Saikyu Industry Co., Ltd.

Kanda Tsushinki Co Ltd is a Japan-based company engaged in the information and communication business. It is involved in the business activities of information communication system development, software development, control lighting business, communication system development, computer network system development, agency for contact center operations and others. The company also supports infrastructure construction by providing complete solutions from telephone network equipment to network construction to power supply construction.

Kandenko Co Ltd is a Japanese infrastructure and engineering company. The company organises itself into two segments: engineering and other. The engineering segment, which contributes nearly all the company's revenue, conducts electric engineering work for building construction and renovation, installs and maintains telecommunication systems, constructs and maintains power distribution lines and facilities, inspects and maintains nuclear power plants, and conducts civil engineering work. The company derives the vast majority of revenue domestically.

Yondenko Corp engages in general equipment installation works. It is involved in the construction of building, public, and factory electrical facilities; air conditioning systems; water supply, and sanitary plumbing systems; water treatment systems; and facilities and equipment for telecommunications, as well as disaster and crime prevention facilities. The company also engages in the construction of overhead power transmission and distribution facilities; underground power transmission facilities; civil engineering projects; and solar power generation facilities. In addition, it is involved in the private finance initiative business; public private partnership; developmentmore