Charity Search / PROSTHETIKA FOUNDATION
Health Care (E50) 990 on File

PROSTHETIKA FOUNDATION

EIN: 34-2002891 · SANTA ROSA, CA 95409-3516 · United States · FY 2025 Data
3 out of 5 58 / 100 Based on 2+ years of filings
Financial strength (30%) 97/100
Reliability (20%) 55/100
Effectiveness (25%) 71/100
Impact (25%) No data yet
Financial data: FY 2025 · Scored 9/13/2026
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Financial Overview — FY 2025
$54K
Total Revenue
$62K
Total Expenses
$587K
Net Assets
0
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 80.5%
Fundraising Efficiency N/A
Operating Reserve 113.24x
Liability-to-Asset 1.4%
Revenue Diversification 71.0%
Compared with Peers
FY 2025
Compared with 1,794 similar organizations (United States, Health Care, under $100K in expenses), FY 2025.
This organization Middle half of peers (P25–P75) Peer median
Ratio This org Peer median Position (P10 → P90)
Program expense ratio
Program expenses / total expenses · higher is better
80.5% 81.7%
P10P90
Below median
Admin expense ratio
Management and general / total expenses · lower is better
19.5% 10.1%
P10P90
Below median
Fundraising expense ratio
Fundraising expenses / total expenses · lower is better
0.0% 0.0%
P10P90
Top quarter
Operating reserve
Months of expenses covered by net assets · higher is better
113.2 mo 25.0 mo
P10P90
Top quarter
Liabilities to assets
Total liabilities / total assets · lower is better
1.4% 0.0%
P10P90
Bottom quarter
Revenue concentration
Share of revenue from the largest source · lower is better
71.0% 99.7%
P10P90
Top quarter
Surplus margin
Surplus as a share of revenue
-16.0% 14.9%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2025 $54K $62K $587K 80.5% 0
2023 $104K $37K $513K 99.1% 0
2022 $56K $31K $407K 100.0% —
2021 $115K $20K N/A — 1
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Organization Details
EIN
34-2002891
State
CA
City
SANTA ROSA
ZIP
95409-3516
Classification
E50
Category
Health Care
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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