Mount Washington Observatory has received $1.1 million across 97 grants from 38 funders over IRS Form 990 filings (2019–2025). Its largest funder is Fidelity Investments Charitable Gift Fund.
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Fidelity Investments Charitable Gift Fund has given $290K across 7 grants to Mount Washington Observatory.
Ohnell Family Foundation has given $262K across 5 grants to Mount Washington Observatory.
Donor Advised Charitable Giving INC has given $112K across 2 grants to Mount Washington Observatory.
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