Castor Marine

Castor Marine is a specialized supplier of worldwide maritime IT and communication solutions serving Superyachts, Offshore, Commercial and Passenger vessels. Castor Marine is a division of Castor Networks, a leading VSAT Network and Teleport Operator in the Netherlands with an extensive infrastructure to provide global VSAT coverage.


Mark Olthuis
Rijnzathe 4
3454 PV, De Meern, NL


Castor Marine is a networkprovider in the field of maritime communications & IT services. The services Castor Marine provides are global Ku-band VSAT, Iridium Openport, Fleetbroadband, 4G mobile data services complemented with fully integrated IT services and support of the on-board communication equipment and IT infrastructure.

Value Added Services

Castor Marine delivers Value Added Services such as: VSAT telephony, Crew Calling, Crew Internet, Castor Infinity, design of the on-board LAN and CCTV system and IT project management.

24/7 Support & Customer Portal

All our services are backed by 24/7 NOC support, IT support and field engineers for on-board installation. Castor is committed to high quality support using a transparent trouble shooting process with clear communication through our trouble ticketing system.

Included in the service is an in-house developed Customer monitoring portal which will allow customers to view their vessel on a map or as a list with status of the VSAT link. Per vessel a customer can view both real-time and historical data and print reports on:

  • Vessel status
  • Uptime
  • Geo-location (both coordinates and map)
  • Service profile
  • Bandwidth usage in speed and volume
  • Signal strength up/down
  • Beam control
  • Relevant information (IP addresses, satellite in use, antenna system information)

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