Charity Search / QUERCUS SYMBIOSIS FOUNDATION
Environment (C60) 990 on File

QUERCUS SYMBIOSIS FOUNDATION

EIN: 93-4869850 · POTTER VALLEY, CA 95469-0000 · United States · FY 2025 Data
3 out of 5 40 / 100 Based on 2+ years of filings
Financial strength (30%) 73/100
Reliability (20%) 40/100
Effectiveness (25%) 41/100
Impact (25%) No data yet
Financial data: FY 2025 · Scored 9/13/2026
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CharityAI™ Score
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Financial Overview — FY 2025
$138K
Total Revenue
$51K
Total Expenses
$387K
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 71.1%
Fundraising Efficiency N/A
Operating Reserve 91.65x
Liability-to-Asset 0.0%
Revenue Diversification 90.3%
Compared with Peers
FY 2025
Compared with 1,583 similar organizations (United States, Environment, 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
71.1% 82.3%
P10P90
Below median
Operating reserve
Months of expenses covered by net assets · higher is better
91.7 mo 33.3 mo
P10P90
Above median
Liabilities to assets
Total liabilities / total assets · lower is better
0.0% 0.0%
P10P90
Top quarter
Revenue concentration
Share of revenue from the largest source · lower is better
90.3% 92.5%
P10P90
Above median
Revenue growth
Year over year revenue growth
-54.6% -1.3%
P10P90
Expense growth
Year over year expense growth
729.8% -1.0%
P10P90
Surplus margin
Surplus as a share of revenue
63.4% 15.3%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2025 $138K $51K $387K 71.1% —
2024 $305K $6K $299K 39.9% —
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Organization Details
EIN
93-4869850
State
CA
City
POTTER VALLEY
ZIP
95469-0000
Classification
C60
Category
Environment
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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