Defense
- French Navy
- Boilermaking, Dismantling
- DGA – French Army Light Aviation
- Stations SIMMAD
Nuclear
- ORANO
- Boilermaking
- EDF Flamanville
Naval
- P&O – Truckline ferries – Brittany ferries
- Boilermaking
- Naval Group Cherbourg – Toulon – Lorient
- Boilermaking, Dismantling
- Chantiers de l’Atlantique – ALSTOM
- French Navy
- Babcock
Industry
- ORANO
- Boilermaking
Local authorities
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