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Cause Public affairsState Connecticut69 funders

Foundations that fund public affairs in Connecticut

69 private foundations based in Connecticut with a return in the last two years gave $2 million to public affairs organizations in 94 grants. The median grant was $2,500, and 16 of these foundations accept applications.

Foundations with a return in the last two years, each by its latest return (tax years 2023 to 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Ranked by giving to public affairs

Top 50

Grants in each foundation’s latest return to organizations whose IRS category is public affairs.

  1. The Ohnell Family FoundationGreenwich, CT · tax year 2025 2 grants Preselected only $400,000 to public affairs
  2. Dalio Foundation IncWestport, CT · tax year 2024 4 grants Preselected only $300,000 to public affairs
  3. The Martino Family Foundation Co Michael E MartinoNew Canaan, CT · tax year 2024 2 grants Preselected only $300,000 to public affairs
  4. Leon Lowenstein Foundation IncMadison, CT · tax year 2025 1 grant Preselected only $200,000 to public affairs
  5. The Patrick and Catherine Weldon Donaghue Medical Research FoundationWest Hartford, CT · tax year 2025 1 grant Accepts applications $151,220 to public affairs
  6. John Brown Cook FoundationChester, CT · tax year 2025 1 grant Accepts applications $150,000 to public affairs
  7. Thomas & Carolyn Witt Foundation IncDarien, CT · tax year 2024 1 grant Preselected only $100,000 to public affairs
  8. Steven & Alexandra Cohen Foundation IncStamford, CT · tax year 2024 1 grant Preselected only $53,000 to public affairs
  9. The Wild Gifting ProjectMiddletown, CT · tax year 2024 1 grant Preselected only $50,000 to public affairs
  10. The Kaman Foundation IncHartford, CT · tax year 2024 1 grant Preselected only $25,000 to public affairs
  11. Rita and Leo Greenland Family FoundationNorwalk, CT · tax year 2025 1 grant Preselected only $25,000 to public affairs
  12. The Martha and Hunter Grubb Foundation IncWest Hartford, CT · tax year 2024 1 grant Preselected only $25,000 to public affairs
  13. Synchrony FoundationStamford, CT · tax year 2025 1 grant Preselected only $25,000 to public affairs
  14. Liberty Bank Foundation IncMiddletown, CT · tax year 2025 1 grant Preselected only $15,000 to public affairs
  15. The Old Stones Foundation IncStamford, CT · tax year 2024 2 grants Preselected only $13,000 to public affairs
  16. Martha Washington Straus-Harry H Straus Foundation IncStamford, CT · tax year 2025 1 grant Preselected only $13,000 to public affairs
  17. GE Aerospace FoundationNorwalk, CT · tax year 2024 12 grants Accepts applications $10,646 to public affairs
  18. Shames Family FoundationWilton, CT · tax year 2024 2 grants Preselected only $10,625 to public affairs
  19. The William and Alice Mortensen FoundationWest Hartford, CT · tax year 2025 1 grant Preselected only $10,000 to public affairs
  20. Silver Family FoundationDarien, CT · tax year 2024 1 grant Accepts applications $10,000 to public affairs
  21. Claire & Maurits Edersheim FoundationNew Haven, CT · tax year 2024 1 grant Preselected only $10,000 to public affairs
  22. Lippincott Foundation IncNorth Haven, CT · tax year 2024 1 grant Preselected only $10,000 to public affairs
  23. The James P Verhalen Family FDN IncStonington, CT · tax year 2024 1 grant Preselected only $10,000 to public affairs
  24. Cornelia Bessie Memorial FoundationWest Hartford, CT · tax year 2025 1 grant Preselected only $7,500 to public affairs
  25. Panwy Foundation IncGreenwich, CT · tax year 2024 1 grant Preselected only $5,000 to public affairs
  26. The Sara and David Carson Family Foundation IncWest Hartford, CT · tax year 2025 1 grant Preselected only $5,000 to public affairs
  27. Pinkes Family FoundationNew Haven, CT · tax year 2023 1 grant Preselected only $5,000 to public affairs
  28. Farmington Bank Community Foundation IncNewington, CT · tax year 2025 1 grant Accepts applications $5,000 to public affairs
  29. The Melville Charitable Trust IncNew Haven, CT · tax year 2024 1 grant Accepts applications $5,000 to public affairs
  30. Driscoll Family FoundationOld Greenwich, CT · tax year 2025 1 grant Preselected only $5,000 to public affairs
  31. Reuler-Lewin Foundation IncGuildford, CT · tax year 2025 1 grant Preselected only $5,000 to public affairs
  32. Total Mortgage Community Foundation IncMilford, CT · tax year 2025 1 grant Preselected only $5,000 to public affairs
  33. The Fiona and Rick True Charitable Trust (fka the Tony McLellan Charitable Trust)Stamford, CT · tax year 2024 1 grant Preselected only $5,000 to public affairs
  34. Liddy Family FoundationWestport, CT · tax year 2025 2 grants Preselected only $4,000 to public affairs
  35. George E Coleman Jr FoundationNew Canaan, CT · tax year 2024 1 grant Accepts applications $3,500 to public affairs
  36. The Stuart L Higley Foundation IncNew Canaan, CT · tax year 2025 1 grant Preselected only $3,000 to public affairs
  37. The John G Martin FoundationWest Hartford, CT · tax year 2024 1 grant Accepts applications $3,000 to public affairs
  38. The Bluestone FoundationWest Hartford, CT · tax year 2025 1 grant Preselected only $2,500 to public affairs
  39. The Betty Knox Foundation IncHartford, CT · tax year 2024 1 grant Accepts applications $2,500 to public affairs
  40. The Tow Foundation IncNew Canaan, CT · tax year 2025 1 grant Preselected only $2,500 to public affairs
  41. Andrew J & Anita G Frankel Family Foundation IncStamford, CT · tax year 2025 1 grant Preselected only $2,500 to public affairs
  42. Louis F & Virginia C Bantle Charitable Foundation IncDarien, CT · tax year 2025 1 grant Preselected only $2,500 to public affairs
  43. The Aiello Charitable Foundation IncBridgeport, CT · tax year 2024 1 grant Preselected only $2,500 to public affairs
  44. Cler FoundationFairfield, CT · tax year 2024 1 grant Preselected only $2,246 to public affairs
  45. Vianda Playter Williams Foundation IncGreenwich, CT · tax year 2025 3 grants Preselected only $2,200 to public affairs
  46. Parkinson Family FoundationGreenwich, CT · tax year 2025 1 grant Accepts applications $2,000 to public affairs
  47. The William and Mary Greve Foundation IncNorfolk, CT · tax year 2024 1 grant Preselected only $1,500 to public affairs
  48. William Caspar Graustein Memorial FundHamden, CT · tax year 2024 1 grant Accepts applications $1,000 to public affairs
  49. Garden Homes FundStamford, CT · tax year 2025 1 grant Preselected only $1,000 to public affairs
  50. BJ Bertram Foundation IncDanbury, CT · tax year 2024 1 grant Accepts applications $1,000 to public affairs

Open to applications

16 foundations

The return gives an application contact and does not check the preselected-only box.

  1. The Patrick and Catherine Weldon Donaghue Medical Research FoundationWest Hartford, CT · tax year 2025 1 grant Accepts applications $151,220 to public affairs
  2. John Brown Cook FoundationChester, CT · tax year 2025 1 grant Accepts applications $150,000 to public affairs
  3. GE Aerospace FoundationNorwalk, CT · tax year 2024 12 grants Accepts applications $10,646 to public affairs
  4. Silver Family FoundationDarien, CT · tax year 2024 1 grant Accepts applications $10,000 to public affairs
  5. Farmington Bank Community Foundation IncNewington, CT · tax year 2025 1 grant Accepts applications $5,000 to public affairs
  6. The Melville Charitable Trust IncNew Haven, CT · tax year 2024 1 grant Accepts applications $5,000 to public affairs
  7. George E Coleman Jr FoundationNew Canaan, CT · tax year 2024 1 grant Accepts applications $3,500 to public affairs
  8. The John G Martin FoundationWest Hartford, CT · tax year 2024 1 grant Accepts applications $3,000 to public affairs
  9. The Betty Knox Foundation IncHartford, CT · tax year 2024 1 grant Accepts applications $2,500 to public affairs
  10. Parkinson Family FoundationGreenwich, CT · tax year 2025 1 grant Accepts applications $2,000 to public affairs
  11. William Caspar Graustein Memorial FundHamden, CT · tax year 2024 1 grant Accepts applications $1,000 to public affairs
  12. BJ Bertram Foundation IncDanbury, CT · tax year 2024 1 grant Accepts applications $1,000 to public affairs
  13. The Robert & Margaret Patricelli Family FoundationSimsbury, CT · tax year 2024 1 grant Accepts applications $1,000 to public affairs
  14. Ion Bank Foundation IncNaugatuck, CT · tax year 2025 2 grants Accepts applications $425 to public affairs
  15. The Auerbach Schiro FoundationWest Hartford, CT · tax year 2025 1 grant Accepts applications $250 to public affairs
  16. The Susan Pechter Charitable FoundationWoodbridge, CT · tax year 2025 1 grant Accepts applications $45 to public affairs