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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 - RES Energy storage  Solutions

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


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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

Battery storage combined with low carbon power generation is the solution to ‘black swan events’ says RES and Lloyd’s Register, as Australia re-designs its energy policy following the blackout that affected 1.7 million South Australia residents.


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RES (Renewable Energy Systems) has successfully completed its first UK-based industrial-scale battery storage facility at a 1.5MW solar park south of Glastonbury, in Somerset.RES has delivered the battery energy storage system (BESS) under an Enginee…

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Read the full article in Energy Storage News here.

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