Civic Intelligence

Mountainside Master Chorale Inc.

990EZ • Fiscal year 2025 • EIN 33-0630904

Sep 01, 2024 to Aug 31, 2025 • Filed on Sep 19, 2025

Organization Profilemountainsidemasterchorale.org
P O Box 268Claremont, CA 91711

(909) 624-9663

Siviq Scores

Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.

Liabilities / Assets

62nd percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2025 filings • 501(c)3 • <$500k nonprofits • Source year 2025

Liabilities / Revenue

63rd percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

2025 filings • 501(c)3 • <$500k nonprofits • Source year 2025

Net Margin

35th percentile

-3.1%

Higher net margin than 35% of similar nonprofits.

2025 filings • 501(c)3 • <$500k nonprofits • Source year 2025

Top Officer Pay

87th percentile

$15,000

Higher top officer pay than 87% of similar nonprofits.

Top officer pay equals 21.6% of source-year revenue.

2025 filings • 501(c)3 • <$500k nonprofits • Source year 2025

Asset Growth

39th percentile

-3.5%

Faster asset growth than 39% of similar nonprofits.

2025 filings • 501(c)3 • <$500k nonprofits • Annualized from 2024 to 2025

Revenue Growth

85th percentile

47%

Faster revenue growth than 85% of similar nonprofits.

2025 filings • 501(c)3 • <$500k nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets62nd percentile

Assets

Up

$59,673

Up $5,023 (+9.2%) from 2022

Net Assets

Up

$59,673

Up $5,023 (+9.2%) from 2022

Liabilities

Flat

$0

Flat from 2022

Revenue And Expenses
Liabilities / Revenue63rd percentileNet Margin35th percentile

Revenue

Up

$69,371

Up $32,919 (+90%) from 2022

Expenses

Up

$71,523

Up $25,394 (+55%) from 2022

Net Income

Up

-$2,152

Up $7,525 (+78%) from 2022

Historical Trend

Balance Sheet Trend

Asset Growth39th percentile

The highlighted filing sits inside the broader history for assets, liabilities, and net assets.

$80K$60K$40K$20K$0Assets 2014: $36,331Liabilities 2014: $0Net Assets 2014: $36,3312014Assets 2015: $40,845Liabilities 2015: $0Net Assets 2015: $40,8452015Assets 2016: $45,243Liabilities 2016: $0Net Assets 2016: $45,2432016Assets 2017: $52,780Liabilities 2017: $0Net Assets 2017: $52,7802017Assets 2018: $48,331Liabilities 2018: $0Net Assets 2018: $48,3312018Assets 2019: $61,045Liabilities 2019: $0Net Assets 2019: $61,0452019Assets 2020: $57,719Liabilities 2020: $0Net Assets 2020: $57,7192020Assets 2021: $64,327Liabilities 2021: $0Net Assets 2021: $64,3272021Assets 2022: $54,650Liabilities 2022: $0Net Assets 2022: $54,6502022Assets 2025: $59,673Liabilities 2025: $0Net Assets 2025: $59,6732025

Highlighted filing

2025

Assets$59,673
Liabilities$0
Net Assets$59,673
Open 2025 Filing

Operations Trend

Revenue Growth85th percentile

Revenue, expenses, and net income across loaded years, with this filing highlighted.

$100K$50K$0-$50KRevenue 2014: $82,281Expenses 2014: $78,021Net Income 2014: $4,2602014Revenue 2015: $82,731Expenses 2015: $78,217Net Income 2015: $4,5142015Revenue 2016: $82,296Expenses 2016: $77,898Net Income 2016: $4,3982016Revenue 2017: $88,004Expenses 2017: $80,467Net Income 2017: $7,5372017Revenue 2018: $71,988Expenses 2018: $76,437Net Income 2018: -$4,4492018Revenue 2019: $75,619Expenses 2019: $62,905Net Income 2019: $12,7142019Revenue 2020: $51,770Expenses 2020: $55,096Net Income 2020: -$3,3262020Revenue 2021: $33,150Expenses 2021: $26,542Net Income 2021: $6,6082021Revenue 2022: $36,452Expenses 2022: $46,129Net Income 2022: -$9,6772022Revenue 2025: $69,371Expenses 2025: $71,523Net Income 2025: -$2,1522025

Highlighted filing

2025

Revenue$69,371
Expenses$71,523
Net Income-$2,152
Open 2025 Filing
Jump To
Filing Snapshot
Filing Period
Sep 1, 2024 to Aug 31, 2025
Signed
Sep 19, 2025
Return Version
2024v5.0
Gross Receipts
$69,371
Mission and Program Overview

Mission

Presenting choral music to the community

Program Services

DescriptionGrantsExpenses
May Choral Concert for the community, 202 attendees, live performance$0$26,001
Christmas choral concert for the community, 156 attendees, live performance$0$17,363
March choral concert for the community, 106 attendees, live performance$0$12,435
October Choral Concert for the community, 146 attendees, live performance$0$11,080
Compensation and Service Providers
Top Officer Pay87th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
Matthew MilesArtistic DirectorPT$15,000-$15,000
Zach DeChanceAccompanistPT$7,344-$7,344
Susan WincklerAssistant Artistic DirectorPT$4,000-$4,000
Mindy KimAlto Staff Singer-$3,294-$3,294
Patrick BlackwellBass Staff Singer-$3,125-$3,125
Karen MorrisonSoprano Staff Singer-$3,050-$3,050
Robin Billings-ReyesWomen'S Section LeaderPT$2,500-$2,500
John BeckmanPresidentPT$0--
Deena OrtizVice President-$0--
Lisa SimpsonTreasurerPT$0--
Nancy RodewoldSecretary-$0--
Tom MolinaroDirector-$0--
Margaret RiehnDirector-$0--
Filing and Contact Details

Filer

Filer Name
Mountainside Master Chorale Inc
EIN
33-0630904
Phone
9096249663
Address
P O Box 268, Claremont, CA 91711

Signing Officer

Name
Lisa Simpson
Title
Treasurer
Phone
9096249663
Signed
2025-09-19
Supplemental Narrative

Additional Explanations

Form 990-EZ, Part I, Line 8

“Program Ads 1100”

Form 990-EZ, Part I, Line 16

“Advertising & Marketing 443, Banking 454, Insurance 2052, Internet/Website 932, Memberships 225, Tax Related 25, Sheet Music 3113, Royalties 505, Supplies 61”

Raw XML Appendix304 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
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IRS990EZ/BooksInCareOfDetail/USAddress/CityNm0Claremont
IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd0CA
IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd091711
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IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm0Matthew Miles
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IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm4Karen Morrison
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm5Mindy Kim
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm6Patrick Blackwell
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm7John Beckman
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm8Deena Ortiz
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm9Lisa Simpson
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm10Nancy Rodewold
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm11Tom Molinaro
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm12Margaret Riehn
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt0Artistic Director
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt1Accompanist
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt2Assistant Artistic Director
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt3Women's Section Leader
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt4Soprano Staff Singer
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt5Alto Staff Singer
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt6Bass Staff Singer
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt7President
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt8Vice President
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt9Treasurer
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt10Secretary
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt11Director
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt12Director
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IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt00
IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind0X
IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt064517
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt043011
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt057211
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt032979
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt033150
IRS990ScheduleA/Total509Grp/TotalAmt0230868
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt069370
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt047244
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt063970
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt036452
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt033151
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt0250187
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
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0Program Ads 1100
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1Advertising & Marketing 443, Banking 454, Insurance 2052, Internet/Website 932, Memberships 225, Tax Related 25, Sheet Music 3113, Royalties 505, Supplies 61
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990-EZ, Part I, Line 8
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Form 990-EZ, Part I, Line 16
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/PersonNm0Lisa Simpson
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Treasurer
ReturnHeader/BusinessOfficerGrp/PhoneNum09096249663
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-09-19
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0MOUNTAINSIDE MASTER CHORALE INC
ReturnHeader/Filer/BusinessNameControlTxt0MOUN
ReturnHeader/Filer/EIN0330630904
ReturnHeader/Filer/PhoneNum09096249663
ReturnHeader/Filer/USAddress/AddressLine1Txt0P O Box 268
ReturnHeader/Filer/USAddress/CityNm0Claremont
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CA
ReturnHeader/Filer/USAddress/ZIPCd091711
ReturnHeader/IRSResponsiblePrtyInfoCurrInd01
ReturnHeader/ReturnTs02025-09-19T15:46:24-07:00
ReturnHeader/ReturnTypeCd0990EZ
ReturnHeader/TaxPeriodBeginDt02024-09-01
ReturnHeader/TaxPeriodEndDt02025-08-31
ReturnHeader/TaxYr02024

Document Assets

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Filings

Displayed year

2025 • Form 990EZDetailed filing. Detailed filing data is available for this year.

Open filing
Assets
$59,673
Liabilities
$0
Net assets
$59,673
Revenue
$69,371
Expenses
$71,523
Net income
-$2,152
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$59.7$0.00$59.7$69.4$71.5$2.15
2022Detailed filing. Detailed filing data is available for this year.$54.7$0.00$54.7$36.5$46.1$9.68
2021XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$64.3$0.00$64.3$33.2$26.5$6.61
2020XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$57.7$0.00$57.7$51.8$55.1$3.33
2019XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$61.0$0.00$61.0$75.6$62.9$12.7
2018Detailed filing. Detailed filing data is available for this year.$48.3$0.00$48.3$72.0$76.4$4.45
2017XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$52.8$0.00$52.8$88.0$80.5$7.54
2016Detailed filing. Detailed filing data is available for this year.$45.2$0.00$45.2$82.3$77.9$4.40
2015Detailed filing. Detailed filing data is available for this year.$40.8$0.00$40.8$82.7$78.2$4.51
2014Detailed filing. Detailed filing data is available for this year.$36.3$0.00$36.3$82.3$78.0$4.26