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FRENCH MANUFACTURER OF CUSTOM-BUILT CATAMARANS

For many years, our dedicated team has been working hard to design exceptional maxi-catamarans at our shipyard in La Rochelle.

 
 

DELIVERY CEREMONY FOR MOKAI VAKA

A colorful ceremony in La Rochelle to celebrate the delivery of Mokai Vaka before its big trip to Tahiti—with dancing, excitement, and sharing.

 

INAUGURATION OF ATELIER ONE SHAPE

On September 23, we opened the doors of our new One Shape Workshop to you. Many of you came to discover our shipyard, a pioneer in respecting its ecological values.

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OUR NEWS

News from the Chantier de l’Arsenal shipyard

Things are happening at Chantier de l'Arsenal! On our news page, you can find highlights from life at the shipyard: catamaran launches, deliveries, participation in boat shows, interviews, and internal events that punctuate our year.

CHANTIER DE L'ARSENAL

The story and team of Chantier de l’Arsenal

Based in La Rochelle, our shipyard is unique in its kind, combining a design office: naval architecture, engineering and project management, and a shipyard, where our teams build the catamarans.

OUR PROJECTS

One Shape projects

For over 10 years, our dedicated team has been designing exceptional catamarans and other composite objects at our La Rochelle shipyard. Chantier de l'Arsenal specializes in custom composite construction.

ONE SHAPE® PROCESS

Decisive advantages in terms of cost reduction, time savings and ecological performance

A new way of designing and building composite ships: cost reduction, time savings and ecological performance.
One Shape is an innovative process that transforms the way composite ships are designed and built. Developed in 2015, it enables custom-made boats to be created without the need for traditional molds.

10+

years of experience

552 500

recycled PET bottles reused in 2024.

ATELIER ONE SHAPE

A positive-energy building

In the spring of 2023, we launched the construction of our new shipyard, Atelier One Shape, located in La Pallice, near the commercial port. This 4,000 m² building, located on a 16,000 m² plot of land, house the production of 8 to 10 giant multihulls each year. This project demonstrates our commitment to combining innovation and environmental performance.