Your current version of Internet Explorer is old and unsupported for most of the websites. We recommend you to upgrade <a href='http://windows.microsoft.com/en-gb/internet-explorer/download-ie'>from here</a> to the latest version of Internet Explorer and your experience will be enhanced.

Energy Storage

Safe, economical, and reliable energy storage systems

Wide-ranging expertise

Energy providers and consumers need more than ‘demonstration’ or ‘experimental’ energy storage systems. They benefit far more from economically and operationally proven equipment they can rely on for years to come.

RES energy storage solutions comprise safe, economical, and reliable energy storage assets that can provide multiple centralized and distributed solutions at the same time.

Our energy storage contracted portfolio exceeds 144 MW (92 MWh), with over 200 MW in development. 

Amphora, Elwood and Jake Battery Storage

We can customize energy storage solutions to meet customers’ unique demands, thanks to industry-leading expertise in development, engineering, construction, operations, finance, and project ownership. Here are some examples of the energy storage services RES can provide:


  • Frequency regulation
  • Renewable integration
  • Spinning reserve
  • Ramp-rate management
  • Renewable firming


  • Voltage support
  • Substation and line upgrade deferral
  • Renewable integration
  • Loss reduction
  • Constraint relief
  • Reliability and grid stability


  • Disaster recovery/relief
  • Microgrid and island grid support
  • Distribution upgrade support
  • Peak load reduction
  • Power quality
  • Volt/VAR support

144 MW (92 MWh) 

contracted portfolio

200 MW

in development 


Read more about 

Energy Storage in EMEA


Read more about Energy

Storage in the Americas

Our energy response system - RESolve

RESolve is our advanced energy response system. Applied at every level of the battery system, its standards-based architecture supports a ‘least-cost’ procurement approach that improves asset life and reduces operating costs.

In developing RESolve, we’ve applied our extensive experience with grid-connected generation feeds, so we can provide grid support and protection management to keep energy storage systems online safely, and for longer.

All the energy storage projects that RES operates use RESolve.

Resolve logo

Read about RESolve operational  Support

Read moreabout RESolve


Safe, economical, and reliable

News and Events

Steuerung und Überwachung für mehr Effizienz

Die Effizienz und Sicherheit eines Speichersystems hängt von vielen kleinen Verbindungen ab: Ein Großspeicher setzt sich häufig aus mehreren tausend Batteriezellen zusammen. Eine unzureichende Überwachung u…

Read More


Industry intelligence service, A Word About Wind, highlights achievements of Shalini Ramanathan and Dr. Carolyn Heeps, as two of the wind industry’s leadi…

Read More

To mark the launch of the new-look Energy-Storage.News site, our team profiled six of the leading global system integrators working in energy storage today. This is a handful of the names that are designing systems, solving problems, executing projec…

Read More

Get in touch