Solutions

Our passionate and experienced people deliver successful clean energy projects globally.

Our offices

Like our business, we’re truly global – but proudly local. Find contact and location details for every RES office.

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Operations & Maintenance

Battery Energy Storage Systems (BESS) O&M

We provide increased asset performance and unparalleled outage management for battery energy storage systems.

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Minimising downtime, maximising performance

Managing a range of storage revenue contracts for owners, we take a proactive approach and identify opportunities for making improvements, supported by our deep technical and commercial understanding.

We also have a rigorous high voltage management system with internal HV teams, authorised to operate and maintain HV assets ensuring rapid response times and minimising downtime.

Why RES?

With specialists in SCADA, condition monitoring, performance analysis, system design and more, you can trust RES to safely manage your battery energy storage assets.


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.

Spares management

Our novel and sophisticated parts management process helps your projects perform more efficiently and reduces downtime.

What we offer

Solutions are tailored to meet your specific needs, whether that’s long-term support or standalone services for individual energy storage projects.

  • HV services​
  • Asset upgrades and retrofit campaigns ​
  • Preventative (scheduled maintenance​, inspections​, audits and asset health assessments​)
  • Corrective (unscheduled maintenance​, performance warranties​, major component replacement)
  • 24/7 remote monitoring ​

  • Condition monitoring and SCADA analysis​
  • Supervision ​
  • Decommissioning​
  • Parts supply / resale and repair
  • RESolve EMS / PPC​
  • Fire systems & security​

Latest Resources

Learn more about our projects.

Holmston Farm Energy Storage Project unanimously approved by committee

Renewable energy company RES has received planning consent to build a new energy storage project in south west Scotland, following South Ayrshire Council’s decision to unanimously approve the scheme, in line with the case officer’s recommendation.   Holmston Farm Energy Storage System is situated on land currently used as a commercial Christmas tree farm,…

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RES AND SCR PARTNER WITH ALINGSÅS ENERGI TO BUILD NEW BATTERY STORAGE IN SWEDEN

Second joint project for RES and SCR after successful development of Landskrona BESS project First project for Alingsås Energi, strengthening the grid in the local area Project is expected to be 17 MW / 17 MWh with Commercial Operation Date in 2024 Global renewable energy company, RES and large-scale battery…

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Holmston Farm Energy Storage Project will help create a more stable and secure electricity system

RES, a British company with a proud history in Scotland, has submitted a planning application to South Ayrshire Council for a 49.9MW energy storage proposal on land north-east of Holmston roundabout, near Ayr in South Ayrshire.     Energy storage technology plays an important balancing and grid stability role, and if consented,…

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