The role of the broker is not only to offer the solutions available on the market. Through its understanding of the issues and risks of its customers, it also aims to build solutions and relevant services, tailored, optimized and constantly evolving
Claire LASSERRE, Commercial Director
Blue water
Cable layers, offshore equipment, dredgers, supply vessels, oil and gas companies, cruise ships and passenger vessels are insured through GUIAN with French and European leading markets, selected for their financial security and knowledge of your industry…
Inland vessels
GUIAN is one of leading insurance brokers companies acting in inland waterways transportation. The specialized insurers of the market rely on the know-how of our teams for the insurance management of the main operators, logisticians and French shipowners.
Fishing industry
Reliant on natural resources and regulatory development, a hazardous profession for ships and for seamen, industrial or artisanal fishing is also a specialty of GUIAN. Our insurance solutions for seamen, vessels…

Cargo Insurance
Importer, exporters, trading companies, our team offers insurance solutions for the risks of damages and financial losses…
Aquaculture
GUIAN SA as developed AQUASECURE insurance contract covering the mortality risk of aquaculture life stock for onshore or offshore farming and hatcheries…
Pleasure craft and ocean racing
GUIAN offers innovative solutions for the construction and navigation of pleasure and ocean racing units.
Port operators
Handling companies, logisticians and actors of the port life are the customers of GUIAN and its subsidiary NCA…
Business Risks
The GUIAN team takes part in securing the risks generated by the exploitation of your companies, the risks related to corporate officers…
Our network
Seasecure is part of the Howden One international network of over 20 000 experts in more than 90 countries around the world.
Follow us
Marseille
1, La Canebière
13001 Marseille – France
Phone : +33 (0)4 91 99 59 11
Le Havre
Espace Caillard
3 rue Louis Eudier
76600 Le Havre – France
Phone : +33 (0)2 35 19 21 00
Paris
6 Rue Jean Jaurès
92800 Puteaux – France
Phone : +33 (0)1 41 45 85 85
Lorient
42, Avenue de la Perrière
56100 LORIENT
Phone : +33 (0)6 01 08 23 51
La Roche sur Yon
Phone : +33 (0)6 19 76 47 52