Nonprofit screen
Screen a listThe Knee Society
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)(2)
$2.8Mrevenue
FY2025 · +31% in 3 yrs8 of 8years filed
’18’19’20’21’22’23’24’25
Revenue and spendingRevenueSpendingDeficit
Where the money goes FY2025 · $2.6M spent
Programs$2.3M87%Management and general$322k13%990 FY2025 · Part IX line 25
Nothing to check in the filings
In its favor1
Strong governance
12 of 12 board members independent. Conflict-of-interest and whistleblower policies, audited financial statements, board reviews the 990.
990 Part VI4funders
$42ka year, last 3 years
44%from its largest funder
Funder’17’18’19’20’21’22’23Association of Bone and Joint SurgeonsOn and off$25kAaron A Hofmann FoundationOn and off$20kDonor-advised giftsDonors not disclosed$10k$25k$25k$50k$55k
FundedThrough a donor-advised fund