Nonprofit · EIN 20-0402170
LONMARK INTERNATIONAL
Tax-exempt · SANTA CLARA, CA 95054
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| August 31, 2025 | 990 | $108,950 | $96,910 | $12,040 | $58,927 | $5,000 | $53,927 |
| August 31, 2024 | 990 | $80,171 | $85,365 | -$5,194 | $41,887 | $0 | $41,887 |
Financial details: 990 for the year ended August 31, 2025
Revenue
- Contributions, gifts and grants
- $91,075
- Membership dues
- $91,075
- Program service revenue
- $17,875
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $19,800
- Salaries, compensation and benefits (total)
- $19,800
- Professional fundraising fees
- $0
- Legal fees
- $1,863
- Accounting fees
- $4,429
- Travel
- $2,233
- Program services (functional)
- $84,620
- Management and general (functional)
- $12,290
Balance sheet and other
- Total assets, start of year
- $41,887
- Total assets, end of year
- $58,927
- Total liabilities, end of year
- $5,000
- Net assets, end of year
- $53,927
- Net assets without donor restrictions
- $53,927
- Gross receipts
- $108,950
- Employees
- 0
- Volunteers
- 6
- Year formed
- 2003
- State of legal domicile
- CA
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended August 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROLF BIENERT | EXECUTIVE DIRECTOR Trustee or director, Officer | 10 | $19,800 |
| ALAN SLABODKIN | SECRETARY Trustee or director, Officer | 0.2 | $0 |
| MARTIN MENTZEL | DIRECTOR Trustee or director | 0.2 | $0 |
| TRACY MARKIE | CHAIRMAN Trustee or director, Officer | 0.2 | $0 |
| TOSHIROU TOMITA | DIRECTOR Trustee or director | 0.2 | $0 |
| DANIEL ZOTTI | DIRECTOR Trustee or director | 0.2 | $0 |
990 for the year ended August 31, 2024: 6 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROLF BIENERT | EXECUTIVE DIRECTOR Trustee or director, Officer | 10 | $26,550 |
| TOSHIROU TOMITA | DIRECTOR Trustee or director | 0.2 | $0 |
| DANIEL ZOTTI | DIRECTOR Trustee or director | 0.2 | $0 |
| MARTIN MENTZEL | DIRECTOR Trustee or director | 0.2 | $0 |
| ALAN SLABODKIN | SECRETARY Trustee or director, Officer | 0.2 | $0 |
| TRACY MARKIE | CHAIRMAN Trustee or director, Officer | 0.2 | $0 |
Address and contacts
- Address (IRS master file)
- 3600 PETERSON WAY, SANTA CLARA, CA 95054-2808
- In care of
- % ROLF BIENERT
- Principal officer (990 for 2024)
- ROLF BIENERT, 3600 PETERSON WAY, Santa Clara, CA 95054
- Signed the 990
- ROLF BIENERT, EXECUTIVE DIRECTOR
- Phone
- (925) 336-0239
- Website
- WWW.LONMARK.ORG
- Return prepared by
- Jun Dong CPA
California records
California keeps its own records of charities and corporations. Search them by EIN 20-0402170 or by the name LONMARK INTERNATIONAL.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
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.
Program accomplishments
- LONMARK 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.Expenses $84,620
- CERTIFICATION TESTING PROGRAM - LONMARK INTERNATIONAL IS WIDELY RECOGNIZED FOR ITS CERTIFICATION PROGRAMS SUPPORTING THE INTERNATIONAL ISO/IEC 14908-X FAMILY OF CONTROL NETWORKING STANDARDS. SINCE 1995, LONMARK INTERNATIONAL HAS CERTIFIED HUNDREDS OF PRODUCTS AND SYSTEM INTEGRATORS SATISFYING INDUSTRY CONFORMANCE STANDARDS. LONMARK CERTIFICATION PROGRAMS PROVIDE CONFIDENCE TO END-USERS THAT PRODUCTS FROM MULTIPLE MANUFACTURERS WORK TOGETHER AND THE INSTALLERS HAVE THE NECESSARY KNOWLEDGE TO DELIVER OPEN, INTEGRATED CONTROL SYSTEMS.
- LONMARK 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.
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in August, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | August 31, 2026 | January 15, 2027 | Not due yet |
| 2024 | August 31, 2025 | January 15, 2026 | 990 on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990 on file |
IRS record
- EIN
- 20-0402170
- Tax-exempt status
- 501(c)(6): Business league or chamber of commerce
- Donations deductible
- No
- Exempt since
- 2004
- Accounting year ends
- August
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Community improvement and capacity building (S41)
- Assets (IRS master file)
- $58,927
- Income (IRS master file)
- $108,950
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | August 2025 | $108,950 | $96,910 | $58,927 | XML |
| 990 | August 2024 | $80,171 | $85,365 | $41,887 | XML |
| 990 | August 2023 | $117,753 | $146,245 | $47,081 | IRS |
| 990 | August 2022 | $172,598 | $200,966 | $75,573 | IRS |
| 990 | August 2021 | – | – | – | IRS |
| 990 | August 2020 | – | – | – | IRS |
| 990 | August 2019 | – | – | – | IRS |
| 990 | August 2018 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 20-0402170).
Questions about LONMARK INTERNATIONAL
- What is the EIN of LONMARK INTERNATIONAL?
- The employer identification number (EIN) of LONMARK INTERNATIONAL is 20-0402170.
- Is LONMARK INTERNATIONAL tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 2004.
- Are donations to LONMARK INTERNATIONAL tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does LONMARK INTERNATIONAL file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of LONMARK INTERNATIONAL due?
- The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did LONMARK INTERNATIONAL last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended August 2025.
- Who is the principal officer of LONMARK INTERNATIONAL?
- The 990 for the year ended August 31, 2025 names ROLF BIENERT.
- Who are the officers and directors of LONMARK INTERNATIONAL?
- The 990 for the year ended August 31, 2025 lists 6 people; 1 received compensation from the organization, the highest $19,800 (ROLF BIENERT, EXECUTIVE DIRECTOR).
- How much revenue does LONMARK INTERNATIONAL have?
- On its 990 for the year ended August 31, 2025 it reported revenue of $108,950, expenses of $96,910 and total assets of $58,927 at year end.
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All nonprofits in SANTA CLARA · California · Community improvement and capacity building