TSI

TSI brings more than 25 years of experience satisfying customer needs for mapping and spatial analysis technology.

TSI was founded to help users of geographic information systems (GIS) products practically apply and integrate these mapping technologies. Headquartered in New London, Connecticut, TSI has served customers whose vision and needs went beyond the basic use of off-the-shelf mapping technology since 1987. Initially, that meant helping customers understand, install, and extend GIS products to satisfy c  ...