By Eduardo Medina, CEO of RES Group Behind every wind farm or solar installation in America are real jobs in steel mills, glass plants and electrical manufacturing facilities, in communities that have built their livelihoods around the clean energy industry. According to the American Clean Power Association, renewables supported 1.4…
Services
Operations and maintenance
Highly skilled engineers and technical specialists provide first-class operations and maintenance support.
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Minimise cost, maximise production
By accurately assessing the condition of your asset, we can optimise performance through targeted maintenance.
Our skilled engineers go beyond just boots on the ground, focusing on delivering competitive and comprehensive services to boost revenue and decrease costs.
Why RES?
Our people-first approach and decades of experience has led to the development of robust systems of work, ensuring your assets perform safely and reliably.
Solutions are tailored to meet your specific needs, whether that’s long-term support or standalone services for individual projects.
Exemplary health and safety performance
A secure work environment that puts people first, delivering best-in-class health and safety performance.
24/7 support
Our operational control centre is always accessible, giving you continuous support and monitoring.
Analysis and optimisation
Using in-house developed diagnostic tools, we analyse all sources of data to increase performance and maintain asset value.
Technology expertise
Extensive multibrand experience across all of our technologies.
Spares management
Our novel and sophisticated parts management process helps your projects perform more efficiently and reduces downtime.
What we offer
With specialists in SCADA, condition monitoring, performance analysis, system design and more, you can trust RES to safely manage your assets.
- Scheduled maintenance
- Inspections, Audits and QC/QA HV and OFTO services
- Balance of Plant (offshore, CCTV, HVAC, grounds, security)
- Offshore services, above or below water
- Spares sales and management
- 24/7 remote monitoring and fault resets
- Unscheduled maintenance
- Performance warranties
- Main component replacement
- Autonomous blade inspections’
- Asset upgrades and retrofit campaigns
- Condition monitoring and SCADA analysis
- Life extension, repowering, and decommissioning
- Power performance analysis and optimisation
- Drone thermography
- Anti-PID
- Offshore maintenance scheduling software or Plant performance study, efficiency analysis and continuous improvement
Control Centre Services
We enhance asset productivity and operational efficiency through comprehensive support for asset management, operations, and maintenance activities. Our highly experienced operators, drawn from maritime safety, major utilities and wind turbine maintenance backgrounds, ensure that any issues are identified, enabling a prompt reaction to ensure lost production is minimised.
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Repowering
We support and implement an appropriate end of life strategy for your project, helping you secure the future value of your assets. Our team will work with you to build the best strategy for optimising your asset’s energy production, while extending its lifespan. With access to the latest technology, we’re able to keep pace with new developments to boost your asset lifespan, contributing to building a greener world with less waste.
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GWO Training
From our accredited training centres in Mexico and Spain, we provide internationally recognised GWO training which is recommended for wind technicians working in construction, installation, operations and maintenance of wind turbines.
Based on our decades of experience in the wind industry, our certified training ensures a high quality learning outcome.
We’re committed to achieving a world-class level of safety performance.
Our technologies
Providing the transformation and innovation needed to deliver a clean energy future.
Onshore wind O&M
Highly skilled engineers and technical specialists provide first-class operations and maintenance support for your wind assets.
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Offshore wind O&M
With over 30 years of offshore experience, we have a deep understanding of the technical, commercial and operational challenges presented by offshore wind.
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Solar O&M
We focus on delivering competitive and comprehensive services to maximise revenue, minimise cost and maintain asset value.
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BESS O&M
We provide increased asset performance and unparalleled outage management for battery energy storage systems.
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Hydro
We ensure continuous performance and extend the life of hydro assets through our engineering expertise and 24/7 global operational support.
Learn moreTestimonial
As an O&M contractor, RES offers unrivalled performance. Our asset’s performance continues to exceed expectations and we benefit from exceptional service from the technical experts at RES.
Saadat Ullah, Technical Portfolio Manager
Foresight Group
Latest Resources
Learn more about our projects
Expofimer 2026
From June 10-11, RES will be attending EXPOFIMER. EXPOFIMER is the leading international event dedicated to the operation and maintenance (O&M) and asset management of renewable energy assets, bringing together technology providers, service companies, operators and industry experts. If you’re attending, come and meet our team to find out how…
Blades Europe 2026
28-29 April 2026 | Edinburgh, Scotland Blades Europe is Europe’s no.1 destination for wind blade performance conversations. The event gathers leading engineers, materials scientists, and operational experts from across the entire blade lifecycle for a jam-packed two days full of insightful discussions, networking and plenty of valuable knowledge covering: Event website: Blades Europe – the…