- Business
- PTSC Offshore Services Joint Stock Company is a Vietnam-based technical service contractor specializing in marine construction, engineering, installation, and asset integrity solutions for the offshore oil, gas, and renewable energy sectors. Established in 2007 and headquartered in Vung Tau City, Vietnam, the company operates as a subsidiary of PetroVietnam Technical Services Corporation (PTSC), which is a member of the state-owned Vietnam Oil and Gas Group (Petrovietnam), and trades publicly on the UPCoM exchange under the ticker POS.
The company offers integrated engineering and technical service packages structured across four primary business segments: Transportation and Installation (T&I) services, including barge and vessel transport, offshore jacket and topside heavy lifting, subsea pipeline laying, submarine power cable laying, mooring system installation, and subsea tie-ins; Hook-up and Commissioning (HUC) services, encompassing offshore platform integration, brownfield facility modifications, structural retrofits, process piping pre-fabrication and installation, pressure testing, electrical and instrumentation integration, and pre-commissioning management; Operations and Maintenance (O&M) services, comprising rotating equipment overhauls, static equipment maintenance, electrical and instrumentation calibration, offshore platform turnaround management, pipeline inspection, corrosion protection, specialized scaffolding, insulation, and industrial coating; and Decommissioning and Specialized Technical Services, covering offshore wellhead and jacket abandonment, facility dismantling, logistics management, and technical labor supply.
PTSC Offshore Services caters to national oil corporations, international energy majors, and EPC contractors operating across Southeast Asia, East Asia, and the Middle East. In recent developments, the company has broadened its overseas project portfolio through major contracts in the Middle East, including brownfield modification and hook-up and commissioning works for the Marjan field package in Saudi Arabia and previous support on the Gallaf development in Qatar. Domestically, the company has secured work packages for Vietnam's flagship Block B gas field development project. Concurrently, PTSC Offshore Services has strategically diversified its technical capabilities to support offshore renewable energy infrastructure, providing specialized installation, logistics, and marine engineering services for utility-scale offshore wind farm developments across Asia and Europe.