

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
The UKHO have made the decision to cease production of paper charts by the end of 2026
The intent is to withdraw in a phased approach, centred around reducing and eventually removing the global paper chart portfolio. This is in line with the needs of users, market trends and product viability, as well as the strategic priorities of our organisation....
Out Now! Shipmaster’s Security Manual 2022
The BIMCO Shipmaster’s Security Manual is dedicated to helping members protect their crews, ships, operations and ultimately their businesses, against the challenges posed by pirates, cyber criminals, drug smugglers, stowaways, terrorists and migrants, and to provide...
New Editions Week 32
Charts & Publications Title Due New ADMIRALTY Chart published 11 August 2022 3722 United Arab Emirates, Mugharraq Port. 11/08/2022 New Editions of ADMIRALTY Charts to be Published 11th August 2022 1106 Mexico - West Coast, Mazatlan. 11/08/2022 1236 International...