Civic Intelligence

The Knee Society

EIN 13-3190169 • 501(c)3 • Schaumburg, IL

Profile

The knee society operates to promote outstanding care to patients with knee disorders through innovative research and education.

1515 E Woodfield Rd 345Schaumburg, IL 60173

www.kneesociety.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

58th percentile

0.19x

Higher debt load relative to assets than 58% of similar nonprofits.

501(c)3 • $5M-$10M nonprofits • Source year 2024

Liabilities / Revenue

73rd percentile

0.45x

Higher debt load relative to revenue than 73% of similar nonprofits.

501(c)3 • $5M-$10M nonprofits • Source year 2024

Net Margin

67th percentile

15%

Higher net margin than 67% of similar nonprofits.

501(c)3 • $5M-$10M nonprofits • Source year 2024

Top Officer Pay

Score unavailable

No value available

No filing with officer rows is available for this organization yet.

Asset Growth

71st percentile

13%

Faster asset growth than 71% of similar nonprofits.

501(c)3 • $5M-$10M nonprofits • Annualized from 2023 to 2024

Revenue Growth

80th percentile

34%

Faster revenue growth than 80% of similar nonprofits.

501(c)3 • $5M-$10M nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets58th percentile

Assets

Up

$5,852,254

Up $687,308 (+13%) from 2023

Liabilities

Up

$1,126,491

Up $127,615 (+13%) from 2023

Net Assets

Up

$4,725,763

Up $559,693 (+13%) from 2023

Operations
Liabilities / Revenue73rd percentileNet Margin67th percentile

Revenue

Up

$2,478,874

Up $634,678 (+34%) from 2023

Expenses

Up

$2,118,181

Up $262,553 (+14%) from 2023

Net Income

Up

$360,693

Up $372,125 (+3255%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth71st percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$6.0M$4.0M$2.0M$0Assets 2010: $819,186Liabilities 2010: $80,910Net Assets 2010: $738,2762010Assets 2011: $935,044Liabilities 2011: $89,210Net Assets 2011: $845,8342011Assets 2012: $1,260,738Liabilities 2012: $156,388Net Assets 2012: $1,104,3502012Assets 2013: $1,265,808Liabilities 2013: $112,491Net Assets 2013: $1,153,3172013Assets 2014: $2,029,800Liabilities 2014: $70,716Net Assets 2014: $1,959,0842014Assets 2015: $2,638,607Liabilities 2015: $149,639Net Assets 2015: $2,488,9682015Assets 2016: $2,732,995Liabilities 2016: $90,468Net Assets 2016: $2,642,5272016Assets 2017: $3,003,193Liabilities 2017: $110,144Net Assets 2017: $2,893,0492017Assets 2018: $2,925,413Liabilities 2018: $111,056Net Assets 2018: $2,814,3572018Assets 2019: $3,374,539Liabilities 2019: $112,249Net Assets 2019: $3,262,2902019Assets 2020: $3,970,330Liabilities 2020: $357,539Net Assets 2020: $3,612,7912020Assets 2021: $4,620,112Liabilities 2021: $549,285Net Assets 2021: $4,070,8272021Assets 2022: $4,857,007Liabilities 2022: $1,041,244Net Assets 2022: $3,815,7632022Assets 2023: $5,164,946Liabilities 2023: $998,876Net Assets 2023: $4,166,0702023Assets 2024: $5,852,254Liabilities 2024: $1,126,491Net Assets 2024: $4,725,7632024

Highlighted filing

2024

Assets$5,852,254
Liabilities$1,126,491
Net Assets$4,725,763
Open 2024 Filing

Operations Trend

Revenue Growth80th percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$3.0M$2.0M$1.0M$0-$1.0MExpenses 2010: $246,7842010Expenses 2011: $288,6232011Expenses 2012: $311,7372012Revenue 2013: $549,340Expenses 2013: $514,487Net Income 2013: $34,8532013Revenue 2014: $1,208,027Expenses 2014: $407,085Net Income 2014: $800,9422014Revenue 2015: $1,041,560Expenses 2015: $477,493Net Income 2015: $564,0672015Revenue 2016: $707,591Expenses 2016: $629,217Net Income 2016: $78,3742016Revenue 2017: $555,706Expenses 2017: $473,381Net Income 2017: $82,3252017Revenue 2018: $660,000Expenses 2018: $591,206Net Income 2018: $68,7942018Revenue 2019: $683,573Expenses 2019: $579,992Net Income 2019: $103,5812019Revenue 2020: $1,117,754Expenses 2020: $836,821Net Income 2020: $280,9332020Revenue 2021: $1,876,790Expenses 2021: $1,738,650Net Income 2021: $138,1402021Revenue 2022: $2,113,472Expenses 2022: $1,978,838Net Income 2022: $134,6342022Revenue 2023: $1,844,196Expenses 2023: $1,855,628Net Income 2023: -$11,4322023Revenue 2024: $2,478,874Expenses 2024: $2,118,181Net Income 2024: $360,6932024

Highlighted filing

2024

Revenue$2,478,874
Expenses$2,118,181
Net Income$360,693
Open 2024 Filing

Filings

Most recent year

2024 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$5,852,254
Liabilities
$1,126,491
Net assets
$4,725,763
Revenue
$2,478,874
Expenses
$2,118,181
Net income
$360,693
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$5.85$1.13$4.73$2.48$2.12$0.36
2023Detailed filing. Detailed filing data is available for this year.$5.16$1.00$4.17$1.84$1.86$0.01
2022Detailed filing. Detailed filing data is available for this year.$4.86$1.04$3.82$2.11$1.98$0.13
2021Detailed filing. Detailed filing data is available for this year.$4.62$0.55$4.07$1.88$1.74$0.14
2020Detailed filing. Detailed filing data is available for this year.$3.97$0.36$3.61$1.12$0.84$0.28
2019Detailed filing. Detailed filing data is available for this year.$3.37$0.11$3.26$0.68$0.58$0.10
2018Detailed filing. Detailed filing data is available for this year.$2.93$0.11$2.81$0.66$0.59$0.07
2017Detailed filing. Detailed filing data is available for this year.$3.00$0.11$2.89$0.56$0.47$0.08
2016Detailed filing. Detailed filing data is available for this year.$2.73$0.09$2.64$0.71$0.63$0.08
2015Detailed filing. Detailed filing data is available for this year.$2.64$0.15$2.49$1.04$0.48$0.56
2014Detailed filing. Detailed filing data is available for this year.$2.03$0.07$1.96$1.21$0.41$0.80
2013Detailed filing. Detailed filing data is available for this year.$1.27$0.11$1.15$0.55$0.51$0.03
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.26$0.16$1.10$0.31
2011Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.94$0.09$0.85$0.29
2010Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.82$0.08$0.74$0.25
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Aug 4, 2025
Return Version
2024v5.2
Gross Receipts
$5,658,091
Mission and Program Overview

Mission

The knee society operates to promote outstanding care to patients with knee disorders through innovative research and education.

Balance Sheet Detail
LineBeginningEndChange
Assets
Investments in Publicly Traded Securities$3,039,683$3,453,858▲ $414,175
Cash and Non-Interest-Bearing Accounts$1,267,242$1,554,215▲ $286,973
Intangible Assets$500,000$500,000→ $0
Accounts Receivable$210,862$162,277▼ $48,585
Prepaid Expenses and Deferred Charges$95,234$143,445▲ $48,211
Pledges and Grants Receivable$8,167$3,250▼ $4,917
Total Assets$5,164,946$5,852,254▲ $687,308
Other Assets Total$43,758$35,209▼ $8,549
Liabilities
Accounts Payable and Accrued Expenses$776,740$919,526▲ $142,786
Deferred Revenue$175,300$168,550▼ $6,750
Other Liabilities$46,836$38,415▼ $8,421
Total Liabilities$998,876$1,126,491▲ $127,615
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$2,166,993$2,546,418▲ $379,425
Net Assets With Donor Restrictions$1,999,077$2,179,345▲ $180,268
Total Net Assets Fund Balance$4,166,070$4,725,763▲ $559,693
Total Liabilities and Net Assets / Fund Balance$5,164,946$5,852,254▲ $687,308

Endowment Activity

PeriodBeginningContrib.Gain/LossOther UsesEnd
2024$145,900---$145,900
2023$145,900---$145,900
2022$145,900---$145,900
2021$145,900---$145,900
2020$145,900---$145,900
Compensation and Service Providers
Top Officer PayScore unavailable

Board Members and Trustees

NameTitle
David J Mayman MdCommittee Chair
Gwo-chin Lee MdCommittee Chair
James a Browne MdCommittee Chair
William J Maloney Iii MdImmediate Past President
Henry D Clarke MdPresident
Steven B Haas Md1st Vice President
Craig J Della Valle Md2nd Vice President
Richard Iorio Md3rd Vice President
Olga FoleyExecutive Director
Jess H Lonner MdMember
Shuichi Matsuda MdMember
William G Hamilton MdMember
Scott M Sporer MdSecretary
Michael a Mont MdTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$355,023
Program Service Revenue
$1,843,247
Investment Income
$228,228
Other Revenue
$52,376
All Other Contributions
$138,873
Change in Net Assets
$360,693

Audited Revenue Reconciliation

Revenue per Audited Statements
$2,465,800
Revenue Not Reported on Financial Statements
$13,074
Revenue Not Reported on Form 990
$199,000
Total Revenue per Audited Statements
$2,664,800
Total Revenue per Form 990
$2,478,874
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$1,834,425
Salaries, Compensation, and Employee Benefits$269,740
Grants and Similar Amounts Paid$14,016
Total Fundraising Expense$2,730
Professional Fundraising Fees$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Conferences and Meetings$1,133,928$80-$1,134,008
Other Salaries and Wages$104,472$161,110-$265,582
Fees for Services Other$158,132--$158,132
Travel$104,380$82-$104,462
Office Expenses$19,980$3,847-$23,827
Information Technology$4,527$18,348-$22,875
Occupancy-$20,206-$20,206
Advertising$12,351$1,876$2,730$16,957
Fees for Services Accounting-$16,460-$16,460
Fees for Service Investment Mgmnt Fees-$13,074-$13,074
Grants to Domestic Individuals$10,048--$10,048
Insurance-$5,357-$5,357
Other Employee Benefits$4,158--$4,158
Grants to Domestic Orgs$3,968--$3,968
Fees for Services Legal-$2,515-$2,515
Other Expenses$1,521$72-$1,593
Total Functional Expenses$1,860,868$254,583$2,730$2,118,181

Audited Expense Reconciliation

Line ItemAmount
Total Expenses per Form 990$2,118,181
Expenses per Audited Statements$2,105,107
Total Expenses per Audited Statements$2,105,107
Expenses Not Reported on Financial Statements$13,074
Expenses Not Reported on Form 990$0
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
Lease Liability$38,415
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Audit committee
Yes
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
Yes
Other officer compensation reviewed
No
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section A, Line 6

“The society is organized with members, include active, international, honorary, and emeritus members.”

Form 990, Part VI, Section A, Line 7A

“Voting members have the rights to elect the board.”

Form 990, Part VI, Section B, Line 11B

“Form 990 is provided to the board of directors prior to filing. Questions and issues raised during the board review are resolved prior to filing the form.”

Form 990, Part VI, Section B, Line 12C

“The policy is reviewed annually by the board”

Form 990, Part VI, Section B, Line 15A

“The board reviews and dertermined the compensation of the executive director”

Form 990, Part VI, Section C, Line 19

“Documents available upon request.”

Filing and Contact Details

Filer

Filer Name
The Knee Society
EIN
13-3190169
Phone
8476981632
Address
1515 E WOODFIELD RD 345, SCHAUMBURG, IL 60173

Signing Officer

Name
Michael a Mont Md
Title
Treasurer
Phone
8476981632
Signed
2025-08-04
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Michael a Mont Md
Formed
1983
Legal Domicile
Il
Voting Board Members
13
Independent Board Members
13
Employees
0
Volunteers
200

Preparer

Firm
Porte Brown LLC
Address
9014 HERITAGE PARKWAY SUITE 308, WOODRIDGE, IL 60517
Preparer
Megan Angle
Phone
7084291040
Supplemental Narrative

Additional Explanations

PART XII, LINE 2C:

“No changes from prior year.”

Financial Statement Notes

PART X, LINE 2:

“The society has adopted the provision of asc topic 740, income taxes, relating to the accounting for uncertainty in income taxes. The society files information returns in the u.s. Federal jurisdiction, and the state of illinois. Management is not aware of any uncertain tax positions.”

Raw XML AppendixShowing 400 of 536 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

Path#Value
IRS990/AccountantCompileOrReviewInd00
IRS990/AccountsPayableAccrExpnssGrp/BOYAmt0776740
IRS990/AccountsPayableAccrExpnssGrp/EOYAmt0919526
IRS990/AccountsReceivableGrp/BOYAmt0210862
IRS990/AccountsReceivableGrp/EOYAmt0162277
IRS990/ActivitiesConductedPrtshpInd00
IRS990/ActivityOrMissionDesc0THE KNEE SOCIETY OPERATES TO PROMOTE OUTSTANDING CARE TO PATIENTS WITH KNEE DISORDERS THROUGH INNOVATIVE RESEARCH AND EDUCATION.
IRS990/AdvertisingGrp/FundraisingAmt02730
IRS990/AdvertisingGrp/ManagementAndGeneralAmt01876
IRS990/AdvertisingGrp/ProgramServicesAmt012351
IRS990/AdvertisingGrp/TotalAmt016957
IRS990/AllOtherContributionsAmt0138873
IRS990/AnnualDisclosureCoveredPrsnInd01
IRS990/AuditCommitteeInd01
IRS990/BooksInCareOfDetail/PersonNm0OLGA FOLEY
IRS990/BooksInCareOfDetail/PhoneNum08476981632
IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt01515 E WOODFIELD RD 345
IRS990/BooksInCareOfDetail/USAddress/CityNm0SCHAUMBURG
IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd0IL
IRS990/BooksInCareOfDetail/USAddress/ZIPCd060173
IRS990/BusinessRlnWith35CtrlEntInd00
IRS990/BusinessRlnWithFamMemInd00
IRS990/BusinessRlnWithOrgMemInd00
IRS990/CashNonInterestBearingGrp/BOYAmt01267242
IRS990/CashNonInterestBearingGrp/EOYAmt01554215
IRS990/ChangeToOrgDocumentsInd00
IRS990/CntrctRcvdGreaterThan100KCnt00
IRS990/CollectionsOfArtInd00
IRS990/CompensationFromOtherSrcsInd00
IRS990/CompensationProcessCEOInd01
IRS990/CompensationProcessOtherInd00
IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt080
IRS990/ConferencesMeetingsGrp/ProgramServicesAmt01133928
IRS990/ConferencesMeetingsGrp/TotalAmt01134008
IRS990/ConflictOfInterestPolicyInd01
IRS990/ConservationEasementsInd00
IRS990/ConsolidatedAuditFinclStmtInd00
IRS990/CreditCounselingInd00
IRS990/CYBenefitsPaidToMembersAmt00
IRS990/CYContributionsGrantsAmt0355023
IRS990/CYGrantsAndSimilarPaidAmt014016
IRS990/CYInvestmentIncomeAmt0228228
IRS990/CYOtherExpensesAmt01834425
IRS990/CYOtherRevenueAmt052376
IRS990/CYProgramServiceRevenueAmt01843247
IRS990/CYRevenuesLessExpensesAmt0360693
IRS990/CYSalariesCompEmpBnftPaidAmt0269740
IRS990/CYTotalExpensesAmt02118181
IRS990/CYTotalFundraisingExpenseAmt02730
IRS990/CYTotalProfFndrsngExpnsAmt00
IRS990/CYTotalRevenueAmt02478874
IRS990/DecisionsSubjectToApprovaInd00
IRS990/DeductibleArtContributionInd00
IRS990/DeductibleNonCashContriInd00
IRS990/DeferredRevenueGrp/BOYAmt0175300
IRS990/DeferredRevenueGrp/EOYAmt0168550
IRS990/DelegationOfMgmtDutiesInd00
IRS990/Desc0EDUCATIONAL EVENTS ARE DESIGNED TO PROVIDE PRACTICING ORTHOPAEDIC SURGEONS WITH CURRENT INFORMATION REGARDING DISORDERS OF THE KNEE, SURGICAL AND NON-SURGICAL TREATMENTS FOR THE KNEE, AND EMERGING TECHNOLOGY. SCIENTIFIC PAPERS AND SYMPOSIA WILL PRESENT INFORMATION ON TOTAL KNEE ARTHROPLASTY TO ENGANCE THE CARE OF PATIENTS WITH PAINFUL, ARTHITIC KNEE JOINTS. THE SOCIETY ALSO PROVIDES MEMBERS WITH THE ABILITY TO ORGANIZE VARIOUS EDUCATIONAL SEMINARS AND LECTURES PROVIDED ON INTERIM BASIS.
IRS990/DescribedInSection501c3Ind01
IRS990/DisregardedEntityInd00
IRS990/DocumentRetentionPolicyInd01
IRS990/DonorAdvisedFundInd00
IRS990/DonorRestrictionNetAssetsGrp/BOYAmt01999077
IRS990/DonorRestrictionNetAssetsGrp/EOYAmt02179345
IRS990/DonorRstrOrQuasiEndowmentsInd01
IRS990/ElectionOfBoardMembersInd01
IRS990/EmployeeCnt00
IRS990/EngagedInExcessBenefitTransInd00
IRS990/ExpenseAmt01860868
IRS990/FamilyOrBusinessRlnInd00
IRS990/FederalGrantAuditRequiredInd00
IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt016460
IRS990/FeesForServicesAccountingGrp/TotalAmt016460
IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt02515
IRS990/FeesForServicesLegalGrp/TotalAmt02515
IRS990/FeesForServicesOtherGrp/ProgramServicesAmt0158132
IRS990/FeesForServicesOtherGrp/TotalAmt0158132
IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt013074
IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt013074
IRS990/ForeignActivitiesInd00
IRS990/ForeignFinancialAccountInd00
IRS990/ForeignOfficeInd00
IRS990/Form8282PropertyDisposedOfInd00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt01.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt11.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt21.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt31.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt41.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt51.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt61.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt71.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt81.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt91.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt101.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt111.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt121.00
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt1340.00
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd0X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd1X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd2X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd3X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd4X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd5X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd6X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd7X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd8X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd9X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd10X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd11X
IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd12X
IRS990/Form990PartVIISectionAGrp/OfficerInd0X
IRS990/Form990PartVIISectionAGrp/OfficerInd1X
IRS990/Form990PartVIISectionAGrp/OfficerInd2X
IRS990/Form990PartVIISectionAGrp/OfficerInd3X
IRS990/Form990PartVIISectionAGrp/OfficerInd4X
IRS990/Form990PartVIISectionAGrp/OfficerInd5X
IRS990/Form990PartVIISectionAGrp/OfficerInd6X
IRS990/Form990PartVIISectionAGrp/OfficerInd7X
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt00
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt10
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt20
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt30
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt40
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt50
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt60
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt70
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt80
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt90
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt100
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt110
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt120
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt130
IRS990/Form990PartVIISectionAGrp/PersonNm0HENRY D CLARKE MD
IRS990/Form990PartVIISectionAGrp/PersonNm1STEVEN B HAAS MD
IRS990/Form990PartVIISectionAGrp/PersonNm2CRAIG J DELLA VALLE MD
IRS990/Form990PartVIISectionAGrp/PersonNm3RICHARD IORIO MD
IRS990/Form990PartVIISectionAGrp/PersonNm4WILLIAM J MALONEY III MD
IRS990/Form990PartVIISectionAGrp/PersonNm5SCOTT M SPORER MD
IRS990/Form990PartVIISectionAGrp/PersonNm6MICHAEL A MONT MD
IRS990/Form990PartVIISectionAGrp/PersonNm7DAVID J MAYMAN MD
IRS990/Form990PartVIISectionAGrp/PersonNm8JAMES A BROWNE MD
IRS990/Form990PartVIISectionAGrp/PersonNm9GWO-CHIN LEE MD
IRS990/Form990PartVIISectionAGrp/PersonNm10WILLIAM G HAMILTON MD
IRS990/Form990PartVIISectionAGrp/PersonNm11JESS H LONNER MD
IRS990/Form990PartVIISectionAGrp/PersonNm12SHUICHI MATSUDA MD
IRS990/Form990PartVIISectionAGrp/PersonNm13OLGA FOLEY
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt00
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt10
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt20
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt30
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt40
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt50
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt60
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt70
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt80
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt90
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt100
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt110
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt120
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt130
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt00
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt10
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt20
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt30
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt40
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt50
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt60
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt70
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt80
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt90
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt100
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt110
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt120
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt130
IRS990/Form990PartVIISectionAGrp/TitleTxt0PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt11ST VICE PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt22ND VICE PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt33RD VICE PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt4IMMEDIATE PAST PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt5SECRETARY
IRS990/Form990PartVIISectionAGrp/TitleTxt6TREASURER
IRS990/Form990PartVIISectionAGrp/TitleTxt7COMMITTEE CHAIR
IRS990/Form990PartVIISectionAGrp/TitleTxt8COMMITTEE CHAIR
IRS990/Form990PartVIISectionAGrp/TitleTxt9COMMITTEE CHAIR
IRS990/Form990PartVIISectionAGrp/TitleTxt10MEMBER
IRS990/Form990PartVIISectionAGrp/TitleTxt11MEMBER
IRS990/Form990PartVIISectionAGrp/TitleTxt12MEMBER
IRS990/Form990PartVIISectionAGrp/TitleTxt13EXECUTIVE DIRECTOR
IRS990/Form990ProvidedToGvrnBodyInd01
IRS990/FormationYr01983
IRS990/FormerOfcrEmployeesListedInd00
IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd0X
IRS990/FSAuditedInd01
IRS990/FundraisingActivitiesInd00
IRS990/GainOrLossGrp/SecuritiesAmt0128251
IRS990/GamingActivitiesInd00
IRS990/GoverningBodyVotingMembersCnt013
IRS990/GrantAmt014016
IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt010048
IRS990/GrantsToDomesticIndividualsGrp/TotalAmt010048
IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt03968
IRS990/GrantsToDomesticOrgsGrp/TotalAmt03968
IRS990/GrantsToIndividualsInd01
IRS990/GrantsToOrganizationsInd00
IRS990/GrantToRelatedPersonInd00
IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt03307468
IRS990/GrossReceiptsAmt05658091
IRS990/GroupReturnForAffiliatesInd00
IRS990/IncludeFIN48FootnoteInd01
IRS990/IndependentAuditFinclStmtInd01
IRS990/IndependentVotingMemberCnt013
IRS990/IndivRcvdGreaterThan100KCnt00
IRS990/IndoorTanningServicesInd00
IRS990/InfoInScheduleOPartVIInd0X
IRS990/InfoInScheduleOPartXIIInd0X
IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt018348
IRS990/InformationTechnologyGrp/ProgramServicesAmt04527
IRS990/InformationTechnologyGrp/TotalAmt022875
IRS990/InsuranceGrp/ManagementAndGeneralAmt05357
IRS990/InsuranceGrp/TotalAmt05357
IRS990/IntangibleAssetsGrp/BOYAmt0500000
IRS990/IntangibleAssetsGrp/EOYAmt0500000
IRS990/InvestmentIncomeGrp/ExclusionAmt099977
IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt099977
IRS990/InvestmentInJointVentureInd00
IRS990/InvestmentsPubTradedSecGrp/BOYAmt03039683
IRS990/InvestmentsPubTradedSecGrp/EOYAmt03453858
IRS990/IRPDocumentCnt012
IRS990/IRPDocumentW2GCnt00
IRS990/LegalDomicileStateCd0IL
IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt03179217
IRS990/LoanOutstandingInd00
IRS990/LobbyingActivitiesInd00
IRS990/LocalChaptersInd00
IRS990/MaterialDiversionOrMisuseInd00
IRS990/MembershipDuesAmt0216150
IRS990/MembersOrStockholdersInd01
IRS990/MethodOfAccountingAccrualInd0X
IRS990/MinutesOfCommitteesInd01
IRS990/MinutesOfGoverningBodyInd01
IRS990/MissionDesc0THE KNEE SOCIETY OPERATES TO PROMOTE OUTSTANDING CARE TO PATIENTS WITH KNEE DISORDERS THROUGH INNOVATIVE RESEARCH AND EDUCATION.
IRS990/MoreThan5000KToIndividualsInd00
IRS990/MoreThan5000KToOrgInd00
IRS990/NetAssetsOrFundBalancesBOYAmt04166070
IRS990/NetAssetsOrFundBalancesEOYAmt04725763
IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt0128251
IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt0128251
IRS990/NetUnrelatedBusTxblIncmAmt00
IRS990/NetUnrlzdGainsLossesInvstAmt0199000
IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt02166993
IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt02546418
IRS990/NoListedPersonsCompensatedInd0X
IRS990/NondeductibleContributionsInd00
IRS990/OccupancyGrp/ManagementAndGeneralAmt020206
IRS990/OccupancyGrp/TotalAmt020206
IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt03847
IRS990/OfficeExpensesGrp/ProgramServicesAmt019980
IRS990/OfficeExpensesGrp/TotalAmt023827
IRS990/OfficerMailingAddressInd00
IRS990/OperateHospitalInd00
IRS990/Organization501c3Ind0X
IRS990/OrganizationFollowsFASB117Ind0X
IRS990/OtherAssetsTotalGrp/BOYAmt043758
IRS990/OtherAssetsTotalGrp/EOYAmt035209
IRS990/OtherChangesInNetAssetsAmt00
IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt04158
IRS990/OtherEmployeeBenefitsGrp/TotalAmt04158
IRS990/OtherExpensesGrp/Desc0PROFIT SHARE
IRS990/OtherExpensesGrp/Desc1BANK FEES
IRS990/OtherExpensesGrp/Desc2OTHER BUSINESS EXPENSES
IRS990/OtherExpensesGrp/ManagementAndGeneralAmt011556
IRS990/OtherExpensesGrp/ManagementAndGeneralAmt172
IRS990/OtherExpensesGrp/ProgramServicesAmt0303403
IRS990/OtherExpensesGrp/ProgramServicesAmt11521
IRS990/OtherExpensesGrp/TotalAmt0303403
IRS990/OtherExpensesGrp/TotalAmt111556
IRS990/OtherExpensesGrp/TotalAmt21593
IRS990/OtherLiabilitiesGrp/BOYAmt046836
IRS990/OtherLiabilitiesGrp/EOYAmt038415
IRS990/OtherRevenueMiscGrp/BusinessCd0900099
IRS990/OtherRevenueMiscGrp/Desc0MISCELLANEOUS REVENUE
IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt052376
IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt052376
IRS990/OtherRevenueTotalAmt052376
IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt0161110
IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt0104472
IRS990/OtherSalariesAndWagesGrp/TotalAmt0265582
IRS990/PartialLiquidationInd00
IRS990/PledgesAndGrantsReceivableGrp/BOYAmt08167
IRS990/PledgesAndGrantsReceivableGrp/EOYAmt03250
IRS990/PoliticalCampaignActyInd00
IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt095234
IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt0143445
IRS990/PrincipalOfficerNm0MICHAEL A MONT MD
IRS990/ProfessionalFundraisingInd00
IRS990/ProgramServiceRevenueGrp/BusinessCd0611430
IRS990/ProgramServiceRevenueGrp/Desc0EDUCATION/REGISTRATION
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt01843247
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt01843247
IRS990/ProhibitedTaxShelterTransInd00
IRS990/PYBenefitsPaidToMembersAmt00
IRS990/PYContributionsGrantsAmt0337897
IRS990/PYExcessBenefitTransInd00
IRS990/PYGrantsAndSimilarPaidAmt023000
IRS990/PYInvestmentIncomeAmt059954
IRS990/PYOtherExpensesAmt01610678
IRS990/PYOtherRevenueAmt04044
IRS990/PYProgramServiceRevenueAmt01442301
IRS990/PYRevenuesLessExpensesAmt0-11432
IRS990/PYSalariesCompEmpBnftPaidAmt0221950
IRS990/PYTotalExpensesAmt01855628
IRS990/PYTotalProfFndrsngExpnsAmt00
IRS990/PYTotalRevenueAmt01844196
IRS990/QuidProQuoContributionsInd00
IRS990/ReconcilationRevenueExpnssAmt0360693
IRS990/RegularMonitoringEnfrcInd01
IRS990/RelatedEntityInd00
IRS990/RelatedOrganizationCtrlEntInd00
IRS990/ReportInvestmentsOtherSecInd00
IRS990/ReportLandBuildingEquipmentInd00
IRS990/ReportOtherAssetsInd00
IRS990/ReportOtherLiabilitiesInd01
IRS990/ReportProgramRelatedInvstInd00
IRS990/RevenueAmt01895623
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearAmt080616
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt080616
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt0355023
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt0506397
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt0871018
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt0617230
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt0396142
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt02745810
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt099977
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt057484
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt043635
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt047069
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt049854
IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt0298019
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt01843247
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt01070553
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt01198281
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt01211991
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt0665285
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt05989357
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt099977
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt057484
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt043635
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt047069
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt049854
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt0298019
IRS990ScheduleA/InvestmentIncomeCYPct00.03280
IRS990ScheduleA/InvestmentIncomePYPct00.03400
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearAmt052376
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus1YearAmt04044
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus2YearsAmt0538
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus3YearsAmt0500
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus4YearsAmt06476
IRS990ScheduleA/OtherIncome509Grp/TotalAmt063934
IRS990ScheduleA/PubliclySupportedOrg509a2Ind0X
IRS990ScheduleA/PublicSupportCY509Pct00.80950
IRS990ScheduleA/PublicSupportPY509Pct00.86490
IRS990ScheduleA/PublicSupportTotal509Amt07363702
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearAmt0631894
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus1YearAmt0441000
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus2YearsAmt0131435
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus3YearsAmt058314
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus4YearsAmt0108822
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt01371465
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearAmt0551278
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus1YearAmt0441000
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus2YearsAmt0131435
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus3YearsAmt058314
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus4YearsAmt0108822
IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt01290849
IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind0X
IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt02198270
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt01576950
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt02069299
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt01829221
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt01061427
IRS990ScheduleA/Total509Grp/TotalAmt08735167
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt02350623
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt01638478
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt02113472
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt01876790
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt01117757
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt09097120
IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine10RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorNum0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine10RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine20RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt0RESTRICTED
IRS990/ScheduleBRequiredInd01
IRS990ScheduleD/BoardDesignatedBalanceEOYPct00.13710
IRS990ScheduleD/CYEndwmtFundGrp/BeginningYearBalanceAmt0145900
IRS990ScheduleD/CYEndwmtFundGrp/EndYearBalanceAmt0145900
IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/BeginningYearBalanceAmt0145900

Document Assets

No mirrored PDF or thumbnail assets are attached yet.