Samuel N. & Mary Castle Foundation

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Committed to improving the lives of Hawaii's children and families by improving early education.

Mary Tenney Castle established the Henry and Dorothy Castle Memorial Fund in 1895.

President Robert Peters writes about the Foundation's standing and progress.

Learn about our priorities, what we look for in an application, and what we do not fund.

View grants made by the Samuel N. & Mary Castle Foundation over the last three years.

Our next proposal deadline is January 10, 2022.

| 733 Bishop Street, Suite 1275, Honolulu, HI 96813 | (808) 522-1101 | [email protected]