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The Barr Foundation is a Boston-based philanthropic organization focused on advancing climate solutions, arts and creativity, and educational opportunity. Founded by Amos Hostetter Jr. and Barbara Hostetter, the foundation supports nonprofits and initiatives that drive systemic change and strengthen communities, particularly in the Boston region.
Through long-term partnerships and flexible funding, Barr Foundation backs organizations working on climate resilience, clean energy transition, public education, and cultural vibrancy. Its approach emphasizes collaboration, innovation, and scaling solutions that can deliver lasting impact.
Barr Foundation provides grant funding to organizations working on climate, education, and arts initiatives that drive systemic change. The foundation prioritizes solutions that can scale impact, influence policy, and create long-term benefits for communities.
Its approach focuses on flexible, multi-year funding and strategic partnerships, supporting organizations that address root causes and build resilient, equitable systems.

Photo credit: Barr Foundation
Long-term Partnership Approach
Makes targeted, long-term investments rather than short-term grants, supporting sustained organizational growth and impact.
Comprehensive Support Beyond Funding
Serves as both stewards and catalysts, providing strategic partnership and championing bold ideas alongside financial investment.
Racial Equity Focus
Centers racial equity in all work, actively addressing structural racism, inequality, and power imbalances.
Regional Expertise
Deep knowledge and commitment to New England communities with focus on local leaders and organizations driving change.