2,356 | $513,330 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $38,096
- Program service revenue
- $0
- Investment income
- $15,548
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $11,095
- Travel
- $22,524
- Depreciation
- $88
- Program services (functional)
- $50,116
- Management and general (functional)
- $12,117
Balance sheet and other
- Total assets, start of year
- $572,477
- Total assets, end of year
- $595,301
- Total liabilities, end of year
- $8,052
- Net assets, end of year
- $587,249
- Publicly traded securities
- $556,996
- Net assets without donor restrictions
- $587,249
- Gross receipts
- $53,644
- Employees
- 0
- Year formed
- 2005
- 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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JONATHAN BATZDORFF | PRESIDENT Officer | 12 | $0 |
| CHAD SOUNTRU | TREASURER Officer | 3 | $0 |
| JOLENE SEARLE | SECRETARY Officer | 2 | $0 |
990 for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CHAD SOUNTRU | TREASURER Officer | 3 | $0 |
| JOLENE SEARLE | SECRETARY Officer | 2 | $0 |
| JONATHAN BATZDORFF | PRESIDENT Officer | 12 | $0 |
990 for the year ended December 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CHAD SOUNTRU | TREASURER Officer | 3 | $0 |
| JOLENE SEARLE | SECRETARY Officer | 2 | $0 |
| JONATHAN BATZDORFF | PRESIDENT Officer | 12 | $0 |
Address and contacts
- Address (IRS master file)
- 4966 CHARMIAN DR, SANTA ROSA, CA 95409-3516
- In care of
- % JONATHAN BATZDORFF
- Principal officer (990 for 2025)
- JONATHAN BATZDORFF, 4966 CHARMIAN DR, Santa Rosa, CA 95409
- Signed the 990
- JONATHAN BATZDORFF, PRESIDENT
- Phone
- (707) 235-0905
- Website
- WWW.PROSTHETIKA.ORG
- Return prepared by
- Ganley Tax and Accounting Inc
California records
California keeps its own records of charities and corporations. Search them by EIN 34-2002891 or by the name PROSTHETIKA FOUNDATION.
- 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
HELPING IMPROVE THE LIVES OF PHYSICALLY DISABLED PEOPLE WHO REQUIRE ARTIFICIAL LIMBS AND ORTHOPEDIC BRACES.
Program accomplishments
- PROVIDE PROSTHETIC ASSISTANCE, CONDUCT TRAINING WORKSHOPS FOR PROSTHETICS, AND FIT ARTIFICIAL LIMBS. HISTORICALLY THESE SERVICES HAVE BEEN PROVIDED IN BOLIVIA, CUBA, ECUADOR, GUATEMALA, HAITI, MONCLOVA, TANZANIA, AND UKRAINE WITH MAJOR PROJECTS IN GUYANA AND COLOMBIA. FOR 2025, THESE SERVICES TOOK PLACE IN UKRAINE, GUYANA, AND QUERETARO.Expenses $50,116
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
- 34-2002891
- 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
- 2005
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Health care (E50)
- Assets (IRS master file)
- $595,301
- Income (IRS master file)
- $53,644
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $53,644 | $62,233 | $595,301 | XML |
| 990 | December 2024 | $121,905 | $110,490 | $572,477 | IRS |
| 990 | December 2023 | $104,369 | $37,168 | $515,686 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-EZ | December 2019 | – | – | – | IRS |
| 990-EZ | 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 34-2002891).
Questions about PROSTHETIKA FOUNDATION
- What is the EIN of PROSTHETIKA FOUNDATION?
- The employer identification number (EIN) of PROSTHETIKA FOUNDATION is 34-2002891.
- Is PROSTHETIKA FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2005.
- Are donations to PROSTHETIKA FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does PROSTHETIKA 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 PROSTHETIKA 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 PROSTHETIKA 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 PROSTHETIKA FOUNDATION?
- The 990 for the year ended December 31, 2025 names JONATHAN BATZDORFF.
- Who are the officers and directors of PROSTHETIKA FOUNDATION?
- The 990 for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does PROSTHETIKA FOUNDATION have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $53,644, expenses of $62,233 and total assets of $595,301 at year end.
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- TRUENORTH HEALTH FOUNDATION EIN 45-3783047 · last filed 990-PF for 2025
- COMMON GROUND SOCIETY EIN 85-0983422 · last filed 990 for 2025
- BELOS CAVALOS INC EIN 47-3009464 · last filed 990 for 2025
- SUTTER MEDICAL CENTER EIN 94-6187756 · last filed 990-EZ for 2025
- PRENATAL INTERNATIONAL EIN 88-3060813 · last filed 990-N for 2025