Nonprofit screen
Screen a listThe Mark Twain Memorial
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)
$4.0Mrevenue
FY2025 · +45% in 3 yrs75staff
8 of 8years filed
’18’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
Against similar nonprofits FY2025
Operating margin10.4%
Months of reserve3.4mo
Revenue growth (annualized)−0.1%
Middle half of peersMedianMark Twain Memorial
Where the money goes FY2025 · $3.6M spent
Programs$2.8M79%Management and general$356k10%Fundraising$398k11%990 FY2025 · Part IX line 25
Worth checking1
Deficits in 2 of the last 3 years
−$607k in FY2023 and −$409k in FY2024. Cash covers 3.4 months, under the peer median of 3.8.
990 Part I and balance sheetIn its favor2
Strong governance
25 of 25 board members independent. Conflict-of-interest and whistleblower policies, audited financial statements, board reviews the 990.
990 Part VIA history of government grants
Government grants on 8 of its 9 returns, 3% of revenue in FY2025. $880k is traced federal awards from Department of the Interior.
990 Part VIII · USAspending51funders
$389ka year, last 3 years
20%from its largest funder
Funder’17’18’19’20’21’22’23The William and Alice Mortensen FoundationEvery year since FY2017$50k$50k$50k$50k$50k$50k$50kConnecticut Humanities Council IncSince FY2020$15k$45k$131k$55kGreater Hartford Arts Council IncStopped after FY2022$49k$52k$52k$39k$35k$16k–Mark Twain Foundation Xxxxx3004Since FY2018$38k$38k$38k$45k$40k$40kLincoln Financial Foundation IncSince FY2020$25k$25k$20k$20kKatharine K McLane and Henry R McLaneSince FY2019$15k$16k$17k$17k$20kDonor-advised giftsDonors not disclosed$308k$69k$78k$107k$102k$112k$95k31 other fundersUp to $50k a year each$46k$48k$57k$115k$32k$59k$90k
FundedThrough a donor-advised fundStopped