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William and Flora Hewlett Foundation - ProPublica Nonprofit Explorer

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Useful reference for understanding the Hewlett Foundation's financial scale and structure; Hewlett funds AI governance and policy work, making its financial profile relevant to understanding the philanthropic landscape supporting AI safety efforts.

Metadata

Importance: 22/100organizational reportreference

Summary

ProPublica's Nonprofit Explorer page for the William & Flora Hewlett Foundation, a major philanthropic organization with $14.2 billion in assets that funds AI governance, policy, and safety-related work. The foundation disbursed $689.6 million in charitable grants in 2024, making it one of the largest funders in the philanthropic ecosystem relevant to AI safety and technology policy.

Key Points

  • Total assets of $14.2B and $689.6M in charitable disbursements in 2024, making Hewlett a major funder of policy and governance work including AI-related initiatives
  • Revenue is 85.4% from asset sales, reflecting an endowment-driven foundation model typical of major tech-family philanthropies
  • Hewlett funds AI governance, open educational resources, and technology policy programs relevant to responsible AI development
  • Tax filings available from 2011-2024 provide transparency into funding trends and organizational priorities over time
  • Leadership compensation data shows heavy investment management staffing, with CIO Ana Marshall earning $5.7M, reflecting the endowment management focus

Cited by 1 page

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William and Flora Hewlett FoundationOrganization55.0

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William & Flora Hewlett Foundation - Nonprofit Explorer - ProPublica 
 
 
 
 

 

 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 

 

 

 

 
 
 
 
 
 
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 William & Flora Hewlett Foundation

 
 
 Menlo Park, CA

 
 Tax-exempt since March 1968
 

 
 EIN: 94-1655673

 
 

 
 
 
 
 Receive an email when new data is available for this organization. 
 
 
 

 
 Organization summary

 
 
 
 Type of Nonprofit

 
 Designated as a 501(c)(3) 

 

 
 Organizations for any of the following purposes: religious, educational, charitable, scientific, literary, testing for public safety, fostering national or international amateur sports competition (as long as it doesn't provide athletic facilities or equipment), or the prevention of cruelty to children or animals. 
 
 

 

 
 Category :
 Philanthropy, Voluntarism and Grantmaking Foundations /
 Corporate Foundations 
 (NTEE) 
 

 Donations to this organization are tax deductible. 

 

 
 
 

 
 
 
 
 Summary charts: organization finances over time

 Revenue $785M (2024) 

 Expenses $755M (2024) 

 Total Assets $14.2B (2024) 

 Total Liabilities $361M (2024) 

 Source: Form 990 tax filings from 2011 to 2024 
 
 
 

 
 

 
 
 
 
 
 Tax Filings by Year

 
 
 
 Form 990 is an information return that most organizations claiming federal tax-exempt status must file yearly with the IRS.
 Nonprofit Explorer has IRS digitized Form 990 data for filings processed in 2012 and later. If this organization filed an amended return, it may not be reflected below. Duplicate download links may indicate a resubmission or amendment to this organization's original return. Form 990 data is from the IRS. 
 
 

 
 
 

 
 See an issue with the data?

 Contact Us 

 

 

 
 

 
 
 
 
 Fiscal Year Ending Dec. 
 2024 
 

 
 
 
 Extracted Financial Data

 
 

 
 
 
 

 
 
 
 
 Extracted Financial Data from Form 990-PF

 

 
 
 Revenue 
 
 $784,700,540
 
 
 
 
 
 Expenses 
 
 $754,606,113
 
 
 
 Net Income 
 
 $30,094,427
 
 
 
 Net Assets 
 
 $13,842,130,245
 
 
 
 

 
 
 
 

 
 
 
 
 
 Notable Sources of Revenue 
 
 Percent of Total Revenue 
 
 
 
 
 
 Contributions Received
 

 $0 

 
 
 
 
 
 Interest Revenue
 

 $1,082,017 

 
 
 0.1%
 

 
 
 
 
 Dividends
 

 $54,131,583 

 
 
 6.9%
 

 
 
 
 
 Sales of Assets
 

 $670,275,126 

 
 
 85.4%
 

 
 
 
 
 Other Income
 

 $59,211,814 

 
 
 7.5%
 

 
 
 
 
 
 
 
 Notable Expenses 
 
 Percent of Total Expenses 
 
 
 
 
 
 Charitable Disbursements 
 

 $689,557,086 

 
 
 91.4%
 

 
 
 
 
 Compensation of Officers*
 

 $3,747,235 

 
 
 0.5%
 

 
 
 
 
 
 * Officer compensation may be included in charitable disbursements, so Percent of Total Expenses may add up to greater than 100%. 
 
 
 

 
 
 
 Assets/Debt 
 
 
 
 
 
 
 Total Ass

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Resource ID: 264a1d9e668796cd | Stable ID: sid_SfkXiQDHYW