Offers international engineering, design and construction services. Corporate information and news, and technical articles. Content available in English and Japanese.

Specializing in electrical works.

Planning and construction of buildings, and buildings management.

Japanese construction machinery and heavy equipment exporters. Ships worldwide.

Construction company involved in building planning, design, maintenance, urban renewal, and environmental technology.

Construction firm involved with high rise, historic, and art related buildings, as well as civil engineering projects.

Active in construction of nuclear and chemical plants.

Civil engineering projects, such as nuclear power plants.

Production and sale of pre-stressed concrete products.

Specializes in heavy-steel modular and mobile buildings. Manufactures and ships overseas.