London Security plc is an investment holding company. Through its subsidiaries, the Company is engaged in the manufacture, sale and rental of fire protection equipment and the provision of associated maintenance services. London Security plc is engaged in Europe's fire security industry and provides fire protection for over 164,000 customers through its local presence in the United Kingdom, Belgium, Holland and Austria. Its brands include Nu-Swift, Ansul, Total, Premier and Master. Some of the subsidiaries of the Company include All-Protec N.V., Ansul B.V., Ansul S.A., ASCO Extinguishers Company Limited, Dimex Technics S.A., Fire Protection Holdings Limited, GFA Premier Limited, Hoyles Fire & Safety Limited, Hoyles Limited, Importex S.A., L W Safety Limited, M K Fire Limited, Nu-Swift (Engineering) Limited, Nu-Swift Brandbeveiliging B.V., Nu-Swift International Limited, Nu-Swift Limited and SAS Sprl.