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Membership to LonMark International is open to any company, organization or individual committed to the development, manufacture, and use of interoperable open, multi-vendor control systems utilizing ISO/IEC 14908-1 and related standards.

Visit the Membership section for information on how to join LonMark International.

Member Directory - Sponsors

LonMark International and its Affilate Organizations have grown to around 400 members.  Membership includes consultants, end users, integrators, and manufacturers including major controls companies in the building, home, industrial, transportation, telelcommunication, foodservice, and utilites industries; worldwide.


Sponsor Members
Sponsor members represent manufacturers, end users, equipment specifiers, and system integrators.  Sponsor members take a leadership role in developing the market for open, interoperable products based on ISO/IEC 14908-1 and related standards; and as such, make a bigger resource and financial commitment to LonMark International.  All Sponsor members are automatically granted a seat on the LonMark International Board of Directors.
Echelon Corporation, A Division of Adesto
Echelon Corporation, A Divisio…


Partner Members
Partner members represent manufacturers/vendors of LonMark International certified products.  Partner members can participate in Task Groups and submit products for LonMark International conformance testing after licensing the LonMark Certification Tool (LCT). View all Partner Members.

Associate Members
Associate members represent companies and organizations that do not manufacture LonMark International certified products but use, integrate, develop, or distribute those products.  This group includes system integrators, network integrators, LonWorks Independent Developers (LIDs) and distributors.  Associate members can participate in Task Groups but do not submit products for LonMark International conformance testing. View All Associate Members.

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