At Your Service
with many custom features

Have an easy access to all of your STS data.


View all history for all of your assessment records.


View all history for all of your screenings.


OSIS certificates regarding your company's seafarers.

3d Mooring Plans

Library of digital files of ships, more than 6500 vessels


Crew Experience

Manage your crew, monitor your seafarers STS experience and training drills.


Statistics between vessels, regions, locations, incidents and more

Vessel monitoring

All about STS operations regarding your fleet.

Discover new features

Our new application has been designed based on our customers needs


Customer oriented design

Onlinests application is a customer oriented application designed by DYNAMARINe. All features has been designed based on our customers and industry's needs.

Take a tour and find out the benefits of keeping your records and managing your risk in STS operations using our application services.

Learn more


This guide is produced to provide answers to questions associated with the required knowledge of tanker operators and their Masters/Officers for STS Operations. It is almost several years since the ratification of MARPOL Annex I Chapter 8. It was introduced by the IMO to assist in the prevention oil pollution during ship-to-ship (STS) operations.


Let's Get In Touch!

Ready to start participate in Online STS? That's great! Give us a call or send us an email and we will get back to you as soon as possible! +302109628379 +302108941667 +442036775450 +6531590353