National Museum of Mathematics

Arts and culture
New York, New York
EIN 27-1450809
Tax-exempt since 2010

Firms paid: 2
Fees reported, 2019–2022: $768K
Fees reported in 2022: $141K
Most Recent Reported Revenue: $7.9M

Fundraising fees by year

Per Form 990 Schedule G

Firms paid in 2022

$141,000 to 1 fundraiser · $144,050 in professional fundraising fees on the return

Fundraisers National Museum of Mathematics paid in 2022, from Form 990 Schedule G
Fundraiser	Filed as	Fee
Timothy RunionFundraising counsel	Fundraising counsel	$141,000

Also among its largest contractors in 2022

From Part VII-B of the return, which lists its five best-paid contractors of any kind paid over $100,000. These can repeat the lines above.

Timothy RunionFundraising counsel$162,000

All firms paid

Fundraisers National Museum of Mathematics reported paying, all years
Fundraiser	Years	Total fees
Timothy Runion	2019–2022 · 4 years	$627,700
The Development Consulting Group LMajor gifts	2019–2021 · 3 years	$140,500

Form 990 Snapshot

National Museum of Mathematics's Form 990 figures by year
Tax year	Revenue	Contributions	Fundraising expenses	Professional fundraising fees
2022	$7.9M	$4.6M	$687K	$144K
2021	$6.2M	$3.6M	$777K	—
2020	$9.9M	$8.3M	$738K	$176K
2019	$8.0M	$4.7M	$563K	$214K
2018	$10.4M	$7.0M	$517K	—

Fees are what National Museum of Mathematics reported on IRS Form 990. Nonprofits list only fundraisers paid $5,000 or more, and many book consultants under other expenses, so a nonprofit can have worked with firms that don't appear here. Last checked 2026-11-14.