Safety Watchman Services
We leverage our local knowledge and experience to benefit our customers
24/7 Safety watchman service
Our Responsibilities
Marseille Fos Port authority mandates that a certified independent safety watchman is on board during all ship call operations, day and night.
During Shipcall
This requirement applies to chemical tankers, oil tankers and gas carriers when loading or unloading dangerous liquid goods.
GSN fulfills this responsibility for its shipping agency clients by providing first-class service with experienced and trustworthy watchmen.

Prime Location
Strategically located in the Port of Marseille Fos, GSN operates in the heart of the industrial Western Harbours (10,000 hectares) which handles petroleum and chemical activity for large intercontinental ships
Experienced Team
We are a skilled multilingual professional team that operates 24 hours a day, 7 days a week, 365 days a year. The majority of our watchmen have over 10 years of experience in the maritime industry.
Trusted Partner
Throughout its 25 years of experience working with the port authorities and shipping agencies, GSN has consistently been recognized for its integrity, professionalism, and reliability.
We have a deep understanding of our client’s needs and the local area.
Full Accreditation
GSN is fully accredited to operate on all Port of Marseille Fos sites.
All of our agents are fully certified:
– ZAR
– ATEX0
– GIES1
With full access authorization to the following sites:
– Lyondell Basel (Fos/Berre)
– ArcelorMittal
– Fluxel terminal facilities of Fos Lavera