OMS is a manufacturing company that also provides services including repairs, welding, machining and premium threading to the world’s leading oil and gas companies in the upstream sector. We design, manufacture and sell casing connectors, the “JV” threaded type (namely the JVLW, JV-DD and JV-DD2S) and the “CC” stab-in auto lock type, for onshore and offshore applications. Established in 1976, OMS is now a wholly owned subsidiary of Sumitomo Corporation.