Exhibit 21 - ---------- SUBSIDIARY HIERARCHY REPORT --------------------------- State of Owned By Subsidiary Incorporation Parent - ---------- -------------- -------- BI - Armored Services Corporation Delaware 100% BI - Canadian Guard Corporation Delaware 100% Burns International Security Services Limited Ontario 100% 398367 Alberta Ltd. Alberta 100% Danfield Security Services Ltd. Alberta 100% Burns International Liability Management Company Delaware 20.83% Les Services de Protection Burns International Ltee. Quebec 100% BI - Colombia Guard Corporation Delaware 100% Newerco, Inc. Delaware 100% BII, Inc. Delaware 100% Seguridad Burns de Colombia, S.A. Colombia 94% The William J. Burns International Detective Agency, Inc. Delaware 100% Seguridad Burns de Colombia, S.A. Colombia 5.9% BI - Equities Corporation Delaware 100% BI - Equities Corporation of California California 100% BI - Insurance Holding Corporation Delaware 100% Borg-Warner Equities of Monterey, Inc. California 100% NAL II, Ltd. Delaware 100% BI - U.K. Guard Corporation Delaware 100% Burns International Security Services (U.K.) Limited United Kingdom 100% Air Security Limited United Kingdom 100% Burns International Security Services (Ireland) Limited Republic of Ireland 100% BIS-Chemicals Corporation Delaware 100% BPS Financial Services, Inc. Delaware 100% Baker Insurance Company Illinois 100% Burns International Security Services Corporation Delaware 100% Burns International SafeToHire.com, Inc. Delaware 100% Burns International Security Services Inc. of Florida Florida 100% Burns International Security Services, Inc. American Samoa 100% Hall Security Services, Inc. Maine 100% Oak Ridge Security Associates, LLC Delaware 51% Globe Aviation Services Corporation Delaware 100% Globe Airport Security Services, Inc. Delaware 100% Globe Aviation Services Corporation of Puerto Rico Delaware 100% Globe Aviation Services of Canada, Limited Ontario 100%