▁Court , ▁as ▁well ▁as ▁additional ▁security ▁in ▁the ▁court ▁rooms ▁themselves . ▁ ▁Since ▁ 2 0 1 0 ▁G 4 S ▁acquired ▁the ▁South ▁African ▁c ash ▁in ▁trans it ▁company ▁Sky com ▁in ▁September ▁ 2 0 1 0 . ▁Then ▁in ▁April ▁ 2 0 1 1 , ▁it ▁bought ▁the ▁C ots w old ▁Group , ▁a ▁surve ill ance ▁and ▁investig ations ▁company . ▁ ▁Ac quis itions ▁of ▁Gu id ance ▁Mon itor ing ▁and ▁Ch ub b ▁In ▁April ▁ 2 0 1 1 , ▁G 4 S ▁acquired ▁Gu id ance ▁Mon itor ing , ▁an ▁international ▁designer ▁and ▁manufact urer ▁of ▁electronic ▁monitoring ▁techn ologies , ▁including ▁hardware ▁and ▁software ▁used ▁for ▁off ender ▁monitoring ▁and ▁tracking . ▁In ▁December ▁ 2 0 1 1 , ▁G 4 S ▁acquired ▁the ▁assets ▁of ▁Ch ub b ▁Emer gency ▁Response , ▁a ▁large ▁key ▁holding ▁company ▁in ▁the ▁UK . ▁The ▁deal ▁was ▁final ised ▁on ▁ 1 7 ▁December ▁ 2 0 1 1 . ▁The ▁business ▁has ▁now ▁been ▁integrated ▁into ▁their ▁existing ▁key ▁holding ▁and ▁response ▁service . ▁ ▁Ab orted ▁ac quisition ▁of ▁I SS ▁On ▁ 1 7 ▁October ▁ 2 0 1 1 , ▁G 4 S ▁announced ▁it ▁would ▁purchase ▁the ▁Den mark - based ▁facilities ▁management ▁group ▁I SS ▁A / S ▁for ▁£ 5 . 2   b ill ion . ▁The ▁ac quisition ▁would ▁have ▁created ▁the ▁world ' s ▁largest ▁facilities ▁management ▁company