Civic Intelligence

Illuminating Engineering Society

990 • Fiscal year 2024 • EIN 13-1767038

Jan 01, 2024 to Dec 31, 2024 • Filed on Nov 14, 2025

85 Broad Street 17 FLNew York, NY 10004

(212) 248-5000

Siviq Scores

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

Liabilities / Assets

55th percentile

0.16x

Higher debt load relative to assets than 55% of similar nonprofits.

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

Liabilities / Revenue

42nd percentile

0.11x

Higher debt load relative to revenue than 42% of similar nonprofits.

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

Net Margin

7th percentile

-42%

Higher net margin than 7% of similar nonprofits.

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

Top Officer Pay

90th percentile

$322,930

Higher top officer pay than 90% of similar nonprofits.

Top officer pay equals 5.6% of source-year revenue.

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

Asset Growth

1st percentile

-69%

Faster asset growth than 1% of similar nonprofits.

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

Revenue Growth

70th percentile

23%

Faster revenue growth than 70% of similar nonprofits.

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

Assets

Down

$4,012,692

Down $8,915,026 (-69%) from 2023

Net Assets

Down

$3,377,462

Down $2,982,734 (-47%) from 2023

Liabilities

Down

$635,230

Down $5,932,292 (-90%) from 2023

Revenue

Up

$5,751,841

Up $1,075,694 (+23%) from 2023

Expenses

Up

$8,147,207

Up $1,041,020 (+15%) from 2023

Net Income

Up

-$2,395,366

Up $34,674 (+1.4%) from 2023

Historical Trend

Balance Sheet Trend

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

$30M$20M$10M$0Assets 2011: $14,469,493Liabilities 2011: $935,467Net Assets 2011: $13,534,0262011Assets 2012: $15,622,989Liabilities 2012: $712,023Net Assets 2012: $14,910,9662012Assets 2013: $17,124,323Liabilities 2013: $748,951Net Assets 2013: $16,375,3722013Assets 2014: $18,604,970Liabilities 2014: $836,945Net Assets 2014: $17,768,0252014Assets 2015: $19,482,655Liabilities 2015: $1,309,017Net Assets 2015: $18,173,6382015Assets 2016: $20,567,831Liabilities 2016: $717,302Net Assets 2016: $19,850,5292016Assets 2017: $21,750,831Liabilities 2017: $1,280,802Net Assets 2017: $20,470,0292017Assets 2018: $23,022,696Liabilities 2018: $2,417,958Net Assets 2018: $20,604,7382018Assets 2019: $22,707,576Liabilities 2019: $2,723,301Net Assets 2019: $19,984,2752019Assets 2020: $18,835,076Liabilities 2020: $2,361,176Net Assets 2020: $16,473,9002020Assets 2021: $17,570,953Liabilities 2021: $2,332,568Net Assets 2021: $15,238,3852021Assets 2022: $12,308,112Liabilities 2022: $1,864,613Net Assets 2022: $10,443,4992022Assets 2023: $12,927,718Liabilities 2023: $6,567,522Net Assets 2023: $6,360,1962023Assets 2024: $4,012,692Liabilities 2024: $635,230Net Assets 2024: $3,377,4622024

Highlighted filing

2024

Assets$4,012,692
Liabilities$635,230
Net Assets$3,377,462

Operations Trend

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

$10M$5.0M$0-$5.0MRevenue 2011: $6,638,207Expenses 2011: $4,953,041Net Income 2011: $1,685,1662011Revenue 2012: $6,903,978Expenses 2012: $5,510,707Net Income 2012: $1,393,2712012Revenue 2013: $7,162,898Expenses 2013: $5,619,860Net Income 2013: $1,543,0382013Revenue 2014: $7,379,695Expenses 2014: $6,093,494Net Income 2014: $1,286,2012014Revenue 2015: $7,070,457Expenses 2015: $6,647,024Net Income 2015: $423,4332015Revenue 2016: $8,341,476Expenses 2016: $6,938,871Net Income 2016: $1,402,6052016Revenue 2017: $8,094,023Expenses 2017: $7,477,995Net Income 2017: $616,0282017Revenue 2018: $8,872,722Expenses 2018: $8,230,547Net Income 2018: $642,1752018Revenue 2019: $8,197,833Expenses 2019: $9,092,773Net Income 2019: -$894,9402019Revenue 2020: $5,095,869Expenses 2020: $8,661,589Net Income 2020: -$3,565,7202020Revenue 2021: $4,316,223Expenses 2021: $6,441,858Net Income 2021: -$2,125,6352021Revenue 2022: $5,226,377Expenses 2022: $8,408,326Net Income 2022: -$3,181,9492022Revenue 2023: $4,676,147Expenses 2023: $7,106,187Net Income 2023: -$2,430,0402023Revenue 2024: $5,751,841Expenses 2024: $8,147,207Net Income 2024: -$2,395,3662024

Highlighted filing

2024

Revenue$5,751,841
Expenses$8,147,207
Net Income-$2,395,366
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Nov 14, 2025
Return Version
2024v5.2
Gross Receipts
$8,024,475
Mission and Program Overview

Mission

The illuminating engineering society ("ies") seeks to improve the lighting environment by bringing together those with lighting knowledge and by translating that knowledge into actions that benefit the public.

SEE SCHEDULE O

Balance Sheet Detail
LineBeginningEndChange
Assets
Investments in Publicly Traded Securities$3,675,984$2,029,913▼ $1,646,071
Savings and Temporary Cash Investments$1,196,348$1,372,690▲ $176,342
Accounts Receivable$196,753$242,849▲ $46,096
Prepaid Expenses and Deferred Charges$273,483$195,291▼ $78,192
Cash and Non-Interest-Bearing Accounts$341,761$164,164▼ $177,597
Land, Buildings, and Equipment, Net$1,621,994$7,785▼ $1,614,209
Total Assets$7,306,323$4,012,692▼ $3,293,631
Liabilities
Other Liabilities$987,357$0▼ $987,357
Accounts Payable and Accrued Expenses$468,529$354,471▼ $114,058
Deferred Revenue$124,355$280,759▲ $156,404
Total Liabilities$1,580,241$635,230▼ $945,011
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$4,565,862$2,192,968▼ $2,372,894
Net Assets With Donor Restrictions$1,160,220$1,184,494▲ $24,274
Total Net Assets Fund Balance$5,726,082$3,377,462▼ $2,348,620
Total Liabilities and Net Assets / Fund Balance$7,306,323$4,012,692▼ $3,293,631

Asset Categories

AssetBook ValueDepreciationBasis
Equipment$6,768$125,274$132,042
Other Land Buildings$1,017$3,998$5,015

Endowment Activity

PeriodBeginningContrib.Gain/LossOther UsesEnd
2024$1,160,220$15,680▲ $60,590$51,996$1,184,494
2023$1,182,767$340▲ $39,259$62,146$1,160,220
2022$3,371,025$20,405▲ $186,635$2,395,298$1,182,767
2021$3,809,815$1,240▼ $315,533$124,497$3,371,025
2020$3,652,507$1,740▲ $248,568$93,000$3,809,815
Compensation and Service Providers

Employees

NameTitleFull / Part TimeBaseOtherTotal
Colleen HarperExecutive Director & CEOFT$257,500$65,430$322,930
Olga LoukinaChief Financial OfficerFT$205,000$63,255$268,255
Graham KirkDirector of Marketing & Business DevelopmentFT$164,000$35,897$199,897
Graham KirkDirector of Marketing & Business Dev-$164,000$35,897$199,897
Brienne WillcockDirector of Education & StandardsFT$174,250$23,276$197,526
Patricia McgillicuddySenior Manager of Technical ContentFT$145,466$17,680$163,146
Klysha RossDirector of Event OperationsFT$148,625$10,612$159,237

Highest Paid Contractors

ContractorServicesLocationCompensation
Mark LienIndustry/technical Relations Serv.8 EDELWEISS LN, Swannanoa, NC 28778$162,423
Gogather LLCConferences Management Serv.500 LA TERRAZA BLVD STE 150, Escondido, CA 92025$132,110
Revenue and Support

Revenue Composition

Contributions and Grants
$1,244,706
Program Service Revenue
$3,391,805
Investment Income
$261,938
Other Revenue
$853,392
All Other Contributions
$72,435
Change in Net Assets
$-2,395,366

Audited Revenue Reconciliation

Revenue per Audited Statements
$5,733,460
Revenue Not Reported on Financial Statements
$18,381
Revenue Not Reported on Form 990
$68,721
Total Revenue per Audited Statements
$5,802,181
Total Revenue per Form 990
$5,751,841
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$5,649,359
Salaries, Compensation, and Employee Benefits$2,464,243
Grants and Similar Amounts Paid$33,605
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Depreciation Depletion$1,101,394$515,924-$1,617,318
Other Salaries and Wages$1,036,536$485,590-$1,522,126
Conferences and Meetings$1,503,554--$1,503,554
Fees for Services Other$658,717$26,586-$685,303
Current Officers, Directors, Trustees, and Key Employees$399,904$191,281-$591,185
Travel$141,560$132,683-$274,243
Office Expenses$147,912$27,425-$175,337
Other Employee Benefits$99,530$52,546-$152,076
Payroll Taxes$107,276$41,819-$149,095
Occupancy$87,871$41,160-$129,031
Other Expenses$109,720$98,991-$98,991
Fees for Services Legal-$91,481-$91,481
Advertising$82,179--$82,179
Insurance-$52,946-$52,946
Pension Plan Contributions$32,567$17,194-$49,761
Grants to Domestic Individuals$33,605--$33,605
Fees for Services Accounting-$32,820-$32,820
Fees for Service Investment Mgmnt Fees-$18,382-$18,382
All Other Expenses$12,577--$12,577
Total Functional Expenses$6,223,087$1,924,120$0$8,147,207

Audited Expense Reconciliation

Line ItemAmount
Total Expenses per Audited Statements$8,150,801
Total Expenses per Form 990$8,147,207
Expenses per Audited Statements$8,128,826
Expenses Not Reported on Form 990$21,975
Expenses Not Reported on Financial Statements$18,381
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
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Audit committee
Yes
Backup withholding compliance
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
Yes
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
Yes
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section A, Line 6

The illuminating engineering society was incorporated as a membership organization.

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

There is an annual election of board of directors and officers. President, past president, and vice president serve for one year. Treasurer and directors serve for two years.

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

Major by-laws changes are subject to the membership approval.

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

The form 990 will be reviewed by the treasurer prior to filing.

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

Anyone who falls under the clause is required to sign the statement annually.

Form 990, Part VI, Section B, Line 15

The executive committee of the board has reviews comparable statistical data and deliberates and approved compensation annually. The executive director performs an annual evaluation and approves compensation annually.

Form 990, Part VI, Section C, Line 19

Ies makes its governing documents and conflict of interest policy available to the public upon request. Ies's form 990 and financial statements are available on the internet.

Filing and Contact Details

Filer

Filer Name
Illuminating Engineering Society
EIN
13-1767038
Phone
2122485000
Address
85 BROAD STREET 17 FL, NEW YORK, NY 10004

Signing Officer

Name
Jeremy Maxie
Title
Treasurer
Phone
2122485000
Signed
2025-11-14
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Jeremy Maxie
Formed
1906
Legal Domicile
Ny
Voting Board Members
14
Independent Board Members
14
Employees
20
Volunteers
1,000

Preparer

Firm
CONDON O'MEARA MCGINTY & DONNELLY LLP
Address
ONE BATTERY PARK PLAZA 7TH FL, NEW YORK, NY 10004
Preparer
Alexander Lazzaruolo
Phone
2126617777
Supplemental Narrative

Additional Explanations

Part I - Line 1

The ies seeks to improve the lighting environment by bringing together those with lighting knowledge and by the translating that knowledge into actions that benefit the public.

Form 990, Part III, Line 3

Ceased to produce its monthly magazine "ld+a magazine" which was sold to a publishing company.

Part III - Line 4A

Conferences: ies annual conference is a range of educational programming including workshops, seminars, immersive experiences, tours, networking, and paper and poster presentation on the art, design, science, and research of lighting relevant to lighting professional educators, and related design disciplines. Street and area lighting conference (salc) is an educational conference held once a year which is weighted towards roadway lighting issues. Illuminating awards (ia) event recognizes individuals for professionalism, ingenuity, and originality in lighting design based on the individual merit of each entry. Judges are selected from a broad professional spectrum, representing knowledge of lighting and design excellence.

Part III - Line 4B

Standards, research, leukos & technical committees: the primary role of the program is to develop lighting standards for the benefit of the public. Volunteer technical committees of industry experts and interested parties work diligently to develop and maintain ies lighting library, consisting of approximately 70 publications that have been vetted though ansi accredited standards development organization (sdo) process. Our documents include recommended practices for many lighting applications, industry standards on light source and luminaire measurement and testing, and a variety of technical memoranda and design guide documents covering a wide expanse of illumination topics. Leukos is an online, quarterly journal which is an international venue for technical developments, scientific discoveries, and experimental results of current interest or lasting importance in the applied use of light.

Part III - Line 4C

Membership: the illuminating engineering society is a membership organization of more than 6,000 engineers, architects, designers, educators, students, contractors, distributors, utility personnel, manufacturers and scientists in nearly 60 countries. Ies is the premier source of learning and knowledge for the lighting profession, and provides resources, education, and standards to enhance the efficacy of those working to improve the lighted environment. The ies membership department manages and cultivates relationships with members; focuses on member satisfaction, engagement, retention, and acquisition; coordinates with local member groups; evaluates and enhances member benefits.

Financial Statement Notes

PART V, LINE 4:

The board designated funds were established to receive contributions and grants in order to further the educational goals of ies. The temporarily restricted funds have been contributed to ies for specific purposes, primarily for lighting education, awards and scholarships.

PART XI, LINE 2D - OTHER ADJUSTMENTS:

Cost of goods sold 21,975.

PART XII, LINE 2D - OTHER ADJUSTMENTS:

Cost of goods sold 21,975.

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IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt1623276
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt1735897
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt1810612
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt1917680
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IRS990/Form990PartVIISectionAGrp/PersonNm3IRA ROTHMAN
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IRS990/Form990PartVIISectionAGrp/PersonNm9MICHAEL MYER
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IRS990/Form990PartVIISectionAGrp/PersonNm11REBECCA BECKY STUART
IRS990/Form990PartVIISectionAGrp/PersonNm12KELLY OCONNOR
IRS990/Form990PartVIISectionAGrp/PersonNm13JARED SMITH PENG LC IES LEED AP
IRS990/Form990PartVIISectionAGrp/PersonNm14COLLEEN HARPER
IRS990/Form990PartVIISectionAGrp/PersonNm15OLGA LOUKINA
IRS990/Form990PartVIISectionAGrp/PersonNm16BRIENNE WILLCOCK
IRS990/Form990PartVIISectionAGrp/PersonNm17GRAHAM KIRK
IRS990/Form990PartVIISectionAGrp/PersonNm18KLYSHA ROSS
IRS990/Form990PartVIISectionAGrp/PersonNm19PATRICIA MCGILLICUDDY
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IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt20
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IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt90
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt100
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt110
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt120
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt130
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt14270000
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt15220000
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt16174250
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt17164000
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt18148625
IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt19145466
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt00
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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
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IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt150
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt160
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt170
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt180
IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt190
IRS990/Form990PartVIISectionAGrp/TitleTxt0PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt1PAST PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt2VICE PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt3TREASURER
IRS990/Form990PartVIISectionAGrp/TitleTxt4DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt5DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt6DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt7DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt8DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt9DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt10DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt11DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt12DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt13DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt14EXECUTIVE DIRECTOR & CEO
IRS990/Form990PartVIISectionAGrp/TitleTxt15CHIEF FINANCIAL OFFICER
IRS990/Form990PartVIISectionAGrp/TitleTxt16DIRECTOR OF EDUCATION & STANDARDS
IRS990/Form990PartVIISectionAGrp/TitleTxt17DIRECTOR OF MARKETING & BUSINESS DEVELOPMENT
IRS990/Form990PartVIISectionAGrp/TitleTxt18DIRECTOR OF EVENT OPERATIONS
IRS990/Form990PartVIISectionAGrp/TitleTxt19SENIOR MANAGER OF TECHNICAL CONTENT
IRS990/Form990ProvidedToGvrnBodyInd01
IRS990/Form990TFiledInd01
IRS990/FormationYr01906
IRS990/FormerOfcrEmployeesListedInd00
IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd0X
IRS990/FSAuditedInd01
IRS990/FundraisingActivitiesInd00
IRS990/GainOrLossGrp/SecuritiesAmt0143365
IRS990/GamingActivitiesInd00
IRS990/GoverningBodyVotingMembersCnt014
IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt033605
IRS990/GrantsToDomesticIndividualsGrp/TotalAmt033605
IRS990/GrantsToIndividualsInd01
IRS990/GrantsToOrganizationsInd00
IRS990/GrantToRelatedPersonInd00
IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt02394024
IRS990/GrossReceiptsAmt08024475
IRS990/GrossSalesOfInventoryAmt0151393
IRS990/GroupReturnForAffiliatesInd00
IRS990/IncludeFIN48FootnoteInd00
IRS990/IndependentAuditFinclStmtInd01
IRS990/IndependentVotingMemberCnt014
IRS990/IndivRcvdGreaterThan100KCnt06
IRS990/IndoorTanningServicesInd00
IRS990/InfoInScheduleOPartIIIInd0X
IRS990/InfoInScheduleOPartVIInd0X
IRS990/InsuranceGrp/ManagementAndGeneralAmt052946
IRS990/InsuranceGrp/TotalAmt052946
IRS990/InvestmentIncomeGrp/ExclusionAmt0118573
IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt0118573
IRS990/InvestmentInJointVentureInd00
IRS990/InvestmentsPubTradedSecGrp/BOYAmt03675984
IRS990/InvestmentsPubTradedSecGrp/EOYAmt02029913
IRS990/IRPDocumentCnt032
IRS990/IRPDocumentW2GCnt00
IRS990/LandBldgEquipAccumDeprecAmt0129272
IRS990/LandBldgEquipBasisNetGrp/BOYAmt01621994
IRS990/LandBldgEquipBasisNetGrp/EOYAmt07785
IRS990/LandBldgEquipCostOrOtherBssAmt0137057
IRS990/LegalDomicileStateCd0NY
IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt02250659
IRS990/LoanOutstandingInd00
IRS990/LobbyingActivitiesInd00
IRS990/LocalChaptersInd01
IRS990/MaterialDiversionOrMisuseInd00
IRS990/MembershipDuesAmt01172271
IRS990/MembersOrStockholdersInd01
IRS990/MethodOfAccountingAccrualInd0X
IRS990/MinutesOfCommitteesInd01
IRS990/MinutesOfGoverningBodyInd01
IRS990/MissionDesc0THE ILLUMINATING ENGINEERING SOCIETY ("IES") SEEKS TO IMPROVE THE LIGHTING ENVIRONMENT BY BRINGING TOGETHER THOSE WITH LIGHTING KNOWLEDGE AND BY TRANSLATING THAT KNOWLEDGE INTO ACTIONS THAT BENEFIT THE PUBLIC.
IRS990/MoreThan5000KToIndividualsInd00
IRS990/MoreThan5000KToOrgInd00
IRS990/NetAssetsOrFundBalancesBOYAmt05726082
IRS990/NetAssetsOrFundBalancesEOYAmt03377462
IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt0143365
IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt0143365
IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt0129418
IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt0129418
IRS990/NetUnrelatedBusTxblIncmAmt077855
IRS990/NetUnrlzdGainsLossesInvstAmt046746
IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt04565862
IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt02192968
IRS990/NondeductibleContributionsInd00
IRS990/OccupancyGrp/ManagementAndGeneralAmt041160
IRS990/OccupancyGrp/ProgramServicesAmt087871
IRS990/OccupancyGrp/TotalAmt0129031
IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt027425
IRS990/OfficeExpensesGrp/ProgramServicesAmt0147912
IRS990/OfficeExpensesGrp/TotalAmt0175337
IRS990/OfficerMailingAddressInd00
IRS990/OperateHospitalInd00
IRS990/Organization501c3Ind0X
IRS990/OrganizationFollowsFASB117Ind0X
IRS990/OtherChangesInNetAssetsAmt00
IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt052546
IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt099530
IRS990/OtherEmployeeBenefitsGrp/TotalAmt0152076
IRS990/OtherExpensesGrp/Desc0AVIATION LIGHTING COMM.
IRS990/OtherExpensesGrp/Desc1OTHER FUND EXPENDITURES
IRS990/OtherExpensesGrp/Desc2DEVELOPMENT FUND
IRS990/OtherExpensesGrp/Desc3BANK FEES & CHARGES
IRS990/OtherExpensesGrp/ManagementAndGeneralAmt097292
IRS990/OtherExpensesGrp/ManagementAndGeneralAmt198991
IRS990/OtherExpensesGrp/ProgramServicesAmt0396694
IRS990/OtherExpensesGrp/ProgramServicesAmt1271491
IRS990/OtherExpensesGrp/ProgramServicesAmt2109720
IRS990/OtherExpensesGrp/TotalAmt0396694
IRS990/OtherExpensesGrp/TotalAmt1368783
IRS990/OtherExpensesGrp/TotalAmt2109720
IRS990/OtherExpensesGrp/TotalAmt398991
IRS990/OtherLiabilitiesGrp/BOYAmt0987357
IRS990/OtherLiabilitiesGrp/EOYAmt00
IRS990/OtherRevenueMiscGrp/BusinessCd0900099
IRS990/OtherRevenueMiscGrp/Desc0OTHER
IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt0234722
IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt0507217
IRS990/OtherRevenueMiscGrp/UnrelatedBusinessRevenueAmt0272495
IRS990/OtherRevenueTotalAmt0507217
IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt0485590
IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt01036536
IRS990/OtherSalariesAndWagesGrp/TotalAmt01522126
IRS990/PartialLiquidationInd00
IRS990/PayPremiumsPrsnlBnftCntrctInd00
IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt041819
IRS990/PayrollTaxesGrp/ProgramServicesAmt0107276
IRS990/PayrollTaxesGrp/TotalAmt0149095
IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt017194
IRS990/PensionPlanContributionsGrp/ProgramServicesAmt032567
IRS990/PensionPlanContributionsGrp/TotalAmt049761
IRS990/PoliciesReferenceChaptersInd01
IRS990/PoliticalCampaignActyInd00
IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt0273483
IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt0195291
IRS990/PrincipalOfficerNm0JEREMY MAXIE
IRS990/ProfessionalFundraisingInd00
IRS990/ProgramServiceRevenueGrp/BusinessCd0900099
IRS990/ProgramServiceRevenueGrp/BusinessCd1900099
IRS990/ProgramServiceRevenueGrp/BusinessCd2541800
IRS990/ProgramServiceRevenueGrp/BusinessCd3900099
IRS990/ProgramServiceRevenueGrp/BusinessCd4900099
IRS990/ProgramServiceRevenueGrp/Desc0CONFERENCES
IRS990/ProgramServiceRevenueGrp/Desc1EDUCATIONAL ACTIVITIES
IRS990/ProgramServiceRevenueGrp/Desc2ADVERTISING INCOME
IRS990/ProgramServiceRevenueGrp/Desc3LIGHTING LIBRARY SUBSC
IRS990/ProgramServiceRevenueGrp/Desc4MEMBERSHIP ACTIVITIES
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt02358288
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt1405633
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt2297241
IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt312747
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt02358288
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt1405633
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt2317896
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt3297241
IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt412747
IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt0317896
IRS990/ProgSrvcAccomActy2Grp/Desc0STANDARDS, EDUCATION, TECHNICAL COMMITTEES: SEE SCHEDULE O
IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt01733196
IRS990/ProgSrvcAccomActy2Grp/RevenueAmt01044890
IRS990/ProgSrvcAccomActy3Grp/Desc0MEMBERSHIP: SEE SCHEDULE O
IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt01943502
IRS990/ProgSrvcAccomActy3Grp/GrantAmt033605
IRS990/ProgSrvcAccomActy3Grp/RevenueAmt034871
IRS990/ProhibitedTaxShelterTransInd00
IRS990/PYBenefitsPaidToMembersAmt00
IRS990/PYContributionsGrantsAmt0693484
IRS990/PYExcessBenefitTransInd00
IRS990/PYGrantsAndSimilarPaidAmt07102
IRS990/PYInvestmentIncomeAmt0282221

Document Assets

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Filings

Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$4.01$0.64$3.38$5.75$8.15$2.40
2023Summary only. Only limited summary data is available for this year.$12.9$6.57$6.36$4.68$7.11$2.43
2022Summary only. Only limited summary data is available for this year.$12.3$1.86$10.4$5.23$8.41$3.18
2021Summary only. Only limited summary data is available for this year.$17.6$2.33$15.2$4.32$6.44$2.13
2020Facts available. Structured filing facts are available, but richer extracted sections are limited.$18.8$2.36$16.5$5.10$8.66$3.57
2019Summary only. Only limited summary data is available for this year.$22.7$2.72$20.0$8.20$9.09$0.89
2018Summary only. Only limited summary data is available for this year.$23.0$2.42$20.6$8.87$8.23$0.64
2017Summary only. Only limited summary data is available for this year.$21.8$1.28$20.5$8.09$7.48$0.62
2016Summary only. Only limited summary data is available for this year.$20.6$0.72$19.9$8.34$6.94$1.40
2015Summary only. Only limited summary data is available for this year.$19.5$1.31$18.2$7.07$6.65$0.42
2014Summary only. Only limited summary data is available for this year.$18.6$0.84$17.8$7.38$6.09$1.29
2013Summary only. Only limited summary data is available for this year.$17.1$0.75$16.4$7.16$5.62$1.54
2012Summary only. Only limited summary data is available for this year.$15.6$0.71$14.9$6.90$5.51$1.39
2011Summary only. Only limited summary data is available for this year.$14.5$0.94$13.5$6.64$4.95$1.69