In a prospectus filed with securities regulators Tankships Investment Holdings pointed out that it intends to purchase “eco-ships” from affiliates of its chief executive when it consummates a Nasdaq listing.

The targets include suezmaxes that will cost more than $200m in total. Two were built in 2014 and the third is due for delivery this year.

Tankships claims the trio boast optimized hull forms and fuel-efficient engines that operate at lower speeds than conventional units.

The