MARIN OPEN SPACE TRUST

EIN: 262460667 501(c)(3) Environment

SAN RAFAEL, CA

Total Revenue
$127,747
Total Expenses
$86,850
Total Assets
$686,723
Net Assets
$686,723
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Financial Vulnerability Assessment (Tuckman-Chang)

4 risk indicators measuring financial stability and operational resilience

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Financial Trends

Organization Details

Formation Year
2008
Legal Domicile
CA
Principal Officer
william Long
Phone
4158842270
Tax Period
2025-01-01 to 2025-12-31

MARIN OPEN SPACE TRUST, founded in 2008, is a small nonprofit in the Environment sector that reported $128K in total revenue in fiscal year 2025. Revenue fell 91% from the prior year — a significant decline worth monitoring. The organization ran a surplus of $41K, a strong 32% operating margin.

Mission

Raise funds to acquire, restore, and protect open space and park lands in Marin County, California, and negotiate acquisitions of lands and conservation easements

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Trantor Score

Financial Health Score (300–850) · Liquidity · Solvency · Sustainability · Efficiency

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Liquidity (40%) • Solvency (30%) • Sustainability (20%) • Efficiency (10%)

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Financial Overview (2025)

Revenue Breakdown

Contributions & Grants $108,141
Program Service Revenue $0
Investment Income $19,606
Other Revenue $0
TOTAL REVENUE $127,747

Expense Breakdown

Grants Paid $0
Salaries & Benefits $0
Fundraising Expenses $0
Program Expenses $80,790
Other Expenses $86,850
TOTAL EXPENSES $86,850

Year-over-Year Comparison

2025 2024 Change
Revenue $127,747 $1,442,454 -0.9%
Expenses $86,850 $1,557,856 -0.9%
Net Income $40,897 $-115,402 -1.4%
Key Indicators
Grants to Organizations Grants to Individuals Lobbying Political Activity Foreign Activities Donor Advised Fund Schedule B Required
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Financial Health Indicators

Comprehensive financial analysis: Altman Z-Score, liquidity, solvency, sustainability, efficiency, and growth metrics

Financial Distress Indicator

Liquidity & Cash Position

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Altman Z-Score • Liquidity Ratios • Solvency Analysis • Growth Indicators • Efficiency Metrics

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Governance

Voting Members
7
Independent Members
7
Employees
N/A
Volunteers
7

Governance Policies

Conflict of Interest Policy
Whistleblower Policy
Document Retention Policy

Special Practices & Reported Activities

Operated a School
Operated a Hospital
Provided First Class Travel
Reported Conflict of Interest
Reported Asset Diversion
Excess Benefit Transaction
Made Political Expenditures
Engaged in Lobbying
Operated Donor Advised Fund
Maintained Art Collections
Filed Form 720

Compensation of Officers, Directors & Key Employees

Total Officers
3
$0
Total Directors
7
$0
Key Employees
0
$0
Highest Compensated
0
reported
Name Title Hours/Week Role Reportable Comp Other Comp Total
Steve Petterle Director 1
Director
$0 $0 $0
Joyce Applen Director 1
Director
$0 $0 $0
Don Dickenson Director 5
Director
$0 $0 $0
William Long Chair 12
Officer Director
$0 $0 $0
Ann Thomas Secretary-Treasurer 4
Officer Director
$0 $0 $0
Jonathan Braun Vice Chair 15
Officer Director
$0 $0 $0
Kevin Knowles Director 4
Director
$0 $0 $0
Note: Compensation data is self-reported by the organization on their Form 990. "Reportable Comp" includes salary, bonuses, and other reportable compensation from the organization and related organizations. "Other Comp" includes benefits, deferred compensation, and non-taxable benefits.

Historical Data

Year Revenue Expenses Assets Net Income
2025 $127,747 $86,850 $686,723 $40,897
2024 $1,442,454 $1,557,856 $646,311 $-115,402
2023 $393,742 $862,036 $765,250 $-468,294
2022 $1,237,432 $223,032 $1,228,103 $1,014,400
2021 $63,778 $51,767 $212,196 $12,011
2020 $41,285 $25,196 $200,185 $16,089
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