London, UK – 23 March 2026 –RES has secured an asset management mandate from Nala Renewables covering 217 MW of operational solar and battery energy storage assets across Lithuania, Belgium and Greece, reinforcing the company’s growing role in supporting renewable energy investors with integrated operational services across Europe. Under the…
Technologies
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.
Development
Management of the entire development process to deliver optimised storage solutions.
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Support services
Asset management and O&M services to maintain assets and optimise asset value.
Learn moreWhy 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 maximise 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.
45 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.
34
USA 10
Europe 1
Australia Latest resources
Learn more about our projects.
Energy Storage USA 2026
From 24-25 March 2026, we will be attending Energy Storage Summit USA 2026, taking place in Dallas, Texas, United States. The summit brings together developers, utilities, investors and technology providers from across the energy storage industry to discuss the growth of battery energy storage systems (BESS) and the role of…
Future-proofing BESS: Advanced controls for evolving energy markets
by Alex Bamberger, VP of Digital Solutions The nature of grid balancing services has changed rapidly in the last five years, with new services introduced that reward fast, accurate flexibility. This has increased battery participation significantly while improving project economics and lowering the cost of balancing variable generation to the…