Norway-based offshore vessel owner Rem Offshore and shipbuilder Myklebust Verft have signed a contract for the construction of an Energy Subsea Construction Vessel (ESCV) with a 250-tonne crane.The vessel will be delivered in 2026 and will be the first of its kind that can perform heavy construction work in both offshore wind and subsea with net zero emissions, according to Rem Offshore.The contract also contains an option to build one more vessel, the company confirmed.The vessel will be equipped with dual-fuel methanol engines in combination with battery packs.