Velesto Energy Berhad, an investment holding company, engages in activities in the upstream sector of the oil and gas industry in Malaysia and internationally. It operates through the Drilling Services, Integrated Project Management, and Oilfield Services segments. The Drilling Services segment engages in the provision of drilling services to the upstream oil and gas sector; and the ownership and operation of drilling rigs, which are chartered out to oil majors for exploration, development, and production activities. Its Integrated Project Management segment offers hydraulic workover operations, which own hydraulic workover units (HWUs) and act as an agent for two providers of specialized equipment and services; and HWUs that service offshore wells, which involve the use of HWUs and ancillary equipment to complete the removal and replacement of well equipment to restore the operation of suspended or under-performing wells. The Oilfield Services segments provide oil country tubular goods threading, repair, and inspection services. The company also offers treasury management services; engineering services for oil and gas exploration, development, and production; and training and courses in relation to oil and gas drilling activities. In addition, it engages in the ownership and leasing of rigs. The company was formerly known as UMW Oil & Gas Corporation Berhad and changed its name to Velesto Energy Berhad in May 2018. Velesto Energy Berhad was founded in 1988 and is headquartered in Kuala Lumpur, Malaysia.