Nautical Data International, Inc. (NDI) is a Canadian knowledge-based company specializing in the  production, management and distribution of electronic charts and other digital marine information. As a  leading marine information company, NDI serves the growing global demand for reliable, current and  accurate electronic navigation charts and other digital information to satisfy all maritime market  segments.    

NDI provides integrated solutions comprising chart production, production management, quality  assurance, technology transfer, training, commercialization, system integration, and distribution  services.  NDI has delivered production, technology transfer and training services to a number of  Hydrographic Offices. Since incorporation in 1993, NDI has worked in partnership with the Canadian  Hydrographic Service (CHS) to develop Canada’s official Electronic Chart coverage, the information  technology infrastructure and distribution network for delivery of the resulting digital marine products  and related services. Throughout its long history, as the sole distributor of all Canadian Electronic Charts  and digital nautical publications officially released by CHS, NDI has delivered products online and  through an international network of dealers and Value-Added Resellers.    

NDI is an authorized distributor of various worldwide Electronic Chart portfolios.