TriGeo's core expertise is in providing services in Marine environment such as preparation of Bathy metric charts, compilation of Nautical charts, Digital conversion of Nautical charts, and preparation of Electronics Navigation charts (ENCs) confirming to International Hydrographic organization (IHO) S-57 Edition 3.0 Specifications. Following is the list of some of the services provided in this area. 

• Digitization and compilation of Nautical charts
• Digital Conversion of paper charts for publication of paper charts
• Digital Conversion of paper charts for production of ENCs
• Updating of ENCs
• Preparation of coastal zone management charts
• Integration of Hydrographic and Topo data
• Creation of Data based Vessel traffic management
• Delineation of Maritime limits in nautical charts

• Customization of ENC data sets