For over 30 years now, PAR Government Systems Corporation has been providing our clients with exceptional hardware and software solutions. As an Authorized ESRI1 Business Partner, PGSC offers not only the complete range of ESRI desktop applications and extensions, but also complements these solutions with other leaders such as Lizard Technology, Visual Learning Systems, EarthData, Spectrum Mapping, and Leica. Learn more about what's new with ESRI. Trademarks provided under license from ESRI.