'iolani School has received $17 million across 270 grants from 81 funders over IRS Form 990 filings (2019–2025). Its largest funder is Arrillaga Foundation.
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Arrillaga Foundation has given $5.0M across 1 grant to 'iolani School.
Fidelity Investments Charitable Gift Fund has given $1.6M across 7 grants to 'iolani School.
Maurice and Joanna Sullivan Family Foundation has given $1.3M across 5 grants to 'iolani School.
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