William and Flora Hewlett Foundation is a foundation based in Menlo Park, United States. Verified contact details, AUM data, and investment preferences on FindLPs.
The William and Flora Hewlett Foundation is a nonpartisan, private charitable foundation that advances ideas and supports institutions to promote a better world.For more than 50 years, we have supported efforts to advance education for all, preserve the environment, improve lives and livelihoods in developing countries, promote the health and economic well-being of women, support vibrant performing arts, strengthen Bay Area communities and make the philanthropy sector more effective.
Investment types: Philanthropy
Sectors & themes: Charitable Investments, Civic & Public Affairs, Community & Social Welfare, Culture & Heritage, Education, Fund Raising, Grants & Scholarships, Healthcare Services, Impact Investing Alternative Investments, Finance, Healthcare, Healthcare & Life Sciences, High-Level Sectors, Non-Profit, Values-Based Investing
Preferred geographies: Latin America, Africa, Asia/Pacific, Australia/New Zealand, Canada, Emerging Markets, Europe, Global, United Kingdom, United States
Location: 2121 Shill Road\nMenlo Park\nCalifornia\n94025\nUnited States
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LP firm data compiled from public regulatory filings (SEC Form ADV, FCA, AIFMD disclosures), company websites and press releases, LinkedIn public profiles, and verified outbound email testing. AUM figures reflect self-reported values from filings and may lag by 1–2 fiscal quarters; bands are normalized in USD. We do not publish personal residential information; firms or individuals may request removal at /contact. Methodology & sources · Updated July 2026.