Our Business

Our Business

As an integrated service provider, we place great confidence in our ability to deliver quality products and services to meet the most stringent criteria set by our business partners.

Operating as the Electrical and Instrumentation arm of Mun Siong Engineering Limited, OHM Engineering brings forth more than 30 years of trusted relationship with oil majors and global industry partners with their capabilities and reliability. The years of providing electrical and instrumentation works for the process industry has seen OHM Engineering broadening its customer base. Our consistent commitment in providing quality services, safe operations and timely delivery backed by highly competitive pricing and efficient customer services provides unsurpassed value to our customers. OHM Engineering has undertaken major forms of electrical and instrumentation projects ranging from brownfield and greenfield construction projects, routine maintenance to shutdown works and major turnarounds. Through the years, our ability to consistently provide top quality products and services is an integral factor for OHM Engineering to be the leading trusted partner among oil majors in long-term contracts.

Our scope of electrical works include:

  • Installation of Substation Electrical Equipment
  • Installation of Cable Trays
  • Installation of Lightings
  • Trench Excavation
  • Cable Pulling
  • Medium Voltage (MV) and High Tension (HT) Cable Termination
  • Marine Electrical Works
  • Lightning Protection and Grounding System
  • Supply of Licensed Electrical Worker (LEW) services


Our scope of instrumentation works include:

  • Installation of Distributed Control System (DCS) and Auxiliary Panels
  • Field Instrument Bench Calibration and Installation
  • Programmable Logic Controller (PLC) System Solution
  • Instrument and Control Circuit Design
  • Analyser House System Integration
  • Production Skid Instrument Works
  • Marine Instrument Works
  • Instrument Loop Check