Mun Siong Engineering Limited provides integrated engineering services to oil and gas, petrochemical, energy, chemical, power generation, construction, and pharmaceutical industries worldwide. It offers multi-disciplinary engineering calculation and design consultancy; in-house quality control and quality assurance; on-site flange refacing; semi-automated pressure cleaning; abrasive water-jet cutting and hydro drilling; furnace, boiler, and fired-heater mechanical de-coking and inspection; static and dynamic balancing; turnkey heat exchanger, and pressure vessel design and fabrication; and industrial equipment cleaning services, as well as retubing, repair, modification, and new fabrication of heat exchanger; removal, servicing, repair, overhauling, and installation of rotating equipment; Milwaukee tools for battery operated power tools; and authorized maintenance for waterous pumps. The company also provides internal tube grit blasting cleaning and epoxy coating; anti-corrosion and low surface energy coating; heat exchanger coil cleaning; mechanical seal supply and repair; trenchless pipeline rehabilitation; thermoplastic anti-corrosion coating; process plant shutdown and turnaround maintenance, and project management; tankage rehabilitation and demolition; scaffolding, insulation, and painting; and emergency, predictive, and routine maintenance services. It offers design, prefabrication, fabrication, erection, and installation for structural steel services, and steel piping and support systems; design, fabrication, installation, and construction services for atmospheric storage tank solutions and instrumentation and control systems; equipment package/skid design, fabrication, and assembly services; transformer, switchgear, and control panel installation for electrical services; and installation, loop checking, testing, and pre commissioning for distributed control systems and PLC solutions. The company was incorporated in 1969 and is headquartered in Singapore.