Norwegian offshore vessel operator DOF Group has signed a letter of intent (LOI) with an undisclosed energy company for its Skandi Seven field support vessel (FSV).The LOI entails a two-year firm and one-year optional contract. The contract is defined as very large, excluding optional period and additional services, though additional details were not revealed.Under the contract, DOF plans to mobilize Skandi Seven. Startup is expected in the fourth quarter of 2024, in direct continuation from ongoing contract.In addition to vessel services…