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Pegasus Advance Engineering a subsidiary of Mun Siong Engineering Group of Companies, is a Construction and Integrated Maintenance service provider for the Oil & Gas, Petrochemical, Energy, & Power industries.


Backed by Mun Siong Engineering Group of Companies’ solid experience and trusted partnership with oil majors and the global industry, we have the capabilities and expertise to undertake Hydro Jetting services and Heat Exchanger Retubing services. 



Backed by Mun Siong Engineering Group of Companies' solid experience and trusted partnership with oil majors and the global industry, we have the capabilities and expertise to efficiently undertake greenfield and brownfield projects ranging from the construction of new industrial plants to the modification and upgrade of existing plants. We are also experts in providing Maintenance, Turnaround & Shutdown Services ​


We maintain a strong multi-disciplinary in-house engineering department with extensive experience and design capabilities including 

Process, Static Equipment, Rotating Equipment, Electrical, Instrumentation, Tank, Piping, Civil, and Structure. Our Engineering department is complete with the latest engineering software, including but not limited to CADWorx Plant Professional, Navisworks Manage, SPOOLGEN, Tekla Structures, STAAD Pro, CEASAR II, PV Elite and ASMETank. 



  • Design, Fabrication and Erection of Steel Structures/ Fixed Equipment 

  • Static Equipment Installation 

  • Design, Prefabrication & Installation of Piping Works 

  • Design, Prefabrication of Pre-Assembled Modules (PAM), Skids 

  • Construction Management of Plants & Refineries 

  • Scaffolding 


  • New or Existing Pipeline Work including ''tie-ins''

  • Structural Modifications, Additions or Repairs 

  • Static Equipment Maintenance 

  • Total Valve Management, Valves Change-Out, Servicing and Certification

  • Divestment and Plant Equipment 

  • Isolation and Replacement of Parts and Equipment 

  • Column / Vessel / Heat Exchangers Internal Works 


  • High-Pressure Water Cleaning

  • Mechanical Decoking/ Air Pigging

  • Equipment Repair & Servicing 

  • Semi-Auto Tube Internal Cleaning

  • Grit Blasting 

  • Special Coatings 


Our workshop is located in Pengerang, Johor and is armed with the necessary equipment to fabricate pipe spools, and structures to support our maintenance and construction projects works with a monthly piping capability of 8000 Dia-inches /shift that can be increased.

Pegasus Advance Engineering Sdn Bhd

K-3480, Block K, 1-07 Jalan Rengit 1/2, Taman Rengit Sentral, 81600 Pengerang, Johor Darul Takzim, Malaysia

Tel: +607-818-1122

Co. Reg. No.:  201901046368 (1355698-X)

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