Civic Intelligence

Lonmark International

EIN 20-0402170 • 501(c)6 • Santa Clara, CA

Profile

Lonmark international's mission is to enable the easy integration of multi-vendor systems based on lonworks networks. Today, thousands of companies are using lonworks control networks to provide systems and solutions for building, home, industrial, telecommunications.

3600 Peterson WaySanta Clara, CA 95054

www.lonmark.org

Siviq Scores

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

Liabilities / Assets

73rd percentile

0.08x

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

501(c)6 • <$500k nonprofits • Source year 2025

Liabilities / Revenue

71st percentile

0.05x

Higher debt load relative to revenue than 71% of similar nonprofits.

501(c)6 • <$500k nonprofits • Source year 2025

Net Margin

69th percentile

11%

Higher net margin than 69% of similar nonprofits.

501(c)6 • <$500k nonprofits • Source year 2025

Top Officer Pay

82nd percentile

$19,800

Higher top officer pay than 82% of similar nonprofits.

Top officer pay equals 18.2% of source-year revenue.

501(c)6 • <$500k nonprofits • Source year 2025

Asset Growth

89th percentile

41%

Faster asset growth than 89% of similar nonprofits.

501(c)6 • <$500k nonprofits • Annualized from 2024 to 2025

Revenue Growth

86th percentile

36%

Faster revenue growth than 86% of similar nonprofits.

501(c)6 • <$500k nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets73rd percentile

Assets

Up

$58,927

Up $17,040 (+41%) from 2024

Liabilities

Up

$5,000

Up $5,000 from 2024

Net Assets

Up

$53,927

Up $12,040 (+29%) from 2024

Operations
Liabilities / Revenue71st percentileNet Margin69th percentile

Revenue

Up

$108,950

Up $28,779 (+36%) from 2024

Expenses

Up

$96,910

Up $11,545 (+14%) from 2024

Net Income

Up

$12,040

Up $17,234 (+332%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth89th percentile

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

$200K$150K$100K$50K$0Assets 2011: $151,255Liabilities 2011: $2,088Net Assets 2011: $149,1672011Assets 2012: $94,605Liabilities 2012: $354Net Assets 2012: $94,2512012Assets 2013: $79,901Liabilities 2013: $2,461Net Assets 2013: $77,4402013Assets 2014: $41,071Liabilities 2014: $1,092Net Assets 2014: $39,9792014Assets 2015: $44,893Liabilities 2015: $2,371Net Assets 2015: $42,5222015Assets 2016: $63,489Liabilities 2016: $404Net Assets 2016: $63,0852016Assets 2017: $65,044Liabilities 2017: $586Net Assets 2017: $64,4582017Assets 2018: $43,259Liabilities 2018: $1,667Net Assets 2018: $41,5922018Assets 2019: $120,412Liabilities 2019: $549Net Assets 2019: $119,8632019Assets 2020: $79,599Liabilities 2020: $2,366Net Assets 2020: $77,2332020Assets 2021: $103,941Liabilities 2021: $0Net Assets 2021: $103,9412021Assets 2022: $75,573Liabilities 2022: $0Net Assets 2022: $75,5732022Assets 2023: $47,081Liabilities 2023: $0Net Assets 2023: $47,0812023Assets 2024: $41,887Liabilities 2024: $0Net Assets 2024: $41,8872024Assets 2025: $58,927Liabilities 2025: $5,000Net Assets 2025: $53,9272025

Highlighted filing

2025

Assets$58,927
Liabilities$5,000
Net Assets$53,927
Open 2025 Filing

Operations Trend

Revenue Growth86th percentile

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

$800K$600K$400K$200K$0-$200KRevenue 2011: $654,587Expenses 2011: $599,788Net Income 2011: $54,7992011Revenue 2012: $556,893Expenses 2012: $611,809Net Income 2012: -$54,9162012Revenue 2013: $570,141Expenses 2013: $586,952Net Income 2013: -$16,8112013Revenue 2014: $570,248Expenses 2014: $611,823Net Income 2014: -$41,5752014Revenue 2015: $456,256Expenses 2015: $453,713Net Income 2015: $2,5432015Revenue 2016: $436,171Expenses 2016: $415,608Net Income 2016: $20,5632016Revenue 2017: $278,964Expenses 2017: $277,591Net Income 2017: $1,3732017Revenue 2018: $330,668Expenses 2018: $353,608Net Income 2018: -$22,9402018Revenue 2019: $378,730Expenses 2019: $300,459Net Income 2019: $78,2712019Revenue 2020: $207,069Expenses 2020: $249,699Net Income 2020: -$42,6302020Revenue 2021: $185,343Expenses 2021: $158,635Net Income 2021: $26,7082021Revenue 2022: $172,598Expenses 2022: $200,966Net Income 2022: -$28,3682022Revenue 2023: $117,753Expenses 2023: $146,245Net Income 2023: -$28,4922023Revenue 2024: $80,171Expenses 2024: $85,365Net Income 2024: -$5,1942024Revenue 2025: $108,950Expenses 2025: $96,910Net Income 2025: $12,0402025

Highlighted filing

2025

Revenue$108,950
Expenses$96,910
Net Income$12,040
Open 2025 Filing

Filings

Most recent year

2025 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.

Open filing
Assets
$58,927
Liabilities
$5,000
Net assets
$53,927
Revenue
$108,950
Expenses
$96,910
Net income
$12,040
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.59$0.05$0.54$1.09$0.97$0.12
2024Summary only. Only limited summary data is available for this year.$0.42$0.00$0.42$0.80$0.85$0.05
2023Summary only. Only limited summary data is available for this year.$0.47$0.00$0.47$1.18$1.46$0.28
2022Summary only. Only limited summary data is available for this year.$0.76$0.00$0.76$1.73$2.01$0.28
2021XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.04$0.00$1.04$1.85$1.59$0.27
2020Summary only. Only limited summary data is available for this year.$0.80$0.02$0.77$2.07$2.50$0.43
2019Summary only. Only limited summary data is available for this year.$1.20$0.01$1.20$3.79$3.00$0.78
2018Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.43$0.02$0.42$3.31$3.54$0.23
2017Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.65$0.01$0.64$2.79$2.78$0.01
2016Detailed filing. Detailed filing data is available for this year.$0.63$0.00$0.63$4.36$4.16$0.21
2015Detailed filing. Detailed filing data is available for this year.$0.45$0.02$0.43$4.56$4.54$0.03
2014Detailed filing. Detailed filing data is available for this year.$0.41$0.01$0.40$5.70$6.12$0.42
2013Summary only. Only limited summary data is available for this year.$0.80$0.02$0.77$5.70$5.87$0.17
2012Summary only. Only limited summary data is available for this year.$0.95$0.00$0.94$5.57$6.12$0.55
2011Summary only. Only limited summary data is available for this year.$1.51$0.02$1.49$6.55$6.00$0.55
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Sep 1, 2024 to Aug 31, 2025
Signed
Nov 24, 2025
Return Version
2024v5.2
Gross Receipts
$108,950
Mission and Program Overview

Mission

Lonmark internationals mission is to enable the easy integration of multi-vendor systems based on lonworks networks. Today, thousands of companies are using lonworks control networks to provide systems and solutions for building, home, industrial, telecommunications.

Balance Sheet Detail
LineBeginningEndChange
Assets
Cash and Non-Interest-Bearing Accounts$41,887$58,927▲ $17,040
Total Assets$41,887$58,927▲ $17,040
Liabilities
Other Liabilities-$5,000-
Total Liabilities$0$5,000▲ $5,000
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$41,887$53,927▲ $12,040
Total Net Assets Fund Balance$41,887$53,927▲ $12,040
Total Liabilities and Net Assets / Fund Balance$41,887$58,927▲ $17,040

Asset Categories

AssetBook ValueDepreciationBasis
Equipment-$17,985-
Compensation and Service Providers
Top Officer Pay82nd percentile

Employees

NameTitleFull / Part TimeBaseTotal
Rolf BienertExecutive DirectorPT$19,800$19,800

Board Members and Trustees

NameTitle
Tracy MarkieChairman
Daniel ZottiDirector
Martin MentzelDirector
Toshirou TomitaDirector
Alan SlabodkinSecretary
Revenue and Support

Revenue Composition

Contributions and Grants
$91,075
Program Service Revenue
$17,875
Investment Income
$0
Other Revenue
$0
Change in Net Assets
$12,040
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$77,110
Salaries, Compensation, and Employee Benefits$19,800
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Fees for Services Other$33,185--$33,185
Current Officers, Directors, Trustees, and Key Employees$19,800--$19,800
Advertising$18,133--$18,133
Other Expenses$6,460--$6,460
Office Expenses$4,114$1,199-$5,313
Fees for Services Accounting-$4,429-$4,429
Fees for Services Management-$4,323-$4,323
Travel$2,233--$2,233
Fees for Services Legal-$1,863-$1,863
Insurance-$476-$476
Total Functional Expenses$84,620$12,290$0$96,910
International Activity

International Summary

Employees
2
Spending
$52,985

International Compliance

Foreign grant records maintained
Yes
Activity in boycott countries
No
Foreign corporation ownership
No
Foreign partnership interest
No
Interest in foreign trust
No
Passive foreign investment company interest
No
Transfers to foreign corporations
No

International Activities

RegionActivityServicesOfficesEmployeesSpending
Europe including Iceland and GreenlandProgram servicesTechnical Support-1$33,185
Europe including Iceland and GreenlandProgram servicesManagement Support-1$19,800
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
In-house lobbying only
No
Subject to proxy tax
Yes
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
No
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
No
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 governing body review Part VI line 11

“Managements representatives review the form 990”

Form 990 availability to public Part VI line 18

“Form 990 documents are made available upon request”

Governing documents etc available to public Part VI line 19

“Form 990 documents are made available upon request”

Filing and Contact Details

Filer

Filer Name
Lonmark International
EIN
20-0402170
In Care Of
% ROLf BIENERT
Phone
9253360239
Address
3600 PETERSON WAY, Santa Clara, CA 95054

Signing Officer

Name
Rolf Bienert
Title
Executive Director
Phone
9253360239
Signed
2025-11-24
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Rolf Bienert
Formed
2003
Legal Domicile
CA
Voting Board Members
6
Independent Board Members
6
Employees
0
Volunteers
6

Preparer

Firm
Jun Dong CPA
Address
11844 Dublin Blvd Suite B, Dublin, CA 94568
Preparer
Jun Dong
Phone
4158169600
Supplemental Narrative

Additional Explanations

List of other fees for services expenses Part IX line 11G

“Technical service expenses $33185.09”

Raw XML Appendix341 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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IRS990/Desc0LONMARK INTERNATIONAL IS A NON-PROFIT INTERNATIONAL ASSOCIATION RECOGNIZED FOR THE CERTIFICATION, EDUCATION AND PROMOTION OF INTEROPERABILITY STANDARDS FOR CONTROL NETWORKING. AS AN ORGANIZATION LMI CONTINUES TO THRIVE WITH MORE THAN 1,000 PRODUCTS TESTED AND CERTIFIED, AND OVER 1,000 INDUSTRY PROFESSIONALS WORLDWIDE. PRODUCTS BASED ON THE ANSI/CTA-709 (ISO/IEC 14908) STANDARD CONTINUE TO BE WIDELY DEPLOYED WITH PRODUCTS INSTALLED IN OVER 500,000 BUILDINGS WORLDWIDE. THESE AWARDS REFLECT THE VISION AND INNOVATION SHARED AMONG THE MEMBERS OF THE LONMARK COMMUNITY. SHOWS AND EVENTS - LONMARK INTERNATIONAL AND ITS AFFILIATE ORGANIZATIONS TAKE PART IN INDUSTRY EVENTS AROUND THE WORLD AT VARIOUS LEVELS. WHETHER IT IS A CO-SPONSORED MEMBER PAVILION, MEMBER BOOTH, TECHNOLOGY DEMONSTRATION, FEATURED SPEAKER, OR A SUPPORTING OR ENDORSING ORGANIZATION, LONMARK AND ITS MEMBERS ARE THERE.
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IRS990/FeesForServicesOtherGrp/ProgramServicesAmt033185
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IRS990/Form990PartVIISectionAGrp/TitleTxt1SECRETARY
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IRS990/ProgSrvcAccomActy3Grp/Desc0LONMARK INTERNATIONAL ALSO PROVIDES NECCESSARY TRAININGS OF THE INDUSTRY INCLUDING CYBER SECURITY AND IT INTEGRATION,AUTOMATION CONTROL NETWOR, ADVANCED HIGH-SPEED POWER LINE COMMUNICATION TECHNOLODGY FOR SMART CITIES AND BUILDINGS.
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IRS990ScheduleD/EquipmentGrp/InvestmentCostOrOtherBasisAmt017985
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IRS990ScheduleD/TotalLiabilityAmt05000
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IRS990ScheduleF/AccountActivitiesOutsideUSGrp/RegionTotalExpendituresAmt119800
IRS990ScheduleF/AccountActivitiesOutsideUSGrp/RegionTxt0Europe including Iceland and Greenland
IRS990ScheduleF/AccountActivitiesOutsideUSGrp/RegionTxt1Europe including Iceland and Greenland
IRS990ScheduleF/AccountActivitiesOutsideUSGrp/SpecificServicesProvidedTxt0TECHNICAL SUPPORT
IRS990ScheduleF/AccountActivitiesOutsideUSGrp/SpecificServicesProvidedTxt1MANAGEMENT SUPPORT
IRS990ScheduleF/AccountActivitiesOutsideUSGrp/TypeOfActivitiesConductedTxt0Program services
IRS990ScheduleF/AccountActivitiesOutsideUSGrp/TypeOfActivitiesConductedTxt1Program services
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IRS990ScheduleF/TotalEmployeeCnt02
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IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0MANAGEMENTS REPRESENTATIVES REVIEW THE FORM 990
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1FORM 990 DOCUMENTS ARE MADE AVAILABLE UPON REQUEST
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2FORM 990 DOCUMENTS ARE MADE AVAILABLE UPON REQUEST
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3TECHNICAL SERVICE EXPENSES $33185.09
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990 governing body review Part VI line 11
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Form 990 availability to public Part VI line 18
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2Governing documents etc available to public Part VI line 19
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3List of other fees for services expenses Part IX line 11g
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IRS990/TotalRevenueGrp/TotalRevenueColumnAmt0108950
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IRS990/UnrelatedBusIncmOverLimitInd0false
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt03600 PETERSON WAY
IRS990/USAddress/CityNm0Santa Clara
IRS990/USAddress/StateAbbreviationCd0CA
IRS990/USAddress/ZIPCd095054
IRS990/VotingMembersGoverningBodyCnt06
IRS990/VotingMembersIndependentCnt06
IRS990/WebsiteAddressTxt0WWW.LONMARK.ORG
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ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0ROLF BIENERT
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0EXECUTIVE DIRECTOR
ReturnHeader/BusinessOfficerGrp/PhoneNum09253360239
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-11-24
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0LONMARK INTERNATIONAL
ReturnHeader/Filer/BusinessNameControlTxt0LONM
ReturnHeader/Filer/EIN0200402170
ReturnHeader/Filer/InCareOfNm0% ROLf BIENERT
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ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0812992517
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Jun Dong CPA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt011844 Dublin Blvd Suite B
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0Dublin
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd094568
ReturnHeader/PreparerPersonGrp/PhoneNum04158169600
ReturnHeader/PreparerPersonGrp/PreparationDt02025-12-02
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0JUN DONG
ReturnHeader/PreparerPersonGrp/SelfEmployedInd0X
ReturnHeader/ReturnTs02025-12-02T15:56:38-05:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02024-09-01
ReturnHeader/TaxPeriodEndDt02025-08-31
ReturnHeader/TaxYr02024

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