Lesprojekt sluzby is a Czech RTD SME with large experience in European and national projects. It is focused on mobile data collection generally and their integration with Spatial Data Infrastructure (SDI). In last years it is focused mainly on collection of sensor data and their fusion with SDI. The work in this area is twofold: Tools for data collection from sensors using so called mobile unit, Integration of collected data with SDI using Sensor Web Enablement principles. Currently Lesprojekt sluzby is working on integration of Wireless Sensor Network