Nihon Suido Consultants Co., Ltd. has been contributing to various business solutions and sustainable growth in the field of water supply and sewerage in not only Japan but also over 55 countries as a leading engineering consultant in the water industry since its foundation in 1959. No.1 Leading Company Nihon Suido Consultants is proud to be a pioneer in water supply and sewage system since its foundation in 1959. We can provide comprehensive solutions for all aspects of water infrastructure, including water supply, sewerage, river and water environment. We work with governments, municipalities, private companies, international corporations and developing countries. Over the years we have earned the respect and trust of our clients worldwide. Our Extensive Experiences Nihon Suido Consultants is a consulting firm specialized in the water sector. This is a great advantage of ours as we are able to bring wide and comprehensive engineering consulting services not only designing and construction supervision but also surveying, studying, planning and advisory services for any aspects of water infrastructure, by integrating and utilizing sophisticated knowledge and technologies. Global Company We have worked in over 55 countries and regions around the world. We have developed water supply and sewage system in many places where people do not have access to clean water and proper sanitation. Developing countries aspiring to improve living conditions have benefitted from our extensive know-how and experiences. Innovative Technology for Sustainable Society Our R&D investment has been developed at the Central Research Institute in Nihon Suido. In order to accelerate R&D, now we are shifting the idea to Open Innovation, working on collaborative research and joint development with domestic and foreign partners, to explore technical seeds all over the world for sustainable society.