COSL Middle East

About Our Company

China Oilfield Services Limited (COSL) is the most diverse offshore oilfield services facility in the Asian offshore market. COSL’s four main services divisions—Geophysical Services, Drilling Services, Well Services, and Marine and Transportation Services—cover the exploration, development, and production phases of the oil and gas industry. In 2017 COSL operated thirty-three jack-ups, twelve semi-submersibles, five module rigs, and two accommodations rigs, totaling fifty-two various platforms. Supporting them were COSL's one-hundred-and-thirty working vessels, thirteen seismic survey ships, and more than four-hundred-and-thirty units of modern facilities and equipment for logging, directional drilling, drilling-fluids handling, cementing, and well workover service - all being augmented by COSL's self-developed logging-while-drilling tool, DRILOG, and COSL's rotary steering drilling tool, WELLEADER.