Deleum Berhad is an investment holding company engaged in the provision of gas turbines packages and related services, oilfield equipment and services, servicing and maintenance of rotating equipment for the oil and gas industry. It operates in three segments: Power and Machinery, which consist of provision of gas turbine packages, maintenance and technical services, combined heat and power plant, supply, repair, maintenance and installation of valves and flow regulators and other production related equipment and services; Oilfield Services, which consists of provision of wireline equipment and services, integrated wellhead maintenance services, drilling equipment and services, and other oilfield products and technical services, and Maintenance, Repair and Overhaul, which consists of repair, servicing, maintenance and overhaul of motors, generators, transformers and pumps. In October 2012, its subsidiary, Deleum Services Sdn. Bhd. acquired 60% interest in Northern Primera Sdn. Bhd.