• If you wish to contact the Subsurface Energy Resources Office of the DGEC, the e-mail address is as follows: dgec-2a@developpement-durable.gouv.fr

You can also write to the following postal address:

Ministère de la Transition écologique et solidaire
DGEC/DE/SD2/2A
Tour Séquoia
92055 La Défense Cedex
France

• For any questions relating to the portal, you can send an e-mail to the following e-mail address: Minergies@brgm.fr

You can also write to the following postal address:

BRGM/DGR/CIM - Minergies
3 avenue Claude Guillemin,
BP 36009,
45060 Orléans Cedex 2
France