POWERING PROGRESS, DRIVING SUSTAINABILITY
ABOUT
At 3ER, we deliver smart, flexible energy solutions designed to meet your unique needs and evolve with your business. Our forward-thinking approach combines innovation, performance, and environmental responsibility — empowering you to accelerate your transition to a low-carbon future.
We believe shaping the future of energy starts with a deep respect for the planet and its people. Guided by three core principles—advancing clean energy, taking bold action, and staying resiliently optimistic—we're committed to building a more sustainable world, together.
Based in St-Raphaël
Presence across France
WORD FROM MANAGEMENT
Michaël Pham
President of 3ER
At 3ER, we are committed every day to supporting businesses, local authorities, social housing providers, and other organizations in their energy transition. In the face of decarbonization and energy efficiency challenges, we implement a comprehensive approach built on strong expertise and proven know-how. From design to implementation, including performance monitoring, we are dedicated to delivering concrete, sustainable solutions tailored to every need.
CONTACT
Inquiries
For any inquiries, questions or commendations, please call: +33 7 83 88 49 56 or fill out the following form.
Head Office
25 avenue des Pervenches,
83700 St Raphaël, France
Tel:+33 7 83 88 49 56