Hydranautics became part of the Nitto Denko Corporation when it was acquired in 1987.

Hydranautics corporate headquarters is located in the City of Oceanside, CA. Since its

founding in 1963, Hydranautics has been committed to the highest standards of technology

research, product excellence and customer satisfaction. Hydranautics entered the reverse

osmosis (RO) water treatment field in 1970, and is now one of the most respected and

experienced firms in the membrane separations industry. Hydranautics is the first membrane

manufacturer to meet the highest quality standards with ISO 9001 Quality System Certification.

Utilizing two R & D centers in the U.S. and Japan, Hydranautics’ consistent focus on technology

 continues to produce the most innovative and effective membrane products for the water treatment

 industry.  Hydranautics has manufacturing locations in the U.S., Japan and China.  These three

facilities, in addition to our network of offices and warehouses spanning the globe, provide 24-hour

technical and sales support with efficient and timely response to customer orders and requests.