Charity Search / RIVERSTYX FOUNDATION
Arts, Culture & Humanities (A31) 990 on File

RIVERSTYX FOUNDATION

EIN: 94-3373712 · SANTA ROSA, CA 95403-2906 · United States · FY 2024 Data
3 out of 5 49 / 100 Based on 2+ years of filings
Financial strength (30%) 83/100
Reliability (20%) 55/100
Effectiveness (25%) 51/100
Impact (25%) No data yet
Financial data: FY 2024 · Scored 9/13/2026
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Financial Overview — FY 2024
$1.2M
Total Revenue
$2.1M
Total Expenses
$6.5M
Net Assets
N/A
Employees
Revenue Sources
Expense Breakdown
Program Expense Ratio 90.8%
Fundraising Efficiency N/A
Operating Reserve 37.81x
Liability-to-Asset 0.2%
Revenue Diversification 84.0%
Compared with Peers
FY 2024
Compared with 3,450 similar organizations (United States, Arts, Culture & Humanities, $1M–$10M in expenses), FY 2024.
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
90.8% 77.9%
P10P90
Top quarter
Operating reserve
Months of expenses covered by net assets · higher is better
37.8 mo 16.5 mo
P10P90
Above median
Liabilities to assets
Total liabilities / total assets · lower is better
0.2% 10.6%
P10P90
Top quarter
Revenue concentration
Share of revenue from the largest source · lower is better
84.0% 74.5%
P10P90
Below median
Revenue growth
Year over year revenue growth
-7.5% 7.8%
P10P90
Expense growth
Year over year expense growth
-25.0% 8.0%
P10P90
Surplus margin
Surplus as a share of revenue
-69.4% -0.5%
P10P90
Financial History
Year Revenue Expenses Net Assets Program % Staff
2024 $1.2M $2.1M $6.5M 90.8%
2023 $1.3M $2.8M $7.4M 83.5%
2022 $2.4M $1.6M $30.0M 53.7%
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Organization Details
EIN
94-3373712
State
CA
City
SANTA ROSA
ZIP
95403-2906
Classification
A31
Category
Arts, Culture & Humanities
Rating
3★
Coverage
A
Last Updated
Aug 2026
Form 990
On File
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