ZKW Otterbein
SCHWENK Zement
SCHWENK Zement
Maerker Zement
Hugo Miebach GmbH
Heidelberg
Heidelberg
CRH
CRH
Thomas Zement
Buzzi Unicem
Buzzi Unicem
Buzzi Unicem
Holcim
Heidelberg
Heidelberg
Rohrdorfer Zement
Holcim
Heidelberg
Heidelberg