, ▁G 4 S ▁acquired ▁R ON CO ▁Cons ult ing ▁Corporation , ▁one ▁of ▁the ▁world ' s ▁premier ▁human itar ian ▁and ▁commercial ▁mine ▁action , ▁ord n ance ▁dispos al ▁and ▁security ▁companies . ▁ ▁In ▁May ▁ 2 0 0 8 , ▁G 4 S ▁acquired ▁Arm or Group ▁International . ▁G SL , ▁a ▁provider ▁of ▁out s our ced ▁justice ▁services , ▁was ▁also ▁acquired ▁by ▁G 4 S ▁in ▁May ▁ 2 0 0 8 . ▁Also , ▁in ▁the ▁same ▁month , ▁G 4 S ▁acquired ▁Ser bian ▁company ▁Pro g ard ▁Sec ur itas . ▁In ▁ 2 0 0 8 , ▁G 4 S ▁also ▁acquired ▁Touch com , ▁Inc . ▁for ▁US $ 2 3   mill ion . ▁Touch com , ▁Inc . ▁is ▁located ▁in ▁the ▁Bur ling ton / B ed ford , ▁Massachusetts , ▁area . ▁The ▁re brand ing ▁of ▁Touch com , ▁Inc . ▁to ▁G 4 S ▁was ▁completed ▁by ▁ 1 ▁January ▁ 2 0 1 2 . ▁In ▁December ▁ 2 0 0 8 , ▁G 4 S ▁and ▁UN I ▁Global ▁Union , ▁announced ▁the ▁launch ▁of ▁an ▁Eth ical ▁Emp loyment ▁Part ners hip , ▁which ▁will ▁drive ▁improvements ▁in ▁standards ▁across ▁the ▁global ▁security ▁industry . ▁Sim ult aneous ▁to ▁this , ▁G 4 S ▁and ▁the ▁SE I U ▁reached ▁an ▁agreement ▁to ▁end ▁their ▁long ▁dispute ▁and ▁establish ▁a ▁framework ▁to ▁work ▁together ▁in ▁the ▁interest ▁of ▁employees