What We Do

Power Plant Maintenance
JML is a leading maintenance contractor and serves as the single-source provider for all of your Power Plant Maintenance, Brownfield Modernization, and Operational needs. We specialize in both Captive Scale and Utility Scale (Over 700 MW) maintenance projects with a diverse range of services such as reverse engineering, procurement, fabrication, construction, and asset-maintenance activities at all stages of a power plant’s life-cycle.
JML has diligently developed its technical know-how through industry collaborations and in-house capabilities. This has enabled us to successfully complete projects with a combined capacity of over 6.9GW in ASEAN and GCC countries.
Our area of expertise in Power Plant maintenance covers:
- Overhaul of Steam & Gas Turbines (M501D, M501F, M701D, M701F, GE270 T732)
- Replacement of Boiler Pressure Parts (Superheater, Reheater Cycle, Water Walls, Drum Internals)
- Routine and Predictive Plant Maintenance
- Annual Outage & Shut Down Maintenance
- Brownfield (BOP-Balance of Plant) System EPC Projects
- Operations Support and Maintenance Term (LTSA) Contracts
- Electrical & Instrumentation upgrading works
- Plant Deconstruction and Demolition Works
- Engineering Support for Retrofitting and Modernization projects.
JML has consistently delivered complex and challenging projects to the highest technical, quality and safety standards with relevant ISO9001 and ISO45001 certifications. This has allowed us to attain international recognition for our reliability, integrity and strong project performance. JML has successfully demonstrated its consistency and flexibility even when responding to unexpected events quickly and effectively. We are able to execute multiple projects simultaneously, because we have integrated technology with our processes utilized by JML’s teams of Power Plant professionals and technicians.
Technologies such as Drones, AR/VR technology, and IIoT enable us to enhance our maintenance expertise and carry out inspections and assess the lifetime of essential equipment. We stand by asset owners and financial institutions, allowing them to conform to the standards of Environmental, Social and Governance criteria. JML provides Renovation and Modernization (R&M) services to extend the life cycle of power plants through efficiency improvements, and Co2 reductions.
Oil & Gas
JML is one of the leading contractors of preference for reputed Refinery and Petrochemical plant owners in many ASEAN and Middle Eastern countries. JML provides integrated services that employ state-of-the-art techniques for STO (shutdown, turnaround, and outage) planning & execution, re-installation of equipment, critical lifting, non-intrusive inspection services for columns, reactors and vessels and catalyst replacement works. Our in-house engineers and technicians are trained rigorously to meet the demands of the Oil & Gas industry. This allows us to deliver plants that can operate reliably with zero re-work required.
We have vast experience in specialty piping fabrication, rehabilitation works, construction works and has successfully delivered multiple projects across Jurong Island, Singapore. Through the use of automation technologies, we are able to effectively execute cost-effective EPC solutions for system packages and small skids.
Our area of expertise in Oil & Gas covers:
- Mechanical Equipment Maintenance
- Electrical Equipment Maintenance
- Pipe Repair and Welding Works
- Overhauling of Static Equipment (Cracking Unit, Distillation Unit, Sulphur Recovery Unit)
- Overhauling of Rotating Equipment (Compressors, Blowers, Pumps, Fans, Extruders, Gearboxes)


Renewable Energy
Our strong track record in conventional power plant maintenance has given leading clients in the clean energy sector confidence in our skills, knowledge, and capabilities. We have recognized the demand for alternative energy sources and expanded our services to include renewable energy in our portfolio.
JML has delivered projects producing over 10MWp of grid-connected solar power at multiple HDB estates and commercial complexes across Singapore under the SolarNova Programme. With our innovative approach and use of the latest technologies, we have been entrusted with additional projects that would expand the output capacities of total installations to 24MWp. We are capable of executing EPC solutions for rooftop systems, ground-mounted Photo Voltaic (PV) systems and demonstrated track record of Concentrated Solar Power (CSP) projects and Waste to Energy (WTE) plants.
Our area of expertise in Renewables covers:
- Project Delivery under EPC or Construction Model
- Site Prospecting and Feasibility Studies (Capital Planning Optimization)
- Operation, Supervision and Remote Analytics
- Preventive (Loss Reduction) and Predictive Diagnostics
- Periodic Reporting and Billing
- Service Level Guarantee
- Stock and Warranties Management
- Site Security and Landscaping
JML is maintaining 16 out of 18 major WTE plants in Singapore and we are proud to be part of Singapore’s journey in renewable energy. In addition to Singapore, we have subsidiaries operating in Malaysia and Abu Dhabi providing services for many such regional clean energy projects.
Special Projects
JML has earned reputation for Plant Services with Global standards. We are known for the professionalism we exude, safety standards we uphold and quality standards we constantly improve.
Over the years, many clients from other industries have sought the service standards provided by us. The increasing demand for such services has encouraged us to expand our portfolio and dedicate a team to cater to such special projects. We have gained experience from projects such as but not limited to the construction and maintenance of airfreight terminals, cleanroom environments, and radiation equipment installation.
JML has the skills and capability to carry out the installation of special-purpose equipment and meet the demands of the medical and pharmaceutical industry. We acquire specific knowledge pertaining to the service we are providing so as to keep ourselves well informed about the standards that we need to conform to.
Our area of expertise in Special Projects covers:
- Assembly of Special Purpose Machines (SPM)
- Pilots Projects
- High Precision Alignments
- Clean Room Environment Projects
- Automated Handling System (BHS & MHS)
- M&E Installations in Data Centers
- Turnkey Maintenance (24/7)
- O&M of Airfreight Terminals
We are constantly adapting to meet the demands of new quality and safety standards. Our innovative approach to project execution, commitment to client success and flexible methodology enable us to differentiate ourselves from the competitors in the region. Through the adoption of innovation, we can assure that our standards of execution will be upheld, no matter the project location.


Services
JML has a proven track record of having provided services in the areas of plant facility expansion on an EPC basis, modification, rehabilitation and maintenance for the Power & Petrochemical industries. We are well-versed in functional areas and providing integrated services related to mechanical, electrical, controls & instrumentation, structural and civil works across the energy industry.
JML is also capable of undertaking specialty projects such as but not limited to installing special purpose machines used for proton beam therapy, mechanical works for pharmaceutical dry end facilitates and cleanroom environments used in the medical and semiconductor industries. We strive to deliver projects that are completed within the budget while upholding the highest quality and safety standards.
We have successfully completed over 450 projects around the world. Our established presence in Singapore, Malaysia, Indonesia, Brunei, Thailand, Myanmar, Philippines, Taiwan, Bangladesh, Qatar, Oman, Kuwait, Abu Dhabi, and Spain has added advantage for international clients to seek value-added collaborations. JML continues to build a strong relationship with various reputed local and international customers including significant repeated business throughout the years.