ExxonMobil is poring over pre-front end engineering and design bids from floater contractors aiming to supply the US supermajor with a floating production, storage and offloading vessel for the fast-track development of its groundbreaking, deep-water Liza project off Guyana.

Industry sources said at least five players are battling to land a contract to lease a “vessel of ­opportunity” able to handle 60,000 barrels per day of crude or more, plus significant quantities of gas.