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The Sierra Club Foundation
The Sierra Club Foundation was established in 1960 as an independent public charity, structurally distinct from the Sierra Club itself. Its mandate is to...
The Sierra Club Foundation
The Sierra Club Foundation was established in 1960 as an independent public charity, structurally distinct from the Sierra Club itself. Its mandate is to provide financial stewardship and fiscal sponsorship for the charitable environmental programs of the Sierra Club while also funding other aligned groups. Dan Chu serves as Executive Director, overseeing an endowment that anchors one of the longest-running environmental advocacy apparatuses in the country. The foundation deploys capital across a mix of impact-first strategies. Its Catalytic Capital Impact Fund makes early-stage and growth-equity investments in climate solutions, while its endowment contains allocations to venture capital, buyout, and natural-resources strategies through a fund-of-funds and direct co-investment model. The foundation was a founding signatory to the Divest-Invest Philanthropy initiative, which coordinates fossil-fuel divestment commitments. Its real-asset holdings include the Thornewood Open Space Preserve in Woodside, California, and the Shasta Alpine Hut in Siskiyou County, demonstrating a willingness to hold land for conservation purposes directly. Beyond Oakland, the foundation maintains a network that includes participation in Mission Investors Exchange, Confluence Philanthropy, and the Intentional Endowments Network. Past President Nick Bakish was a member of Tiger 21, reflecting peer connectivity with other family-office and high-net-worth principals. Board member Christian Okoye brings a direct clean-energy investing background. In recent years, the foundation has supported shareholder advocacy through the Interfaith Center on Corporate Responsibility, using proxy voting as a tool to pressure portfolio companies on emissions disclosure and governance. What structurally differentiates the foundation is its role as the permanent fiscal sponsor for a much larger 501(c)(4) advocacy organization. This means its endowment and grantmaking machinery are legally walled off from the Sierra Club's lobbying arm, yet operationally intertwined. Pedro Henriques da Silva runs the "Shifting Trillions" initiative, explicitly designed to move institutional capital toward a net-zero alignment — a rare dedicated function inside a mission-driven endowment.
General information
Firm type
Endowment / Foundation
Year founded
1960
Location
Region
North America
Country
United States
City
Oakland
Corporate office
2101 Webster Street, Suite 1350, Oakland, CA 94612, United States
Principals
Dan Chu
Executive Director
Pedro Henriques da Silva
Director, Shifting Trillions
Christian Okoye
Board Member
Sector focus
Frequently asked questions
Who runs investment decisions at The Sierra Club Foundation?
Executive Director Dan Chu leads the foundation. Pedro Henriques da Silva serves as Director for Shifting Trillions, an initiative focused on redirecting institutional capital toward climate solutions. The board includes clean-energy investor Christian Okoye, bringing direct market expertise to oversight of the endowment.
How is The Sierra Club Foundation related to the Sierra Club?
The foundation is an independent 501(c)(3) public charity that acts as the fiscal sponsor for the Sierra Club's charitable environmental programs. It is legally distinct from the Sierra Club itself, which is a 501(c)(4) membership organization permitted to lobby. The foundation oversees the tax-deductible, charitable side of the broader Sierra Club ecosystem.
Does the foundation hold direct investments or only make grants?
It holds both. The foundation maintains an endowment invested across venture capital, buyout, natural resources, and fund-of-funds vehicles. It also runs a Catalytic Capital Impact Fund for direct, mission-aligned investments and holds real assets such as the Thornewood Open Space Preserve in California for conservation purposes.
What is the foundation's stance on fossil fuel investment?
The Sierra Club Foundation was a founding signatory to the Divest-Invest Philanthropy initiative, which coordinates a global pledge among foundations to divest from fossil fuels and reinvest in climate solutions. This commitment governs its endowment management and is central to its identity as a mission-driven allocator.
How does the foundation use shareholder advocacy?
Through active participation in the Interfaith Center on Corporate Responsibility, the foundation uses proxy voting and shareholder resolutions as tools to push portfolio companies on environmental, social, and governance issues, particularly emissions disclosure. It also supports educational events through Confluence Philanthropy to train other impact investors.
Which sectors does the foundation explicitly target for investment?
The foundation targets climate solutions, clean energy, conservation, and related movement-building efforts. Its grantmaking supports grassroots environmental advocacy, while its Catalytic Capital Impact Fund and endowment allocations seek exposure to early-stage and growth-equity climate technology, energy transition, and sustainable natural-resource management.
What is the 'Shifting Trillions' initiative?
Led by Director Pedro Henriques da Silva, Shifting Trillions is The Sierra Club Foundation's program to move institutional capital flows toward a net-zero greenhouse gas emissions alignment. It engages asset managers, allocators, and policymakers to accelerate the energy transition at the scale of trillions of dollars, not just millions.
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