30 July 2025, London – RES has published its Global Sustainability Report – Power for Good, highlighting a year of transformative growth, strengthened climate impact and global expansion for the world’s largest independent renewable energy company. The report details RES’ performance across environmental, social and governance (ESG) priorities, including its…
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 28GW 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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Other Technologies
Using our global experience to maximise the performance and ensure the longevity of our customers assets.
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
Enhancing habitats across the projects we support
We are committed to respecting and protecting the natural, cultural and historical heritage of the environments in which we work. Providing services for renewable assets across 1,300 sites in 24 countries, we ensure compliance with local legislation and ESG disclosures, as well as following best practices with our global approach. …
Driving transparency in wind energy: open-source solutions for enhanced asset performance
By Alex Clerc, Senior Controls Engineer At RES, we are committed to driving innovation in renewable energy, and digital solutions are central to unlocking more energy from existing wind farms. Upgrading turbines is one of the most effective ways to increase output from existing infrastructure, helping deliver more clean energy,…