FRANK ECOS AS offers automatic tank cleaning solutions built on more than 30+ years proven field experience and cutting-edge innovation.

Rooted in Oslo, Norway and proudly family-owned and operated, ECOS™ Engineered Clean delivers its customers a patented automatic tank cleaning system specifically designed to service drill ships, vessels, and rigs. Our custom engineered solutions make the dirtiest of industrial tank cleaning jobs and asset maintenance — much safer, faster, and more cost-effective.

With a solid commitment to excellence, our team is equipped to tackle the toughest jobs with precision. Our philosophy is simple: whether on land or at sea, we strive for peak performance, reliability, and total customer satisfaction.

Rinse. And repeat.