- CEO
- Kean Yok Tan
- Full Time Employees
- 65
- Sector
- Commercial services
- Industry
- Miscellaneous commercial services
- Address
- Petaling Jaya Malaysia
- IPO Date
- Jan 27, 2026
- Business
- One Gasmaster Holdings Berhad is a Malaysia-based investment holding company that specializes in the provision of integrated gas detection, environmental monitoring, industrial hygiene, and specialized gas piping engineering solutions. The company operates primarily through its wholly-owned operating subsidiary, One Gasmaster Sdn Bhd, serving clients across diverse industries including oil and gas, petrochemicals, power generation, semiconductor and electronics manufacturing, chemicals, pharmaceuticals, and food and beverage processing. The company's business portfolio encompasses several core segments: Gas Detection and Analytical Systems, which involves the engineering design, supply, integration, testing, and commissioning of fixed and portable gas detection equipment, flame detectors, toxic and combustible gas transmitters, and multi-gas monitoring instruments; Environmental Monitoring Solutions, comprising continuous emission monitoring systems (CEMS), continuous ambient air quality monitoring systems (CAQMS), particulate analyzers, and flue gas sampling equipment; Gas Piping Engineering, providing turnkey design, fabrication, installation, and inspection of specialized gas piping reticulation, high-pressure distribution networks, gas manifold systems, and pressure regulating skids; Industrial Hygiene and Occupational Safety Services, delivering workplace environmental assessments, indoor air quality testing, noise monitoring, local exhaust ventilation (LEV) assessments, and chemical health risk evaluations; Calibration and Laboratory Services, supported by an ISO/IEC 17025 accredited calibration facility offering certified calibration for gas monitoring devices, acoustic and audiometric equipment, temperature, humidity, pressure, and mass instrumentation; and Equipment Trading, involving the wholesale and retail distribution of analytical instruments, replacement sensors, calibration gases, valves, and spare components. Founded in 1997 and headquartered in Petaling Jaya, Selangor, Malaysia, the company operates across Peninsular and East Malaysia and serves regional international markets including Singapore, Indonesia, and Vietnam. In January 2026, One Gasmaster Holdings Berhad completed its initial public offering (IPO) on the ACE Market of Bursa Malaysia under the ticker OGM, raising approximately RM19.38 million in gross proceeds to fund strategic expansion initiatives, which include establishing new regional branch offices and accredited calibration laboratories in Johor, Terengganu, and Penang, as well as broadening its continuous emission monitoring and environmental sustainability offerings.