Gulf Marine Services PLC engages in the provision of self-propelled and self-elevating support vessels. It operates through the following segments: Small Class Vessels, Mid-Size Class Vessels, Large Class Vessels, and Other Vessels. The Small Class Vessels segment includes the Kamikaze, Kikuyu, Kawawa, Kudeta, Keloa, Kinoa and Pepper vessels. The Mid-Size Class Vessels segment includes the Shamal, Scirocco and Sharqi vessels. The Large Class Vessels segment includes the Endeavour, Endurance, Enterprise and Evolution vessels. The Other Vessels segment is considered non-core assets, which includes one accommodation barge (Khawla) and one 36-year old vessel (Naashi), which do not form part of the Small, Mid-Size or Large Class Vessels segments. The company was founded in 1977 and is headquartered in Abu Dhabi, United Arab Emirates.