Established and sited since 2001 at Saint-Nazaire and Nantes in France, CT ARCO is an office specialized under naval architecture and engineering, that works mostly in professional sectors such fishing, offshore, dredging, passengers ships.

Created in 2001 under the name of ARCO Marine, and integrated into the CT engineering group since 2017, CT ARCO is involved in all naval sectors, construction, conversion and repair.

CT ARCO works on all types of projects, new building, retrofit, stability tests, on any type of work vessel, maritime or river, with the constant focus on innovation, especially on the hybrid propulsion side, diesel-electric / batteries, or hydrogen.

CT ARCO team is 15 people, CT group is 1300 people including 200 engineers and technicians in Spain.


  • Contact : Laurent CLAVERY
  • E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • Phone :


  • Adress : 20, Allée de la Mer d’Iroise 44600 Saint-Nazaire
  • Country: FRANCE