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Comprehensive O&M Services
GESA delivers fully integrated Operations & Maintenance (O&M) solutions for power generation assets worldwide — including gas turbines, steam plants, generators, hydroelectric units, and hybrid facilities.
Our hands-on experience spans the Americas, Africa, the Middle East, and Southeast Asia, empowering us to deliver services that consistently exceed industry benchmarks for reliability, performance, and cost-effectiveness.
Whether deploying embedded technical teams or managing full-scope lifecycle services, GESA brings together the people, systems, and tools to ensure your plant performs at its peak — safely efficiently, and profitably.
Why Choose GESA as your O&M Partner?
- Backed by 15+ years of global O&M experience
- 40+ Countries Served
- Supported by 600+ technical experts and specialists
- 8 Regional Offices (including US (HQ), Turkey, Qatar, Malaysia, Nigeria)
- 1,200 MW+ of installed capacity under active O&M contracts
- Proven OEM-Grade Expertise
- Availability Record: 98.9%+ across multiple long-term contracts
- Trusted by leading energy operators: Pipeline Compressor Stations – Turkey, Natural Gas Storage Facility – Turkey, Powership (floating power plant) – Gabon, Hydro Power Plants - Turkey, Other types of power plants – (Qatar, Malaysia, Botswana, Nigeria, Turkey, …)
24/7 Plant Operations
- Routine Operations and Maintenance services (predictive, preventive, corrective, reactive)
- All metering, testing and inspection activities (Including fuel management)
- All administrative functions and reporting
- Environmental and regulatory compliance management (including waste management)
- Performance monitoring and optimization
Maintenance Management
- Comprehensive lifecycle maintenance programs
- OEM-based preventive maintenance routines
- Level-1 / Level-2 site-level inspections (including borescope, alignment, hot section Exchange, etc.)
- Scheduling and execution of planned and unplanned maintenance
- CMMS-driven work order and inventory management
- Spare parts sourcing, tooling care, and logistics management
- Reliability-centered and condition-based maintenance strategies
Performance Optimization
- Availability improvement initiatives for performance optimization and cost reduction
- Turbine efficiency assessments, retrofits and lifecycle extension studies
- Heat rate and load optimization
- Emissions reduction and fuel saving strategies
- KPI-driven reporting tied to bonus/penalty clauses
- Technology upgrade assessments
Long-Term Service Agreements
- Multi-year O&M contracts
- Fixed, variable, or hybrid pricing models
- Performance-based agreements
- Guaranteed availability and uptime commitments
- Performance-linked incentives & penalties
- Modular inclusion of spares, tooling, staffing, and reporting
- Scalable and flexible service scopes based on plant size and customer needs
Asset Management
- Full asset lifecycle planning
- Capital planning and budgeting
- Spare parts forecasting & inventory optimization
- Warranty claim administration
- Vendor/3rd party management
- Contract administration
- Cost tracking, reporting, and KPI benchmarking
Technical Support
- Field services for major overhauls and HSEs
- OEM-equivalent troubleshooting and field engineering
- Root cause failure analysis and redesign
- Technology assessments, design modifications and performance upgrades
- Remote support capability
- Knowledge transfer and on-site staff training programs
Our Value Proposition
- Operational Excellence: Industry-leading plant uptime, availability and reliability
- Cost Optimization: Measurable savings via predictive diagnostics, optimized staffing, and efficient outage planning
- Risk Management: Shared accountability models with transparent KPIs
- Technical Expertise: Deep knowledge across all major turbine and generator technologies
- Global Reach: Local presence with global technical support capabilities
- Flexibility: Customized solutions tailored to specific plant and customer requirements