UEKI CORP.Niigata, Japan
Nanjing Kisen International Engineering Co., Ltd.
Guangdong Guansheng Civil Engineering Technology Co. Ltd.
Zhejiang Hengxin Design Group Co., Ltd.
Per Aarsleff Holding A/SMidtjylland, Denmark
Beijing Orangestone Hardscape Co., Ltd.
Nittoc Construction Co., Ltd.Tokyo-to, Japan
Dürkopp Maschinenbau GmbH
Affeldt Verpackungsmaschinen GmbH
Consti Talotekniikka Oy
Toko Corp.
Finning International, Inc.British Columbia, Canada