
Asphalt Materials, Inc.Utah, United States

PS Co. Ltd.Tokyo-to, Japan

Sanyang Construction Co., Ltd.

Linfair Engineering (HK) Co. Ltd.

Fornace Laterizi Vardanega Isidoro Srl

Jiangsu Amer New Material Co., Ltd.Jiangsu Sheng, China

Dalian GTY Environmental Technology Co., Ltd.

1Diamond AS

Alion Energy, Inc.California, United States

Katerra, Inc.California, United States

Champion Road Machinery Ltd.

Veolia Eau Technologies Canada, Inc.