The Nautical Institute (NI) is an international professional organisation for maritime professionals, based in the United Kingdom.
It was established in 1971 and has the status of a company limited by guarantee and is registered with the Charity Commission.
It has over 7,000 members in over 110 countries.
[1] It publishes a members' newsletter "Seaways" and organizes meetings.
There are four levels of membership for qualified maritime professionals;[2]