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wbjournal.com | Book of Lists 2026 | Worcester Business Journal 65 Largest grant-making foundations & nonprofits Ranked by assets for most recent time period available Organization Assets (1) Amount granted Fiscal year end date Top executive/ year founded 1 Mathworks Foundation 1 Apple Hill Drive, Natick 01760 508-647-7000 • mathworks.com $444,786,571 $35,377,700 Dec. 31, 2025 Jeanne O'Keefe chief financial officer 2019 2 The George I. Alden Trust Mercantile Center, 100 Front St., 5th Floor, Worcester 01608 508-459-8005 • aldentrust.org $284,574,000 $12,473,000 Dec. 31, 2025 Warner S. Fletcher chair 1912 3 Greater Worcester Community Foundation 370 Main St., Suite 650, Worcester 01608 508-755-0980 • greaterworcester.org $273,512,685 $9,464,123 Dec. 31, 2025 Peter Dunn president & CEO 1975 4 Stoddard Charitable Trust Mercantile Center, 100 Front St., 5th Floor, Worcester 01608 508-459-8000 • N/A $152,348,239 $6,372,500 Dec. 31, 2025 Warner S. Fletcher chair 1939 5 MetroWest Health Foundation 161 Worcester Road, Suite 202, Framingham 01701 508-879-7625 • mwhealth.org $135,060,583 $5,436,158 Sept. 30, 2025 Phillip González president & CEO 1999 6 Community Foundation of North Central Massachusetts 649 John Fitch Highway, Fitchburg 01420 978-345-8383 • cfncm.org $95,321,703 $5,404,904 June 30, 2025 Steve Adams president 2001 7 The Health Foundation of Central Massachusetts 446 Main St., 20th Floor, Worcester 01608 508-438-0009 • thfcm.org $95,000,000 (2) $3,350,000 (2) Dec. 31, 2025 Amie Shei president & CEO 1999 8 The Fletcher Foundation Mercantile Center, 100 Front St., 5th Floor, Worcester 01608 508-459-8000 • N/A $86,344,493 $3,489,000 Dec. 31, 2025 Allen W. Fletcher chair 1981 9 The TJX Foundation 770 Cochituate Road, Framingham 01701 508-390-1000 • tjx.com $77,197,851 $26,343,467 Jan. 31, 2025 Erica Farrell senior vice president & treasurer 1967 10 Mildred H. McEvoy Foundation Mercantile Center, 100 Front St., 5th Floor, Worcester 01608 508-459-8000 • N/A $55,071,548 $2,127,341 Dec. 31, 2025 Sumner B. Tilton Jr. secretary 1963 11 George F. and Sybil H. Fuller Foundation 81C Shrewsbury St., P.O. Box 757, Boylston 01505 508-755-1684 • gsfullerfoundation.org $49,050,350 $2,321,550 Dec. 31, 2025 Mark W. Fuller chair 1962 12 Robert Lloyd Corkin Charitable Foundation c/o The Entwistle Co., 6 Bigelow St., Hudson 01749 508-481-4000 • N/A $45,250,857 $1,690,246 Dec. 31, 2024 Marjorie C. Kaplan trustee 1967 13 Sudbury Foundation 326 Concord Road, Sudbury 01776 978-443-0849 • sudburyfoundation.org $36,890,846 $1,875,274 Dec. 31, 2024 Sonia Shah executive director 1952 14 Community Foundation for MetroWest 3 Eliot St., Natick 01760 508-647-2260 • communityfoundationmw.org $32,913,172 $3,418,426 Dec. 31, 2024 Jay Kim executive director 1995 15 Boston Scientific Foundation 300 Boston Scientific Way, Marlborough 01752 508-683-4000 • bostonscientific.com $31,166,359 $2,785,001 Dec. 31, 2025 Kaoru Lee Adair director 2002 16 Reliant Foundation (3) 311 Main St., 2nd Floor, Worcester 01608 508-231-4663 • reliantfoundation.org $28,966,830 $1,000,000 Dec. 31, 2024 Kelsa Zereski president 1988 17 The Hoche-Scofield Foundation Mercantile Center, 100 Front St., 5th Floor, Worcester 01608 508-459-8000 • N/A $25,140,079 $618,599 Dec. 31, 2025 Sumner B. Tilton Jr. co-trustee 1983 18 Ruth H. and Warren A. Ellsworth Foundation Mercantile Center, 100 Front St., 5th Floor, Worcester 01608 508-459-8000 • N/A $24,160,556 $980,500 Dec. 31, 2025 Sumner B. Tilton Jr. secretary 1964 Sources: Candid and individual foundations and foundation websites. Notes: N/A=not available or not applicable. Hermann Foundation reports from Worcester, but its giving focuses primarily in California and the Cape Cod area. (1) For private foundations that submit a 990PF filing; assets are fair market value for all assets. (2) Figure not audited and therefore approximated (3) Reliant Foundation is a 501(c)(3) nonprofit that makes grants as a public charity; it is not a private foundation nor a community foundation. -Compiled by: Heide Martin, hmartin@nebusinessmedia.com E D U C AT I O N & N O N P R O F I T S F O C U S