Member Directory


BACnet Interest Group Europe (BIG-EU)
Droste-Hulshoff-Strasse 1
Dortmund  44141
Tel: +49 (0) 231 56 77 72 69
Fax: +49 (0) 231 42 78 67 32

BACnet Interest Group Europe (BIG-EU) Logo

The BACnet Interest Group Europe (BIG-EU) is the European trade association for the application of the global BACnet standard ISO 16484.5.  BACnet is the only vendor-independent communicaton protocol that is specifically designed for building automation.

Promoting the development of the BACnet standard, enabling open data exchange and ensuring interoperability of different building automaton components. - these are the objectives of the BIG-EU.

We represent European interests in the development of the norm and coordinate the European BACnet acitivities.

BIG-EU's tasks are:
- Coordinating the European BACnet activities and globally representing the interests of the European members and countries in close co-operation with the ASHRAE, BACnet International (BI) and all existing and prospective BACnet Interest Groups.
- Promoting compliance with the BACnet standard and interoperability in building automation, the BIG-EU organizes an annual Interoperability Workshop "BIG-EU Plugfest".
- Providing a web-based "Certification Database" for successfully tested BACnet products with the BACnet Certificate which is granted by the European certification body.
- Promoting the spread of best practice solutions and reference projects, experts share their experiences on joint stands at exhibitions, in the Marketing and Technology Work Groups and at the members' General Meeting.
- Organizing the "BACnet Academy Europe" trainings.
- Informing via the "BACnet Journals" about reference projects, news on the standard, also with press releases, the homepage and via joint booths.
- Represented by two voting members in the permanent BACnet committee SSPS 135 of ASHRAE the BIG-EU works on the further development of the standard and informs its members of the results.

LonMark Contact Information:

Volker Rohl
Tel: +49 (0) 231 56 77 72 69
E-mail: info(a)


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BACnet Interest Group Europe (BIG-EU)


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.

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