Public Charity

Elkhorn Slough Foundation

Elkhorn Slough Foundation is a private foundation categorized as Public Charity based in Moss Landing, CA. Its most recent IRS filing (2025) reports revenue of $8.5M, expenses of $5.9M, total assets of $49.7M.

EIN: 942823247 Moss Landing, CA Private Independent Foundations NTEE: T22 Latest filing: 2025
Total Revenue$8.5M
Total Expenses$5.9M
Total Assets$49.7M
Grants Given0
Filing Years2021–2025

Mission

The Elkhorn Slough Foundation's mission is to conserve and restore Elkhorn Slough and its watershed, California's largest tidal salt marsh south of San Francisco Bay. Renowned for its extraordinary biodiversity, Elkhorn Slough features a dynamic working landscape intertwined with rich natural habitats. To achieve its mission, the Elkhorn Slough Foundation focuses on the direct acquisition and stewardship of key lands while collaborating with partnerorganizations and agencies. Together, they advance sound scientific research, deliver impactful education programs, and foster meaningful community engagement. As an accredited organization through the Land Trust Alliance Accreditation Commission, the Foundation upholds the highest standards in conservation and land stewardship.

Officers & Directors

Trustee Anne Secker
Secretary Becky Suarez
Trustee Bruce Welden
Treasurer David Warner
Trustee Emmett Linder
Trustee Gary Bloom

Officer compensation and complete director data available with membership.

Financial Trends

Year Revenue Expenses Assets
2025 $8.5M $5.9M $49.7M
2024 $9.7M $5.4M $46.8M
2023 $5.2M $4.6M $42.6M
2022 $4.6M $4.1M $41.3M
2021 $6.3M $4.8M $43.5M

Between 2021 and 2025, reported annual revenue grew from $6.3M to $8.5M (+37%), with total assets most recently reported at $49.7M.

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

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