Charity Search / MYCOLOGICAL SOCIETY OF SAN FRANCISCO
Science & Technology (U50) 990 on File

MYCOLOGICAL SOCIETY OF SAN FRANCISCO

EIN: 94-2856009 · OAKLAND, CA 94619-3445 · United States · FY 2025 Data
3 out of 5 44 / 100 Based on 2+ years of filings
Financial strength (30%) 76/100
Reliability (20%) 40/100
Effectiveness (25%) 51/100
Impact (25%) No data yet
Financial data: FY 2025 · Scored 9/13/2026
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Financial Overview — FY 2025
$75K
Total Revenue
$81K
Total Expenses
$93K
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 69.9%
Fundraising Efficiency N/A
Operating Reserve 13.75x
Liability-to-Asset 0.0%
Revenue Diversification 80.0%
Compared with Peers
FY 2025
Compared with 323 similar organizations (United States, Science & Technology, 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
69.9% 74.5%
P10P90
Below median
Operating reserve
Months of expenses covered by net assets · higher is better
13.8 mo 24.9 mo
P10P90
Below 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
80.0% 98.0%
P10P90
Above median
Revenue growth
Year over year revenue growth
-2.7% 0.0%
P10P90
Expense growth
Year over year expense growth
12.5% -8.4%
P10P90
Surplus margin
Surplus as a share of revenue
-8.6% 13.2%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2025 $75K $81K $93K 69.9% —
2024 $77K $72K $99K 80.4% —
2021 $11K $15K $73K 33.1% —
2019 $40K $48K N/A — 1
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Organization Details
EIN
94-2856009
State
CA
City
OAKLAND
ZIP
94619-3445
Classification
U50
Category
Science & Technology
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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