Liabilities / Assets
63rd percentile
Higher debt load relative to assets than 63% of similar nonprofits.
EIN 46-2748155 • 501(c)3 • Lake Forest, CA
Profile
The Performance Division is designed to provide residents of the greater Orange County area with world-class chamber music performances presented by rising stars and established veterans in the classical music world.The Education Division is anchored by the Pre-College Program currently in residence at Chapman University. The program provides a unique and comprehensive musical education that features chamber music coaching and performance classes, musicianship, composition, ear training, career development and college preparation, participation in distinguished guest artist master classes, community outreach performances, and the Rising Stars Recital Series.The Community Outreach Division aspires to make the benefits of music widely accessible through collaborations with local schools and community organizations.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
63rd percentile
Higher debt load relative to assets than 63% of similar nonprofits.
Liabilities / Revenue
66th percentile
Higher debt load relative to revenue than 66% of similar nonprofits.
Net Margin
44th percentile
Higher net margin than 44% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
59th percentile
Faster asset growth than 59% of similar nonprofits.
Revenue Growth
43rd percentile
Faster revenue growth than 43% of similar nonprofits.
Assets
Down$299,013
Down $854 (-0.3%) from 2023
Liabilities
Up$1,334
Up $409 (+44%) from 2023
Net Assets
Down$297,679
Down $1,263 (-0.4%) from 2023
Revenue
Up$252,682
Up $9,622 (+4.0%) from 2023
Expenses
Up$253,945
Up $28,138 (+12%) from 2023
Net Income
Down-$1,263
Down $18,516 (-107%) from 2023
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
The Performance Division is designed to provide residents of the greater Orange County area with world-class chamber music performances presented by rising stars and established veterans in the classical music world.The Education Division is anchored by the Pre-College Program currently in residence at Chapman University. The program provides a unique and comprehensive musical education that features chamber music coaching and performance classes, musicianship, composition, ear training, career development and college preparation, participation in distinguished guest artist master classes, community outreach performances, and the Rising Stars Recital Series.The Community Outreach Division aspires to make the benefits of music widely accessible through collaborations with local schools and community organizations.
The Performance Division is designed to provide residents of the greater Orange County area with world-class chamber music performances presented by rising stars and established veterans in the classical music world. The Education Division is anchored by the Pre-College Program. The program provides a unique and comprehensive musical education that features chamber music coaching and performance classes, musicianship, composition, ear training, career development and college preparation, participation in distinguished guest artist master classes, community outreach performances, and the Rising Stars Recital Series. Open to both pre-formed ensembles and individual instrumentalists, participants in Chamber Music | OCs Adult Chamber Music Program (ACMP) receive comprehensive guidance from renowned resident faculty members on masterpieces from the chamber music repertoire. The ACMP curriculum includes regular coaching, performance opportunities, educational workshops, access to state-of-th
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Savings and Temporary Cash Investments | $100,819 | $105,738 | ▲ $4,919 |
| Cash and Non-Interest-Bearing Accounts | $100,775 | $104,723 | ▲ $3,948 |
| Land, Buildings, and Equipment, Net | $98,273 | $88,552 | ▼ $9,721 |
| Accounts Receivable | - | $0 | - |
| Other Notes and Loans Receivable, Net | - | $0 | - |
| Pledges and Grants Receivable | - | $0 | - |
| Receivable From Disqualified Prsn | - | $0 | - |
| Receivables From Officers Etc | - | $0 | - |
| Investments Other Securities | - | $0 | - |
| Investments Program Related | - | $0 | - |
| Investments in Publicly Traded Securities | - | $0 | - |
| Intangible Assets | - | $0 | - |
| Inventories for Sale or Use | - | $0 | - |
| Prepaid Expenses and Deferred Charges | - | $0 | - |
| Total Assets | $299,867 | $299,013 | ▼ $854 |
| Other Assets Total | - | $0 | - |
| Liabilities | |||
| Other Liabilities | $925 | $1,334 | ▲ $409 |
| Total Liabilities | $925 | $1,334 | ▲ $409 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $298,942 | $297,679 | ▼ $1,263 |
| Total Net Assets Fund Balance | $298,942 | $297,679 | ▼ $1,263 |
| Total Liabilities and Net Assets / Fund Balance | $299,867 | $299,013 | ▼ $854 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Leasehold Improvements | $82,127 | $14,062 | $96,189 |
| Equipment | $4,522 | $30,966 | $35,488 |
| Other Land Buildings | $1,903 | $18,001 | $19,904 |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Ross Gasworth | Director | PT | $18,610 | $18,610 |
| Irena Iryna Krechkovsky | Executive Director | PT | $18,130 | $18,130 |
| Name | Title |
|---|---|
| Joanne Kang | Director |
| Ron Harris | Director |
| Sukhee Kang | Director |
| Kevin Loucks | Strategic CON |
| Line Item | Amount |
|---|---|
| Other Expenses | $169,846 |
| Salaries, Compensation, and Employee Benefits | $84,099 |
| Total Fundraising Expense | $1,007 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Occupancy | $80,888 | $3,546 | - | $84,434 |
| Other Salaries and Wages | $38,758 | $2,625 | - | $41,383 |
| Current Officers, Directors, Trustees, and Key Employees | $24,349 | $11,833 | $558 | $36,740 |
| All Other Expenses | $13,211 | $6,743 | $17 | $19,971 |
| Depreciation Depletion | $5,638 | $3,694 | $389 | $9,721 |
| Insurance | $7,143 | $313 | - | $7,456 |
| Payroll Taxes | $4,827 | $1,106 | $43 | $5,976 |
| Other Expenses | $4,850 | $411 | - | $4,850 |
| Fees for Services Legal | - | $3,582 | - | $3,582 |
| Fees for Services Other | $1,170 | $2,255 | - | $3,425 |
| Advertising | $376 | $1,764 | - | $2,140 |
| Fees for Services Accounting | - | $1,910 | - | $1,910 |
| Travel | - | $432 | - | $432 |
| Total Functional Expenses | $212,172 | $40,766 | $1,007 | $253,945 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
| Line Item | Beginning | End | Change |
|---|---|---|---|
| Receivables from Disqualified Persons | - | $0 | - |
| Receivables from Officers, Directors, Trustees, and Key Employees | - | $0 | - |
| Liability | Amount |
|---|---|
| Amex | $1,334 |
“Kevin Loucks and Irena Krechkovsky married.Sukhee and Joanne Kang are married.”
“Form 990 is reviewed by organizational staff and signer.”
“Annual Review”
“Annual Review”
“Upon Request, copy of such documents will make available for the public.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
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| IRS990/ActivityOrMissionDesc | 0 | The Performance Division is designed to provide residents of the greater Orange County area with world-class chamber music performances presented by rising stars and established veterans in the classical music world. The Education Division is anchored by the Pre-College Program. The program provides a unique and comprehensive musical education that features chamber music coaching and performance classes, musicianship, composition, ear training, career development and college preparation, participation in distinguished guest artist master classes, community outreach performances, and the Rising Stars Recital Series. Open to both pre-formed ensembles and individual instrumentalists, participants in Chamber Music | OCs Adult Chamber Music Program (ACMP) receive comprehensive guidance from renowned resident faculty members on masterpieces from the chamber music repertoire. The ACMP curriculum includes regular coaching, performance opportunities, educational workshops, access to state-of-th |
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| IRS990/Desc | 0 | Education Division: During the 2024/2025 season, the Chamber Music | OC Pre-College Program held 26 days of classes in the fall trimester, 24 days of classes in the winter trimester and 20 days of classes in the spring trimester. The program had a total of 40 students, and 75% of the participants received scholarships or financial assistance. All the students received weekly, in-person group coaching from resident faculty, participated in weekly group classes, and received one-on-one career guidance. Over the course of the program, students performed for visiting Guest Artists and throughout the OC community for various outreach events and presented a series of final in-person performances at Chamber Music OC facility to mark the end of the season.The Chamber Music | OC Adult Chamber Music Program held 25 days of coaching and events. The program had 17 participants, and 6 additional non-participants who frequented monthly events such as the "Play-in" evenings for informal chamber music readings. Over the course of the program, participants received coaching, performed for visiting Guest Artists, participated in annual recitals, worked on recording projects, and gathered for "Play-in" evenings.Community Engagement Division: In 2024, Chamber Music OC's Community Engagement Division presented numerous events at the Freedom Village Retirement Community in Lake Forest, at the Laguna Beach Museum, and the Heritage Pointe in Mission Viejo. Also, Chamber Music OC's Community Outreach Division presented several performances for the residents of Torrance at the First Lutheran Church and School and for residents of Newport Beach at the historic St. John Vianney Chapel. These free, public performances featured members of the Pre-College Program as well as the Adult Chamber Music Program and attracted audiences of all ages. It is Chamber Music | OC's goal to make the benefits of music more widely accessible and approachable for our community.Performance Division: In 2024, Chamber Music OC presented 5 main-series live concert events, in January, March, April, October, and December - these included several traditional concert formats and new concert formats. These events ranged from guest artist performances to faculty showcases, to fundraisers, to live interviews. Chamber Music | OC plans for continued growth in its performance output and audience engagement. |
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| IRS990/MissionDesc | 0 | The Performance Division is designed to provide residents of the greater Orange County area with world-class chamber music performances presented by rising stars and established veterans in the classical music world. The Education Division is anchored by the Pre-College Program. The program provides a unique and comprehensive musical education that features chamber music coaching and performance classes, musicianship, composition, ear training, career development and college preparation, participation in distinguished guest artist master classes, community outreach performances, and the Rising Stars Recital Series. Open to both pre-formed ensembles and individual instrumentalists, participants in Chamber Music | OCs Adult Chamber Music Program (ACMP) receive comprehensive guidance from renowned resident faculty members on masterpieces from the chamber music repertoire. The ACMP curriculum includes regular coaching, performance opportunities, educational workshops, access to state-of-th |
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| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 925 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 1334 |
| IRS990/OtherRevenueTotalAmt | 0 | 0 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 2625 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 38758 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 41383 |
| IRS990/OthNotesLoansReceivableNetGrp/EOYAmt | 0 | 0 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PaymentsToAffiliatesGrp/TotalAmt | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 43 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 1106 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 4827 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 5976 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 0 |
| IRS990/PledgesAndGrantsReceivableGrp/EOYAmt | 0 | 0 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 0 |
| IRS990/PrincipalOfficerNm | 0 | Ross Gasworth |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 204032 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 819 |
| IRS990/PymtTravelEntrtnmntPubOfclGrp/TotalAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 157977 |
| IRS990/PYOtherRevenueAmt | 0 | 38209 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 17253 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 67830 |
| IRS990/PYTotalExpensesAmt | 0 | 225807 |
| IRS990/PYTotalRevenueAmt | 0 | 243060 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvblFromDisqualifiedPrsnGrp/EOYAmt | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReceivablesFromOfficersEtcGrp/EOYAmt | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -1263 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | 51901 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | true |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RoyaltiesGrp/TotalAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 100819 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 105738 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 247763 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 242241 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 293383 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 219169 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 206303 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 1208859 |
| IRS990ScheduleA/GovtFurnSrvcFcltsVl170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearAmt | 0 | 4919 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 819 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 5738 |
| IRS990ScheduleA/OtherIncome170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.99530 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 0.99920 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 1208859 |
| IRS990ScheduleA/SubstantialContributorsTotAmt | 0 | 0 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 247763 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 242241 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 293383 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 219169 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 206303 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 1208859 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 1214597 |
| IRS990ScheduleA/UnrelatedBusinessNetIncm170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990/ScheduleBRequiredInd | 0 | true |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 4522 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 30966 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 35488 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/BookValueAmt | 0 | 82127 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/DepreciationAmt | 0 | 14062 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/OtherCostOrOtherBasisAmt | 0 | 96189 |
| IRS990ScheduleD/OtherLandBuildingsGrp/BookValueAmt | 0 | 1903 |
| IRS990ScheduleD/OtherLandBuildingsGrp/DepreciationAmt | 0 | 18001 |
| IRS990ScheduleD/OtherLandBuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 19904 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 0 | 1334 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | AMEX |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 88552 |
| IRS990ScheduleD/TotalLiabilityAmt | 0 | 1334 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Kevin Loucks and Irena Krechkovsky married.Sukhee and Joanne Kang are married. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | Form 990 is reviewed by organizational staff and signer. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | Annual Review |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | Annual Review |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | Upon Request, copy of such documents will make available for the public. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990, Part VI, Section A, Line 2 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part VI, Section B, Line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Form 990, Part VI, Section B, Line 15a |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Form 990, Part VI, Section B, Line 15b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Form 990, Part VI, Section C, Line 19 |
| IRS990/SchoolOperatingInd | 0 | false |
| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | CA |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | false |
| IRS990/SubjectToProxyTaxInd | 0 | false |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990/TaxablePartyNotificationInd | 0 | false |
| IRS990/TaxExemptBondsInd | 0 | false |
| IRS990/TerminateOperationsInd | 0 | false |
| IRS990/TotalAssetsBOYAmt | 0 | 299867 |
| IRS990/TotalAssetsEOYAmt | 0 | 299013 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 299867 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 299013 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 195862 |
| IRS990/TotalEmployeeCnt | 0 | 13 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 1007 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 40766 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 212172 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 253945 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 925 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 1334 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 925 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 1334 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 298942 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 297679 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 212172 |
| IRS990/TotalProgramServiceRevenueAmt | 0 | 0 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 36740 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 56820 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 252682 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 299867 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 299013 |
| IRS990/TravelGrp/ManagementAndGeneralAmt | 0 | 432 |
| IRS990/TravelGrp/TotalAmt | 0 | 432 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | 23666 Birtcher Dr |
| IRS990/USAddress/CityNm | 0 | Lake Forest |
| IRS990/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/USAddress/ZIPCd | 0 | 92630 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 7 |
| IRS990/VotingMembersIndependentCnt | 0 | 5 |
| IRS990/WebsiteAddressTxt | 0 | www.chambermusicoc.org |
| IRS990/WhistleblowerPolicyInd | 0 | true |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Ross Gasworth |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Dir of Finance |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-10-21 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | Chamber Music OC |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | CHAM |
| ReturnHeader/Filer/EIN | 0 | 462748155 |
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