• Building Trust. Shaping Safety

Customer Support

Corporate INSB Class

Who we are

INSB Class is a Greek ship classification society and an impartial third party certification organization with 4 decades of presence in the global maritime domain.

Mission & Vision

Safety for life and property at sea, quality, sustainability and immense responsibility for environmental protection compose the foundation of our corporate mission.

What we do

We perform marine safety surveys & approvals for ship classification, statutory and marine management systems certification, for new builds and fleet in service.


Our agile corporate structure complemented by our marine competence and technical expertise, enables us to perform our activities in a sound and effective manner.

Areas of Expertise

Classification features

view more

Governmental functions

view more

Ελληνική Ναυτιλία - Υπηρεσίες


Marine Management Systems

view more

Marine Offshore Services

view more

Yachting services

view more

Other Marine services

view more

Information on PSC matters

view more

News & Updates

Apr 1

Authorisation by Libyan Flag State

INSB Class achieves RO status by the LIBYAN Ports & Maritime Transport Authority (LP & MTA)

Feb 5

INSB Class – Joint Research Activity

MUSICA – Multiple Use of Space for Island Clean Autonomy

Quick Links

Our Annual Report 2019 is issued! Read about our past year’s key achievements and our aspirations for 2020.

Ballast Water Management Convention enters into force by 8 September 2017.
Get informed for our dedicated approval, survey and certification services.

Stay informed with latest authorizations delegated to INSB Class for the performance of Statutory functions.

Prepare ahead. Comply timely.
Find out how we can assist towards IHM Ship Recycling, credibly and affordably.