RWO - Total Water Management On-board Ships and Offshore Platforms For over 45 years, RWO has been supplying future-proof solutions for marine water treatment - made in Germany. The product portfolio includes equipment for the treatment of drinking and process water as well as systems for pollution prevention such as oily water separators or sewage treatment plants. Today RWO is recognized as a technological leader in the field of oil/water-separation with over 16.000 units delivered worldwide. More than 40 sales and service stations ensure short communication links and local availability of trained service engineers. The intelligent spare parts supply enables the rapid delivery of customized kits, which minimizes maintenance intervals as well as freight and operating costs. RWO offers an individually designed range of services: around the world, around the clock, 365 days a year. RWO is headquartered in Bremen, Germany and part of the ERMA FIRST group based in Piraeus, Greece.