TERIA is a service to increase the accuracy of Full GNSS real time positioning. Its network includes more than 295 ground stations densely distributed throughout France and Europe. The service is available internationally through active partnerships. All TERIA antennas are Full GNSS: GPS / GLONASS / GALILEO / BEIDOU to ensure availability in hidden areas. This service provides centimeter-level accuracy (1-2 cm) through NRTK and PPP-RTK services. The EXAGONE Company in charge of the developments of the TERIA network was created in 2005 in France and is now composed by 14 employees. The services are moving all the time to respond to the new technical development and the new GNSS market. Now EXAGONE can respond to all requests from services to a whole project including hardware too. With more than 10 percent growth since inception, EXAGONE prove that accurate GNSS is more and more needed. From topographic to industrial application the TERIA services provide access to centimeter accuracy for all domains.