Energy Exchange
of Southern Africa
Bespoke wheeled energy solutions
The mission
Delivering innovative energy solutions that are seamless, impactful, and pioneering.
We’re redefining the path to a cleaner, more resilient future – providing affordable and accessible electricity for a brighter, more sustainable Southern Africa.
The vision
A sustainable solution to Africa’s energy challenges.
We see a future where Africa is powered by clean, reliable, and affordable energy — fuelling growth, businesses and uplifting communities across the continent.
The benefits of using EXSA
Switching to renewable energy with EXSA is seamless, cost-effective, and truly impactful.
- customise your energy
Bespoke,
flexible offeringThe EXSA model is radically client-centric and designed for flexibility – offering short or long term contracts with minimal balance sheet requirements. - fix your energy costs
Predictable price
path certaintyBecause we purchase renewable energy in bulk and sell it with a CPI-based escalation rate, our customers get predictable pricing paths.
- get better service
Seamless
customer experienceOur NERSA Trading Licence lets us deliver renewable energy swiftly and seamlessly – like we’ve been doing for the last two years. This makes your journey to sustainability effortless.
- start saving
Lower
energy costsEXSA optimises your energy delivery and costs, providing lower prices and the benefit of more predictable pricing compared to traditional energy sources.
- get green
Sustainable,
green attributesEXSA provides renewable energy with verifiable green attributes (Renewable Energy Certificates), to help you further your sustainability goals.
Our shareholders
The business is proudly backed by shareholders that share the vision of EXSA energy being the future of energy in Southern Africa, including South Africa’s leading corporate and investment bank – Rand Merchant Bank, and one of South Africa’s trusted long-term investment partners – Remgro Limited.


Our shareholders
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The EXSA approach
Our approach to renewable energy procurement is uniquely designed to deliver a seamless and rewarding experience for our clients.
Attentive and flexible
We don’t believe in one-size-fits-all. Instead, we collaborate closely with you to understand your unique needs, crafting a customised solution that aligns with your energy goals.
Effortless transition
We manage all the complexities of renewable energy procurement, making your switch to clean energy as smooth and streamlined as possible.
Price-path certainty
Unlike traditional utilities, our pricing is CPI-linked, offering predictable costs and long-term savings—giving you budget certainty you can count on.
What's new in energy for South Africa?
Get the EXSA take on the latest renewable energy news and industry updates. No spam—ever.
Impactful resources
- September 10, 2025
Powering a Just Future: Our Landmark Deal with Seriti Green
Find out more about EXSA's landmark 15-year PPA with Seriti Green for a 155 MW Mpumalanga wind project is a major milestone for South Africa's private energy market and a powerful step in the Just Energy Transition. → - September 2, 2025
More than just energy: The values that power your partnership with EXSA
Discover EXSA's core values: Switched On, Connected, Catalytic, Energised, and Constant. Learn how these principles translate into tangible benefits, ensuring you a trusted and innovative renewable energy partner. → - June 9, 2025
Why our NERSA licence matters for your renewable energy future
Discover the benefits of partnering with a NERSA-licensed electricity trader like EXSA in South Africa. Learn how our official authorisation ensures credibility, legal compliance, and access to reliable renewable energy solutions. → - June 9, 2025
Powering a just future: EXSA and South Africa’s energy transition
Discover how EXSA's renewable energy projects, like our large-scale wind initiative, align with South Africa's Just Energy Transition (JET) goals for a cleaner, more secure, and economically prosperous future. → - December 13, 2024
Explore A New Era of Energy With A Reinvigorated EXSA
Explore the new EXSA website and find out how our commitment to driving renewable energy solutions in SA is empowering businesses to go green! → - October 16, 2024
The EXSA Journey – A Partnership for Sustainable Success
Simplify energy procurement with EXSA as we guide you through the entire process, making cost-effective energy for your business a seamless transition. →
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