Protohaven has received $748,000 across 16 grants from 11 funders over IRS Form 990 filings (2020–2024). Its largest funder is Hillman Family Foundations.
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Hillman Family Foundations has given $400K across 2 grants to Protohaven.
The Heinz Endowments has given $100K across 1 grant to Protohaven.
The Pittsburgh Foundation has given $86K across 2 grants to Protohaven.
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