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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Energy storage

We’re committed to using our innovative energy storage solutions to power flexible ways to facilitate clean energy.

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What is energy storage?

Energy storage is the capture of energy for use at a later time, and a battery energy storage system is a form of energy storage.

Battery energy storage has a variety of useful applications, such as balancing energy demand and supply for either the short or long term. This ensures the grid operates more efficiently. Plus, batteries are able to respond to changing supply or demand levels within a second.

What we do

Tailored solutions to meet your specific needs, applying our experience to reduce costs and enhance
site safety.


Management of the entire development process to deliver optimized storage solutions.

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Seamlessly coordinating projects with safety and quality at the forefront.

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Support services

Asset management and O&M services to maintain assets and optimize asset value.

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Digital solutions

Smart technology and digital solutions underpin all that we do.

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Why RES?

RES energy storage projects feature our innovative energy management system, RESolve.

Developed in-house by our experts, this state-of-the-art software has been proven to maximize potential revenue streams.

Plus, our integrated team manage your entire energy storage project, meaning fewer contracts and more accountability.

Supply chain knowledge

Component supplier recommendation, including batteries and inverters.

Technology agnostic

In-house engineers select best solution for your needs.

23 battery projects

Delivered worldwide.

Flexible software

RESolve adapts to a variety of system architectures.

Owner support

Delivering portfolio or fleet- level integration to support multiple projects.

Global reach

We’ve installed energy storage projects in locations all over the world.

Global reach

We’ve installed energy storage projects in locations all over the world.


Latest resources

Learn more about our projects

30 MW/120 MWh Top Gun Energy Storage Project Begins Commercial Operation

Broomfield, CO – RES (Renewable Energy Systems) and San Diego Gas & Electric Company (SDG&E) today announced the recent commencement of commercial operation of a 30 MW/120 MWh lithium-ion battery storage system located in San Diego, California. RES will provide operations and maintenance (O&M) service for the facility under an…

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Axpo acquires 20MW/20MWh battery energy storage project from RES and SCR, due to become operational in 2024. RES to deliver construction management, asset management and O&M services and applies its proprietary RESolve system First energy large-scale storage project for Landskrona Energi London, 10 March, 2023 – Global renewable energy company,…

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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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