Gulf Marine Services PLC is a United Kingdom-based operator of self-propelled and self-elevating support vessels (SESVs). Its assets provide a stable platform for the delivery of a range of services performed by the company's clients throughout the total lifecycle of offshore oil, gas and renewable energy activities. Its operating business segments includes Small Class vessels which includes the Naashi, Kamikaze, Kikuyu, Kawawa, Kudeta, Keloa, Kinoa and Pepper vessels, Mid-Size Class vessels which includes the Shamal and Scirocco vessels, Large Class vessels which includes the Endeavour, Endurance and Enterprise vessels, and Other vessels, which includes two legacy non-SESV vessels and one accommodation barge which do not form part of the Small, Mid-Size or Large Class vessels segments.