Organigramme du groupe BRGM au 31 décembre 2024.
© BRGM
BRGM Num, BRGM's 100% digital subsidiary
Officially launched in 2025, BRGM Num will deal in digital activities with a high level of technological maturity, with one ambition: preserving the environment through digital technology.
The subsidiary supports the modernisation of the public sector and the ecological transition of companies.
BRGM Explore, a subsidiary specialised in the field of mineral exploration
BRGM Explore is responsible for carrying out the inventory of French subsurface mineral resources (IRM).
It also aims to carry out other projects, in France and abroad, drawing on the expertise of its teams in mineral exploration.
BRGM Invest, BRGM's investment holding company
BRGM Invest is BRGM's investment holding company. Its mission is to support innovation by managing the existing portfolio of holdings, investing in BRGM-generated innovations and contributing new skills by acquiring equity in external companies.
BRGM Invest currently has shares in 5 subsidiaries:
- IRIS Instruments, in the field of measuring-instruments for geophysics, hydrogeology, hydraulics, geotechnics and mining, 51% owned by BRGM (the Japanese group OYO owns 49%),
- CFG Geothermal, in the field of geothermal energy, 50% owned by BRGM (Beicip-Franlab Groupe IFPEN holds 50%),
- Soltracing, to secure the flow of excavated soil, with a 44% stake,
- Terra Innova, a company specialising in the use of excavated soil to redevelop land subject to erosion, with a 21% stake,
- Géothermie Bouillante, 15%-owned by BRGM (ORMAT Systems and Caisse des Dépôts et Consignations hold 63.75% and 21.25% of the capital respectively).
BRGM SA and Coframines, residual interests in the mining sector
The purpose of these two holding companies is to manage BRGM's residual holdings in the mining sector: companies with no activity or planned development, or those in the process of being wound up.