The corporate history of Knutsen OAS Shipping ("KOAS") dates back to over a century. Since then, it has come to be recognized today as an operator of the most sophisticated and modern fleets of purpose-built shuttle tankers, LNG, chemical carriers, and product tankers worldwide. KOAS has the world's largest fleet of purpose-built DP class shuttle tankers, including the world's largest shuttle tanker vessels.
KOAS is also at the forefront of pioneering vessel technology, chief among them being the introduction of the patented KVOC® system for reducing volatile organic compound emissions during loading and transport, and the development of PNG (Pressurized Natural Gas) carriers and the development of Ballast Water Treatment Technology (KBAL).