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GreenSun International (GSI) is a leading Engineering, Procurement, and Construction (EPC) company delivering innovative solar energy solutions across Africa. With offices in Mauritius and South Africa, and operations in Zambia, Namibia, Botswana, Zimbabwe, Madagascar, Réunion, Mayotte, and Comoros, we design high-performance systems tailored to diverse energy needs.
Backed by Carbonex Energy, we serve residential, commercial, and industrial markets with grid-tied, energy storage, and solar-genset integration. Our work combines technical excellence, environmental responsibility, and long-term value that empowers a cleaner, more resilient future.
We engineer solutions that reduce carbon footprints and protect our planet for generations to come.
From design to installation, we deliver reliable, high-performance solar systems that drive Africa’s clean energy transition.
Deliver innovative, reliable, and sustainable energy solutions that seamlessly connect technical excellence with our customers’ unique energy needs. Our commitment is to drive the renewable energy transition with integrity, innovation, and long-term value.
We are committed to doing our part in decarbonising the energy sector. We believe in collaboration and to be the bridge between customers and solutions as we criss-cross Africa.
Sustainable solutions that reduce carbon footprints and protect our planet.
Innovative technologies that expand clean energy access and reliability.
Projects that create jobs, grow local economies, and improve lives.
We merge strategic planning with hands-on expertise to achieve outstanding sustainability and green energy outcomes, ensuring every project delivers long-term value.
Expertly engineered solar and storage solutions tailored to your unique energy needs.
A skilled team delivering precision, innovation, and quality in every project.
Working closely with clients to design solutions that maximise performance and ROI.
On-time delivery, consistent results, and long-term value you can trust.
We combine technical expertise, innovative design, and sustainable practices to deliver high-performance energy solutions. From concept to completion, our team ensures every project meets the highest standards for efficiency, reliability, and environmental impact.
DIRECTOR – BUSINESS DEVELOPMENT
30 years of experience in engineering management, specialist in maintenance and MEP design for remote sites across Seychelles, Madagascar, Zambia, and South Africa.
DIRECTOR - ENGINEERING
A multi-skilled Electrical/Energy Engineer with 20 years of experience in renewable energy, power distribution, control systems, and energy storage.
Mauritius - SENIOR DESIGN ENGINEER
With 15 years of experience in electrical engineering and construction projects, Franc excels in designing, managing, and maintaining complex systems.
South Africa - Managing Director
Experienced in Business Management, Sales, and Marketing, Byron focuses on improving processes and building strong client relationships.
South africa - Financial manager
Oversees financial operations and ensures sound financial management practices that support the company’s growth and stability.
south africa - technical sales manager
Drives technical sales, helping clients match their energy needs with the right solutions while building strong customer relationships.
Over 1880+ residential and business solar installations across South Africa and Mauritius.
Powering the future with 26+ MW of solar, expanding access for businesses and homes.
With 7+ years of expertise, we power businesses and homes with reliable clean energy.
We have proudly installed high-performance solar solutions for 250+ happy clients.
