London, UK – 5 March 2026 – RES has surpassed 3GW of solar and battery energy storage systems (BESS) under operations and maintenance contracts (O&M) in Northern Europe, marking a major milestone in the company’s continued growth across the region and reinforcing its position as a leading independent provider of…
Technologies
Innovation with purpose
Driving a clean energy future through state-of-the-art renewable technologies.
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A brighter tomorrow
Our solutions are not only innovative, but also safe, reliable, economical, and sustainable.
Backed by in-house expertise, we’re working to ensure everyone has access affordable zero carbon energy.
What we offer
We offer over 40 years of experience developing and building clean energy projects.
Global reach
We’ve developed over 29GW of clean energy projects worldwide.
Maximum value
Our experienced team always develop projects to ensure maximum value.
Tailored solutions
Project specifications are adapted to your needs.
Environmental impact
Sustainability powers everything we do and the decisions we make.
Extensive expertise
Our people are knowledgeable and passionate our about achieving our vision.
Our technologies
Underpinned by innovation and a drive to make the world a better place.
Wind
Delivering both onshore and offshore wind projects, carefully balancing safety, cost, risk, and opportunity to drive best-in-class results.
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Solar
Using our wealth of industry experience to build high performing utility scale solar farms.
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Transmission & distribution
Building and maintaining the electrical infrastructure needed for energy resilience and new power projects.
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Energy storage
Powering flexible ways to facilitate clean energy using our innovative energy storage solutions.
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Green hydrogen
Helping decarbonise industry by developing and operating green hydrogen plants fuelled by clean energy.
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Hydro
We ensure continuous performance and extend the life of hydro assets through our engineering expertise and 24/7 global operational support.
Learn moreOur global reach
We’ve implemented clean energy projects in locations all over the world.
157
Americas 7
Australia 168
Europe Why RES?
Our vision is to create a world where everyone has access to affordable zero carbon energy.
Through internal and external collaboration, our passionate, accountable people, and extensive in-house expertise, we’re working towards building a greener future.
Flexible independence
Access to a breadth of technologies brings flexibility to the way we work.
International impact
We develop, construct and operate projects for clients in 14 countries.
Comprehensive services
We offer development, construction, asset management, and operations and maintenance solutions globally.
Digital innovation
Using AI and machine learning to find new ways to drive positive outcomes.
Latest Resources
Learn more about our projects
Innagreen confirmed as long-term equity partner for Tarong West Wind Farm in Queensland
Sydney, Australia – 25 February 2026 – RES is pleased to confirm Innagreen Investments, a global renewable energy investor, as the long-term equity partner for the proposed Tarong West Wind Farm in Queensland, Australia. The partnership marks a significant milestone in the project’s progression and strengthens its platform to advance…
7th Edition Windpower Data and Digital Innovation Forum
The 7th Edition Windpower Data and Digital Innovation Forum brings together senior leaders and technical experts from across the global wind sector to explore how data, AI, digital twins and predictive analytics are transforming asset performance, reliability and operational decision-making. Taking place 26–27 May 2026 in Amsterdam, the forum will…