- Underwater cutting
- Underwater welding operations
- Underwater works in the harbours
- Underwater works for fixed and floating harbor dock
- Recovery of submerged objects
- Underwater surveys
- Recoveries
- Demolition
- Drilling
- Coring
- Cutting and underwater welding
- Underwater photos and filming
- Eveling boxes for laying
- Installing geotextile
- Installation of floating wharves
- Installation of mooring catenaries
- Mounting field buoys
- Maintenance pipelines
- Construction of mariculture facilities
- Dredging and sorbonature
- Installation anchors
- Underwater archaeological excavations
- Interventions for pleasure and motor boats