Welcome to InterCal!

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InterCal is a leading group of companies producing high-quality lime and lime-based products.  We are part of the well-established Wietersdorfer family-owned group, which has been internationally active for over 125 years in the fields of cement, lime, pipes, and industrial minerals, comprising around 70 companies.

InterCal Austria GmbH serves as the operational holding company for all Wietersdorfer lime companies, which are brought together under the InterCal brand. Our companies include:

• InterCal Austria GmbH - Headquarters in Klagenfurt and production plant in Peggau, Austria

• InterCal Croatia d.o.o. - Located in Sirac and Licko Lesce, Croatia

• InterCal Slovenija d.o.o. - Located in Zagorje, Slovenia 

• Apnenec d.o.o. - Located in Zidani Most, Slovenia

For more information about our locations and the entire InterCal group, please visit our websites:

https://www.intercal.at/
https://www.intercal.hr/
https://www.intercal.si/
http://www.apnenec.si/

InterCal Group

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InterCal Group

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Teams

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