

Challenger

Outfit Management

Compass Adjusting & Repairs

Paper Charts & Publications

Auto Routeing

Challenger Shield

Electronic Navigation

Digital Publications

Team

Partners
Total Navigation Solutions
Efficient. Simplistic. Evolutionary.
A trusted and reliable partner for all your navigational requirements is Poseidon Navigation Services. The company opened doors in 2014 and is owned and run by Thomas Gunn, an industry leader with over 40 years’ maritime experience.
While evolving with the demands of the navigation world, PNS Ltd can offer a variety of digital solutions starting with our very own Challenger software which provides weekly updates, voyage planning tools and instant licensing, ChallengerShield for cyber security on the Bridge, ADMIRALTY Digital Publications (ADP), ADMIRALTY Electronic Nautical Publications (AENP), ADMIRALTY Vector Chart Service (AVCS), Witherby Connect & IMO digital titles… the list goes on.
As well as migrating with the times we believe that tradition should continue to be supported where customers still rely on good old-fashioned paper charts and publications. Providing bespoke services to our clients sets us apart from the rest.

Latest News
Just Published
A Practical Guide to Salvage and Places of Refuge (For Shipboard Use) This Guide deals with the practical aspects of salvaging a ship and the implications for a ship that requires a Place of Refuge. It contains comprehensive guidance on the two related aspects of...
New Editions Week 28
Charts & Publications Title Due New ADMIRALTY Charts to be Published 14th July 2022 2348 International Chart Series, Norway - West Coast, Støtt to Andenes. 14/07/2022 2351 International Chart Series, Norway - West Coast, Andenes to Lopphavet. 14/07/2022 2352...
Action required by AVCS-OUS users to ensure continuation of downloading data
On Saturday 25 June 2022, the digital security certificate that ensures delivery of ENC update data in the AVCS Online Updating Service (AVCS-OUS), will expire. To ensure that users can continue to download data via the AVCS-OUS, a new certificate will be issued on...