Public Charity

The Mountains to Sound Greenway Trust

The Mountains to Sound Greenway Trust, of Seattle, WA, is a Public Charity tracked in Imperigo's IRS 990 database. The 2025 filing shows $6.4M in revenue, $6.4M in expenses, $6.3M in total assets. 151 publicly reported grants to this organization, totaling roughly $5.0M, appear in IRS filings.

EIN: 911531234 Seattle, WA Natural Resources Conservation & Protection NTEE: C30 Latest filing: 2025
Total Revenue$6.4M
Total Expenses$6.4M
Total Assets$6.3M
Grant Records151
Funding Total$5.0M
Filing Years2021–2025

Mission

The Mountains to Sound Greenway Trust leads and inspires action to conserve and enhance the landscape of the Mountains to Sound Greenway, ensuring a long-term balance between people and nature.

Where $100 goes at The Mountains to Sound Greenway Trust

How The Mountains to Sound Greenway Trust divides every $100 it spends, from its own Form 990 filings, averaged across 8 years.

$86 Programs the work itself
$8 Management running the organization
$6 Fundraising raising the next dollar

Inside the $86 for programs

$59
Field Programs
69% of program spending · Reported in the filing: 500 acres of public; 16,000 trees; 80 miles of trail
$17
Conservation & Partnerships
19% of program spending
$5
Education:the greenway trust's education program continues to provide environmental education to students throughout king county and expand youth internship opportunities focused on water quality and environmental conservation
6% of program spending

Plus 1 more program. Cost per person served and the full program breakdown are on the full profile.

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Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Sample Grants Received

2024
INSTREAM RESTORATION AT LAKE SAMMAMISH (WA)
$835,000
2024
ENVIRONMENTAL AND ANIMALS
$131,252
$129,110
$129,110
2024
For grant recipient's exempt purposes
$99,381

Showing up to 5 of 151 total records — full history available with membership.

Officers & Directors

Director Adam Torem
Past President Alison Washburn
Director Allison Capen
Director Al Smith
Treasurer Amanda O'rourke
Deputy Director Amy Brockhaus

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support
$2,503,944 99 grants
Environment & Conservation
$860,330 24 grants
Animal Welfare
$451,877 10 grants
International Aid & Development
$64,000 2 grants
Sports & Recreation
$55,000 1 grant

Financial Trends

Year Revenue Expenses Assets
2025 $6.4M $6.4M $6.3M
2024 $3.6M $4.1M $4.4M
2023 $5.6M $5.5M $4.8M
2022 $3.7M $3.3M $4.3M
2021 $3.3M $2.9M $4.1M

Between 2021 and 2025, reported annual revenue grew from $3.3M to $6.4M (+94%), with total assets most recently reported at $6.3M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for The Mountains to Sound Greenway Trust

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