KNOT Offshore Partners LP is a limited partnership formed to own, operate and acquire shuttle tankers under long-term charters. Its initial fleet of shuttle tankers contribute to the Company by Knutsen NYK Offshore Tankers AS (KNOT), which is jointly owned by TS Shipping Invest AS, (TSSI), and Nippon Yusen Kaisha (NYK). NYK is a Japanese public company with a fleet of approximately 800 vessels, including bulk carriers, containerships, tankers and specialized vessels. The Company is a holding entity and is conduct its operations and business through subsidiaries KNOT is an independent owner of crude oil shuttle tankers. Its general partner is KNOT Offshore Partners GP LLC. In July 2014, the Company acquired all the ownership interests in the companies that owns and operates the shuttle tankers Hilda Knutsen and Torill Knutsen.