GTD has sponsored the symposium Ground-Based Space Facilities that was celebrated in Paris the last 12th 13th and 14th June 2013. The is the first conference ever dedicated to technologies and systems applied for Space Launch Ranges. Experts from almost all Space Agencies were present at this Symposium. NASA, ROSKOSMOS, JAXA, KARI, AEB, DLR, CNES and ESA engineers were sharing experiences and ideas in a very motivated environment. GTD presented a lecture concerning the control & command systems located in the european launch complex centers, its evolution from the last 20 years, and the technical trends for the future.