Installing trust and security since 2003 Key Vigilant S.L.U. is an Spanish company engaged in the manufacturing and commercialization of key control systems, designed for organizations operating in different market sectors. Key Vigilant key control systems are suitable for: garages, estate agents, car dealers, hospitals, security forces, fleet of vehicles, business / shopping centres, institutes, congress buildings, key holding companies, security companies, banks, consulates, gyms, hotels, offices, country clubs, etc.