The US-listed owner said an international gas company had chartered the 5,000-cbm Eco Dream and Eco Green for a minimum of two years, with an option to extend.

The vessels are due from STX in Korea in the second and third quarters of 2015.

The company has also fixed the 5,000-cbm Eco Invictus, due from Sasaki Zosen in September, to an “established” owner-operator for a year.

Meanwhile,