Contact DualSun

How to reach us

 +33 4 13 41 53 70

When to reach us

 Monday to Friday between 9am and 7pm (France time)

Our offices

2 rue Marc Donadille 13013 Marseille

Do you have a specific question?


If you are an individual and would like to obtain economic and energy information for a DualSun installation or to realize your solar project with our authorized installers, visit our MyDualSun simulator.


If you are a professional and would like to contact us or access our technical documents click here.


For any other request, send us an email at