Commissioning & Start-up & Field Services

Commissioning and start-up represent the critical transitional phase between construction completion and the commencement of full commercial operations. This phase ensures that all installed systems and equipment are verified, tested, and proven to operate safely and in accordance with design intent. It encompasses a structured sequence of activities including system turnover from construction, system verification, commissioning of individual and integrated systems, introduction of feedstock, and performance and reliability testing.

Mexa Energy International Limited is uniquely positioned to deliver comprehensive commissioning and start-up services across a wide range of facilities and operating environments. Our capabilities cover process systems, instrumentation and control systems, electrical systems, and both rotating and non-rotating equipment. Through disciplined execution and adherence to industry standards, we ensure that all systems are fully functional, safe, and ready for sustained operations. Our commissioning expertise spans projects of varying scale and complexity, from single skid-mounted packages to offshore platforms, modular facilities, and full-scale process plants.

Each project is supported by a team of experienced engineers and technicians who apply proven methodologies and best practices to ensure that the job is done correctly the first time, every time. This approach minimizes start-up risks, avoids costly rework, and accelerates the transition to operations.

Beyond start-up, Mexa Energy’s maintenance and field services complete the asset integrity management (AIM) cycle by providing ongoing operational support throughout the asset’s lifecycle. We work closely with clients to ensure that commissioned facilities continue to perform reliably, efficiently, and safely long after initial start-up, thereby protecting investments and maximizing asset value.


Inspection and Calibration Management

Inspection and calibration are essential to validating system readiness for safe start-up. Mexa Energy International Limited ensures the operational reliability and accuracy of all instruments and devices used to monitor, control, and supervise process operations. Our inspection and calibration services are carried out in strict compliance with relevant international standards and manufacturer specifications, ensuring that measurement accuracy, control integrity, and safety functions are fully assured.

Troubleshooting and Repairs

Our team’s in-depth expertise in electrical systems, automation and control, process design, and packaged equipment enables rapid identification and resolution of operational issues. We provide efficient troubleshooting and repair services in the field, reducing downtime and restoring system functionality. Our capabilities extend to both rotating and non-rotating equipment, including gas-fired engines and compressors, diesel generators, electrically powered control systems, and associated equipment.

Testing Services

Mexa Energy provides all testing services required to safely transition a platform, plant, or facility from construction to operations. These include pre-commissioning tests, functional tests, loop checks, interlock testing, and final acceptance tests. Our structured testing procedures ensure that systems meet performance criteria, safety requirements, and contractual obligations prior to handover.

Maintenance and Field Services

Mexa Energy offers a full range of maintenance and field services covering every stage of an equipment’s operating lifecycle. Whether a client requires a specific service such as testing, repair, overhaul, or replacement, or a comprehensive preventive maintenance program, we have the resources, technical competence, and field experience to deliver. Our maintenance solutions are designed to minimize downtime, improve reliability, and ensure continuous, safe operations, allowing clients to focus on their core business with confidence.