GIS Co., Ltd. is an authorized distributor for sales and sole provider of after-sales service in Thailand for Leica Geosystems, the leader in survey equipment from Switzerland, providing surveying equipment with high resolution, such as Total Stations, GNSS Systems, level camera (Digital Level), Laser Scanner, Processor Software, GIS Collector and Disto.

It is also a maintenance center for Leica brand certified by Leica Geosystems directly from Switzerland with own staff in Thailand.