French marine, river, port and underwater-works contractor within VINCI Construction

Océlian

Aerial view of Océlian marine works and floating plant beside the harbour breakwaters at Belle-Île-en-Mer

Océlian / VINCI Construction; official marine-works capability image at Belle-Île-en-Mer, not the Frioul project

Océlian is VINCI Construction's French specialist for marine, river, port and underwater works.

Organization overview

French marine, river, port and underwater-works contractor within VINCI Construction

Geographic footprint: Europe, France, Corsica, and Mediterranean France. Core marine roles: Marine and river main contractor, Port and coastal-infrastructure contractor, Breakwater, quay and jetty contractor, and Underwater-works and diving contractor.

Project records 4 Last reviewed 6 August 2026

Type

French marine, river, port and underwater-works contractor within VINCI Construction

Active regions

Europe, France, Corsica, Mediterranean France

Marine works roles

Marine and river main contractor, Port and coastal-infrastructure contractor, Breakwater, quay and jetty contractor, Underwater-works and diving contractor, Piling, drilling, dredging and structural-strengthening contractor, Marine plant and floating-unit operator, Terrestrial and underwater survey and geotechnical delivery

Role in marine infrastructure

Océlian is VINCI Construction's French specialist for marine, river, port and underwater works. The company states that it operates a national agency network, including its Corse-Méditerranée agency in Marseille, and maintains its own floating plant for piling, drilling, dredging, structural strengthening, geotechnics, survey and marine civil work. At Port Seine-Metropole Ouest, TED records Océlian as the EUR 34.317 million Lot 1 winner and HAROPA identifies it as group lead for basin earthworks, river works and port structures. At Frioul, Océlian Corse Méditerranée is the mandataire and one of five co-awardees for the East-breakwater rehabilitation and rock-spur contract. At Port de l'Ayguade du Levant, Océlian and TP Spada are the two legal winners of the EUR 2.104 million Ro-Ro quay contract, while their internal workshare remains unpublished.

Related records 4

Sources used 6

Source collections