Company Profile

Started in 1993, OSA Valve Services Pte Ltd has always held on to the mission of being the best in the business of Valve Services and a partner of choice. As we continue to build our records of efficiency and reliability, we are also being supported by a growing customer base, which include oil refineries, petrochemical and power plants.

OSA Valve Services has progressed through the years based on that one goal of continuously improving all the time. We invest in new equipment, new technologies and the most important of all, quality oriented personnel in the workforce – from management to workers. As a part of our mission, we established OSA Valve Services (Huizhou) Pte Ltd. in the year ….. and OSA Valve Services (Thailand) Co. Ltd. in Jan 2012, to better serve the regional markets.

Today with a new partnership forged between two Quality Oriented Companies – SWTS Pte Ltd ( and Exion Asia Pte Ltd (, OSA Valve Services has been able to scale even greater heights. We moved into a brand new modern facility that was specially built for our business and is a certified ASME UV (Unfired Vessels) and ASME VR (Valve Repair) facility, a first in South East Asia, allowing for Assembly of Safety Valves, providing Valve Data Management Services and Regional Commissioning Services, enabling us to enhance and strengthen our offers to the market.