Civic Intelligence

Gilbert and Sullivan Opera Company

EIN 36-6111142 • 501(c)3 • Chicago, IL

Profile

Sustain the quality, tradition, and innovation that have delighted audiences for more than 60 years with the hilarity, spark, and stunning melodies of Gilbert & Sullivan's complete works?and occasional related or adjacent works.

1105 W Chicago Ave Ste 201Chicago, IL 60642

www.gsocchicago.org

Siviq Scores

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

Liabilities / Assets

Score unavailable

No value available

Liabilities-to-assets requires both liabilities and assets on the latest valid filing.

Source year 2025

Liabilities / Revenue

Score unavailable

No value available

Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.

Source year 2025

Net Margin

85th percentile

36%

Higher net margin than 85% of similar nonprofits.

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

Top Officer Pay

81st percentile

$0

Higher top officer pay than 81% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

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

Asset Growth

72nd percentile

15%

Faster asset growth than 72% of similar nonprofits.

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

Revenue Growth

27th percentile

-30%

Faster revenue growth than 27% of similar nonprofits.

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

Balance Sheet
Liabilities / AssetsScore unavailable

Assets

Up

$230,073

Up $30,372 (+15%) from 2024

Liabilities

-

No earlier filing loaded for comparison.

Net Assets

Up

$230,073

Up $30,372 (+15%) from 2024

Operations
Liabilities / RevenueScore unavailableNet Margin85th percentile

Revenue

Down

$83,521

Down $35,503 (-30%) from 2024

Expenses

Down

$53,149

Down $35,175 (-40%) from 2024

Net Income

Down

$30,372

Down $328 (-1.1%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth72nd percentile

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

$300K$200K$100K$0Assets 2018: $121,151Liabilities 2018: $0Net Assets 2018: $121,1512018Assets 2019: $152,342Liabilities 2019: $0Net Assets 2019: $152,3422019Assets 2020: $141,105Liabilities 2020: $0Net Assets 2020: $141,1052020Assets 2024: $199,701Net Assets 2024: $199,7012024Assets 2025: $230,073Net Assets 2025: $230,0732025

Highlighted filing

2025

Assets$230,073
Liabilities-
Net Assets$230,073
Open 2025 Filing

Operations Trend

Revenue Growth27th percentile

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

$150K$100K$50K$0-$50KRevenue 2018: $73,621Expenses 2018: $36,402Net Income 2018: $37,2192018Revenue 2019: $71,697Expenses 2019: $40,506Net Income 2019: $31,1912019Revenue 2020: $41,550Expenses 2020: $52,787Net Income 2020: -$11,2372020Revenue 2024: $119,024Expenses 2024: $88,324Net Income 2024: $30,7002024Revenue 2025: $83,521Expenses 2025: $53,149Net Income 2025: $30,3722025

Highlighted filing

2025

Revenue$83,521
Expenses$53,149
Net Income$30,372
Open 2025 Filing

Filings

Most recent year

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

Open filing
Assets
$230,073
Liabilities
-
Net assets
$230,073
Revenue
$83,521
Expenses
$53,149
Net income
$30,372
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$2.30$2.30$0.84$0.53$0.30
2024Detailed filing. Detailed filing data is available for this year.$2.00$2.00$1.19$0.88$0.31
2020Detailed filing. Detailed filing data is available for this year.$1.41$0.00$1.41$0.42$0.53$0.11
2019Detailed filing. Detailed filing data is available for this year.$1.52$0.00$1.52$0.72$0.41$0.31
2018Detailed filing. Detailed filing data is available for this year.$1.21$0.00$1.21$0.74$0.36$0.37
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jul 1, 2024 to Jun 30, 2025
Signed
Nov 17, 2025
Return Version
2024v5.2
Gross Receipts
$83,521
Mission and Program Overview

Mission

Sustain the quality, tradition, and innovation that have delighted audiences for more than 60 years with the hilarity, spark, and stunning melodies of Gilbert & Sullivan's complete works?and occasional related or adjacent works.

Program Services

DescriptionGrantsExpenses
Producing and preserving Gilbert & Sullivans works.-$16,274
Compensation and Service Providers
Top Officer Pay81st percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
Linda Diamond ShapiroTreasurer-$0--
Sara SternPresident-$0--
Nancy LevnerVice President-$0--
John PlampinSecretary-$0--
Mark A JohnsonChairman-$0--
Max BeverDirector-$0--
Victoria GranackiDirector-$0--
Benjamin RecchieDirector-$0--
James RyanDirector-$0--
Barbara SchubertDirector-$0--
Noah FriedlanderDirector-$0--
Filing and Contact Details

Filer

Filer Name
Gilbert and Sullivan Opera Company
EIN
36-6111142
Phone
7735624599
Address
1105 W Chicago Ave Ste 201, Chicago, IL 60642

Signing Officer

Name
Linda Diamond Shapiro
Title
Treasurer
Signed
2025-11-17
Discuss with paid preparer
Yes

Preparer

Firm
Green Mountain Financial
Address
1525 E 53rd Street Suite 935, Chicago, IL 60615
Preparer
Kathryn Smous
Phone
4125594215
Supplemental Narrative

Additional Explanations

Grants and Similar Amounts Paid In Excess of $5,000.1

“| Cash Amount Given: $16274”

Other Expenses.1

“Administrative Expenses $6465”

Other Expenses.2

“Misc $760”

Raw XML Appendix175 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.

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IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt1President
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt2Vice President
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt3Secretary
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt4Chairman
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt5Director
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt6Director
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IRS990EZ/OperateHospitalInd0false
IRS990EZ/Organization501c3Ind0X
IRS990EZ/OrganizationDissolvedEtcInd0false
IRS990EZ/OrganizationHadUBIInd0false
IRS990EZ/OtherExpensesTotalAmt07225
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IRS990EZ/PartVIOfCompOfHghstPdEmplTxt0NONE
IRS990EZ/PoliticalCampaignActyInd0false
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IRS990EZ/ProhibitedTaxShelterTransInd0false
IRS990EZ/RelatedOrganizationCtrlEntInd0false
IRS990EZ/SchoolOperatingInd0false
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IRS990EZ/StatesWhereCopyOfReturnIsFldCd0IL
IRS990EZ/SubjectToProxyTaxInd0false
IRS990EZ/TanningServicesProvidedInd0false
IRS990EZ/TaxImposedOnOrganizationMgrAmt00
IRS990EZ/TaxImposedUnderIRC4911Amt00
IRS990EZ/TaxImposedUnderIRC4912Amt00
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IRS990EZ/TaxReimbursedByOrganizationAmt00
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IRS990EZ/TotalRevenueAmt083521
IRS990EZ/TransactionWithControlEntInd0false
IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd0false
IRS990EZ/TypeOfOrganizationCorpInd0X
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IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt00
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IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0| Cash Amount Given: $16274
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1Administrative Expenses $6465
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IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Grants and Similar Amounts Paid In Excess of $5,000.1
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Other Expenses.1
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2Other Expenses.2
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0Linda Diamond Shapiro
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Treasurer
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-11-17
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0Gilbert and Sullivan Opera Company
ReturnHeader/Filer/BusinessNameControlTxt0GILB
ReturnHeader/Filer/EIN0366111142
ReturnHeader/Filer/PhoneNum07735624599
ReturnHeader/Filer/USAddress/AddressLine1Txt01105 W Chicago Ave Ste 201
ReturnHeader/Filer/USAddress/CityNm0Chicago
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ReturnHeader/Filer/USAddress/ZIPCd060642
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ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0830521580
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Green Mountain Financial
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ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Kathryn Smous
ReturnHeader/PreparerPersonGrp/SelfEmployedInd0X
ReturnHeader/ReturnTs02025-11-17T07:56:20-08:00
ReturnHeader/ReturnTypeCd0990EZ
ReturnHeader/TaxPeriodBeginDt02024-07-01
ReturnHeader/TaxPeriodEndDt02025-06-30
ReturnHeader/TaxYr02024

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