Nonprofit screen
Screen a listNational Museum of Mathematics
Can you give?
Listed with the IRS. Every screen came back clear.
A 501(c)(3) on Publication 78 and the IRS master file.
- IRS nonprofit listing
- No issue
- Revocation
- None
- IRS files
- Agree
- Sanctions
- No match
- IRS bulletin
- No notice
- California
- No record
- Charity type
- 509(a)(1)
$26Mrevenue
FY2025 · +316% in 3 yrs62staff
7 of 7years filed
’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
Against similar nonprofits FY2025
Operating margin59.9%
Months of reserve18.6mo
Revenue growth (annualized)+16.5%
Middle half of peersMedianNational Museum of Mathematics
Where the money goes FY2025 · $10M spent
Programs$7.2M69%Management and general$2.3M23%Fundraising$848k8%990 FY2025 · Part IX line 25
Worth checking1
Government grants fell 97% in FY2022
$1.0M in FY2021, $32k in FY2022.
990 Part VIIIIn its favor2
Strong governance
26 of 26 board members independent. Conflict-of-interest and whistleblower policies, audited financial statements, board reviews the 990.
990 Part VIGrowing faster than peers
Revenue up 16% a year since FY2019, in the top quarter of similar nonprofits.
990 Part I · peer cohort50funders
$6.4Ma year, last 3 years
41%from its largest funder
Funder’17’18’19’20’21’22’23The Simons Foundation IncOn and off$237k$538k$2.0M$999k$4.9MMjs Foundation IncSince FY2020$301k$150k$150k$5.2MOverdeck Family Foundation IncSince FY2020$518k$518k$518k$618kSecunda Family Foundation IncNew in FY2023$1.0MFrey Family Foundation IncEvery year since FY2017$50k$50k$50k$50k$50k$50k$50kThe Pechter FoundationOn and off$22k$31k$36k$222k$17k$13kDonor-advised giftsDonors not disclosed$354k$667k$3.4M$330k$759k$879k$584k28 other fundersUp to $138k a year each$227k$75k$134k$86k$146k$181k$506k
FundedThrough a donor-advised fund