G4S Technology LLC wins Washington State Department of Transportation, Ferries Division contract to upgrade security systems. G4S Technology LLC (formerly Adesta), a systems integrator and project management company for electronic security systems and communication networks, has been awarded a $3.8M contract from the Washington State Department of Transportation (WSDOT) Ferries Division to provide security system upgrades. They will install new Milestone XProtect® Corporate Video Management Software (VMS).