Civic Intelligence

Prosthetika Foundation

990 • Fiscal year 2025 • EIN 34-2002891

Jan 01, 2025 to Dec 31, 2025

Organization ProfileWWW.PROSTHETIKA.ORG
4966 Charmian DrSanta Rosa, CA 95409

(707) 235-0905

Siviq Scores

Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.

Liabilities / Assets

50th percentile

0.01x

Higher debt load relative to assets than 50% of similar nonprofits.

2025 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2025

Liabilities / Revenue

76th percentile

0.15x

Higher debt load relative to revenue than 76% of similar nonprofits.

2025 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2025

Net Margin

16th percentile

-16%

Higher net margin than 16% of similar nonprofits.

2025 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2025

Top Officer Pay

58th percentile

$0

Higher top officer pay than 58% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

2025 filings • 501(c)3 • $500k-$1M nonprofits • Source year 2025

Asset Growth

50th percentile

4.0%

Faster asset growth than 50% of similar nonprofits.

2025 filings • 501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Revenue Growth

4th percentile

-56%

Faster revenue growth than 4% of similar nonprofits.

2025 filings • 501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets50th percentile

Assets

Up

$595,301

Up $22,824 (+4.0%) from 2024

Net Assets

Up

$587,249

Up $14,772 (+2.6%) from 2024

Liabilities

Up

$8,052

Up $8,052 from 2024

Revenue And Expenses
Liabilities / Revenue76th percentileNet Margin16th percentile

Revenue

Down

$53,644

Down $68,261 (-56%) from 2024

Expenses

Down

$62,233

Down $48,257 (-44%) from 2024

Net Income

Down

-$8,589

Down $20,004 (-175%) from 2024

Historical Trend

Balance Sheet Trend

Asset Growth50th percentile

The highlighted filing sits inside the broader history for assets, liabilities, and net assets.

$600K$400K$200K$0Assets 2011: $88,792Net Assets 2011: $88,7922011Assets 2012: $89,888Net Assets 2012: $89,8882012Assets 2013: $107,427Net Assets 2013: $107,4272013Assets 2014: $153,217Liabilities 2014: $247Net Assets 2014: $152,9702014Assets 2015: $184,934Net Assets 2015: $184,9342015Assets 2016: $199,308Net Assets 2016: $199,3082016Assets 2017: $211,222Net Assets 2017: $211,2222017Assets 2018: $250,513Liabilities 2018: $836Net Assets 2018: $249,6772018Assets 2019: $283,533Net Assets 2019: $283,5332019Assets 2020: $346,996Net Assets 2020: $346,9962020Assets 2021: $431,201Net Assets 2021: $431,2012021Assets 2022: $406,770Net Assets 2022: $406,7702022Assets 2023: $515,686Liabilities 2023: $2,356Net Assets 2023: $513,3302023Assets 2024: $572,477Liabilities 2024: $0Net Assets 2024: $572,4772024Assets 2025: $595,301Liabilities 2025: $8,052Net Assets 2025: $587,2492025

Highlighted filing

2025

Assets$595,301
Liabilities$8,052
Net Assets$587,249
Open 2025 Filing

Operations Trend

Revenue Growth4th percentile

Revenue, expenses, and net income across loaded years, with this filing highlighted.

$150K$100K$50K$0-$50KRevenue 2011: $33,600Expenses 2011: $38,240Net Income 2011: -$4,6402011Revenue 2012: $19,954Expenses 2012: $18,858Net Income 2012: $1,0962012Revenue 2013: $41,131Expenses 2013: $31,853Net Income 2013: $9,2782013Revenue 2014: $80,737Expenses 2014: $35,194Net Income 2014: $45,5432014Revenue 2015: $62,693Expenses 2015: $30,729Net Income 2015: $31,9642015Revenue 2016: $44,786Expenses 2016: $30,412Net Income 2016: $14,3742016Revenue 2017: $31,559Expenses 2017: $19,645Net Income 2017: $11,9142017Revenue 2018: $73,092Expenses 2018: $34,637Net Income 2018: $38,4552018Revenue 2019: $61,915Expenses 2019: $28,059Net Income 2019: $33,8562019Revenue 2020: $1,124Expenses 2020: $14,602Net Income 2020: -$13,4782020Revenue 2021: $62,572Expenses 2021: $20,319Net Income 2021: $42,2532021Revenue 2022: $55,547Expenses 2022: $31,325Net Income 2022: $24,2222022Revenue 2023: $104,369Expenses 2023: $37,168Net Income 2023: $67,2012023Revenue 2024: $121,905Expenses 2024: $110,490Net Income 2024: $11,4152024Revenue 2025: $53,644Expenses 2025: $62,233Net Income 2025: -$8,5892025

Highlighted filing

2025

Revenue$53,644
Expenses$62,233
Net Income-$8,589
Open 2025 Filing
Jump To
Filing Snapshot
Filing Period
Jan 1, 2025 to Dec 31, 2025
Signed
Feb 11, 2026
Return Version
2025v4.1
Gross Receipts
$53,644
Mission and Program Overview

Mission

Helping improve the lives of physically disabled people who require artificial limbs and orthopedic braces.

Balance Sheet Detail
LineBeginningEndChange
Assets
Investments in Publicly Traded Securities$518,087$556,996▲ $38,909
Cash and Non-Interest-Bearing Accounts$52,057$37,700▼ $14,357
Intangible Assets$693$605▼ $88
Total Assets$572,477$595,301▲ $22,824
Other Assets Total$1,640--
Liabilities
Other Liabilities-$8,052-
Total Liabilities$0$8,052▲ $8,052
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$572,477$587,249▲ $14,772
Total Net Assets Fund Balance$572,477$587,249▲ $14,772
Total Liabilities and Net Assets / Fund Balance$572,477$595,301▲ $22,824

Asset Categories

AssetBook ValueDepreciationBasis
Equipment-$1,222$1,222
Compensation and Service Providers
Top Officer Pay58th percentile

Board Members and Trustees

NameTitle
Jonathan BatzdorffPresident
Jolene SearleSecretary
Chad SountruTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$38,096
Program Service Revenue
$0
Investment Income
$15,548
Other Revenue
$0
All Other Contributions
$38,096
Change in Net Assets
$-8,589
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$62,233
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Travel$22,524--$22,524
Fees for Services Accounting-$11,095-$11,095
Office Expenses$2,406--$2,406
Other Expenses$25,098$144-$144
Depreciation Depletion$88--$88
Total Functional Expenses$50,116$12,117$0$62,233
International Activity

International Summary

Spending
$10,644

International Compliance

Foreign grant records maintained
Yes
Activity in boycott countries
No
Foreign corporation ownership
No
Foreign partnership interest
No
Interest in foreign trust
No
Passive foreign investment company interest
No
Transfers to foreign corporations
No

International Activities

RegionActivityServicesOfficesEmployeesSpending
South AmericaProgram servicesProsthetic Services--$10,644
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
Credit Card Payable$8,052
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
No
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
No
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990 governing body review Part VI line 11

“All officers are able to review form 990 prior to filing.”

Governing documents etc available to public Part VI line 19

“Additional organizational documents available online.”

Filing and Contact Details

Filer

Filer Name
Prosthetika Foundation
EIN
34-2002891
In Care Of
% JONATHAN BATZDORFF
Phone
7072350905
Address
4966 CHARMIAN DR, Santa Rosa, CA 95409

Signing Officer

Name
Jonathan Batzdorff
Title
President
Phone
7072350905
Signed
2026-02-11
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Jonathan Batzdorff
Formed
2005
Legal Domicile
CA
Voting Board Members
3
Independent Board Members
3
Employees
0

Preparer

Firm
Ganley Tax and Accounting Inc
Address
PO BOX 206, Bethel Park, PA 15102
Preparer
Steven Ganley
Phone
4124892170
Raw XML Appendix337 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990/TotalGrossUBIAmt00
IRS990/TotalLiabilitiesEOYAmt08052
IRS990/TotalLiabilitiesGrp/BOYAmt00
IRS990/TotalLiabilitiesGrp/EOYAmt08052
IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt0572477
IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt0587249
IRS990/TotalOtherCompensationAmt00
IRS990/TotalProgramServiceExpensesAmt050116
IRS990/TotalReportableCompFromOrgAmt00
IRS990/TotalRevenueGrp/ExclusionAmt015548
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt00
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt053644
IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt00
IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt0572477
IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt0595301
IRS990/TotReportableCompRltdOrgAmt00
IRS990/TravelGrp/ProgramServicesAmt022524
IRS990/TravelGrp/TotalAmt022524
IRS990/TrnsfrExmptNonChrtblRltdOrgInd0false
IRS990/TypeOfOrganizationCorpInd0X
IRS990/UnrelatedBusIncmOverLimitInd0false
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt04966 CHARMIAN DR
IRS990/USAddress/CityNm0Santa Rosa
IRS990/USAddress/StateAbbreviationCd0CA
IRS990/USAddress/ZIPCd095409
IRS990/VotingMembersGoverningBodyCnt03
IRS990/VotingMembersIndependentCnt03
IRS990/WebsiteAddressTxt0WWW.PROSTHETIKA.ORG
IRS990/WhistleblowerPolicyInd0false
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0JONATHAN BATZDORFF
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0PRESIDENT
ReturnHeader/BusinessOfficerGrp/PhoneNum07072350905
ReturnHeader/BusinessOfficerGrp/SignatureDt02026-02-11
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0PROSTHETIKA FOUNDATION
ReturnHeader/Filer/BusinessNameControlTxt0PROS
ReturnHeader/Filer/EIN0342002891
ReturnHeader/Filer/InCareOfNm0% JONATHAN BATZDORFF
ReturnHeader/Filer/PhoneNum07072350905
ReturnHeader/Filer/USAddress/AddressLine1Txt04966 CHARMIAN DR
ReturnHeader/Filer/USAddress/CityNm0Santa Rosa
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CA
ReturnHeader/Filer/USAddress/ZIPCd095409
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0823021371
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Ganley Tax and Accounting Inc
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt0PO BOX 206
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0Bethel Park
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0PA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd015102
ReturnHeader/PreparerPersonGrp/PhoneNum04124892170
ReturnHeader/PreparerPersonGrp/PreparationDt02026-04-10
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0STEVEN GANLEY
ReturnHeader/ReturnTs02026-04-10T21:13:31-06:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02025-01-01
ReturnHeader/TaxPeriodEndDt02025-12-31
ReturnHeader/TaxYr02025

Document Assets

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Filings

Displayed year

2025 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$595,301
Liabilities
$8,052
Net assets
$587,249
Revenue
$53,644
Expenses
$62,233
Net income
-$8,589
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$5.95$0.08$5.87$0.54$0.62$0.09
2024Detailed filing. Detailed filing data is available for this year.$5.72$0.00$5.72$1.22$1.10$0.11
2023Detailed filing. Detailed filing data is available for this year.$5.16$0.02$5.13$1.04$0.37$0.67
2022Detailed filing. Detailed filing data is available for this year.$4.07$4.07$0.56$0.31$0.24
2021Detailed filing. Detailed filing data is available for this year.$4.31$4.31$0.63$0.20$0.42
2020Detailed filing. Detailed filing data is available for this year.$3.47$3.47$0.01$0.15$0.13
2019Detailed filing. Detailed filing data is available for this year.$2.84$2.84$0.62$0.28$0.34
2018Detailed filing. Detailed filing data is available for this year.$2.51$0.01$2.50$0.73$0.35$0.38
2017Detailed filing. Detailed filing data is available for this year.$2.11$2.11$0.32$0.20$0.12
2016Detailed filing. Detailed filing data is available for this year.$1.99$1.99$0.45$0.30$0.14
2015Detailed filing. Detailed filing data is available for this year.$1.85$1.85$0.63$0.31$0.32
2014Detailed filing. Detailed filing data is available for this year.$1.53$0.00$1.53$0.81$0.35$0.46
2013Detailed filing. Detailed filing data is available for this year.$1.07$1.07$0.41$0.32$0.09
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.90$0.90$0.20$0.19$0.01
2011Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.89$0.89$0.34$0.38$0.05