A growing trend in the shipping industry is seeing wealthy shipowners investing in cleantech companies ahead of adopting these technologies in their fleets.

In the UK alone, several maritime cleantech firms have attracted investments from owners.

Carisbrooke Shipping has a stake in GT Wings and Carnot Engines, likewise, Mitsui OSK Lines has a stake in the start-up engine maker, as well as in Smart Green Shipping, another wind propulsion system developer, through MOL Drybulk.