Carbon Air Ltd.Manchester, United Kingdom
AGC Engineering Co. Ltd.
Hubei Sanxia New Building Materials Co., Ltd.Hubei, China
Eickhof Columbaria, Inc.Minnesota, United States
Aregger AG BauunternehmungLuzern, Switzerland
Anhui Construction Engineering Group Corp. Ltd.Anhui Sheng, China
Outotec (Finland) Oy
AUG. PRIEN Bauunternehmung (GmbH & Co. KG)
weka Holzbau GmbHMecklenburg-Vorpommern, Germany
Weifang Changda Construction Group Co. Ltd.
Shanghai East China Computer System Co. Ltd.
Robert Bosch Tool Corp.Illinois, United States