The history of Deleum Group can be traced back to the incorporation of Delcom Services in 1976 and commenced business in 1978. Its initial business activity was the supply of telecommunications equipment.

In 1982, Delcom Services obtained its first license from PETRONAS to provide the following services to the Oil and Gas industry:

• Provision of drilling rigs and drilling services
• Supply of gas turbines, pumps and generators
• Supply of pneumatic electronic instruments, control valves and data modem