Cornerstone is the world’s foremost detention equipment contractor, manufacturer and supplier. Their extensive scope of quality services include construction, modular, electronic integration, locking systems, detention equipment, service and supply.

Intergraph provides geospatially powered solutions to the public safety and security, defense and intelligence, government, transportation, photogrammetry, utilities and communications industries. Intergraph Government Solutions (IGS) is an independent subsidiary for SG&I’s U.S. federal and classified business. Intergraph SG&I is one of two divisions of Intergraph Corporation, a wholly owned subsidiary of Hexagon AB.