Sanki Engineering Co., Ltd. engages in the business of building construction and engineering services. It operates through the following segments: Facilities Construction, Machinery Systems, Environmental Systems, and Real Estate. The Facilities Construction segment offers general facilities services. The Machinery Systems segment handles industrial facilities such as factory automation systems, logistics systems, and conveyor equipment. The Environmental Systems segment provides environmental sanitation equipment such as sewers cleaning equipment. The Real Estate segment leases and manages real estate properties. The company was founded on April 22, 1925 and is headquartered in Tokyo, Japan.
Tsuken Corp. engages in the information and telecommunications business. It operates through the following divisions: Telecommunication Equipment, Telecommunication Services, and Sales Leasing. The company was founded on April 2, 1951 and is headquartered in Sapporo, Japan.