Media Advisory: Garda to Hold Q1 Results Conference Call on Thursday, May 26, 2011 at 10:00 AM

MONTREAL, QUEBEC--(Marketwire - May 24, 2011) - Garda World Security Corporation (Garda) (TSX:GW), one of the leading Security Solutions, Cash Logistics and Global Risk Consulting firms in the world, announced today that it will release financial results for its first quarter ended April 30, 2011 on Thursday, May 26, 2011 at 10:00 AM ET.

Stephan Cretier, President & CEO, and Patrick Prince, Senior Vice-President & Chief Financial Officer, will hold a conference call with investors and financial analysts at 10:00 AM ET to review the financial results.

Listeners may access the call by dialing 1 .416.981.9000 or 1.800.891.9945 for international calls.

ABOUT GARDA

Garda (TSX:GW) is a global provider of security solutions, cash logistics and global risk consulting. With headquarters in Montreal, Canada, the firm's 45,000 dedicated professionals, among the most highly qualified and best-trained in the industry, serve clients in countries throughout North America, Europe, Latin America, Africa, Asia, and the Middle East. Garda works with clients in a broad range of sectors and industries including financial institutions, retailers, manufacturers, insurance companies, governments, humanitarian relief organizations and the natural resources, construction and telecommunications industries. The company's decentralized management philosophy and structure encourages employees to be entrepreneurial and performance-driven in their approach to client service and the pursuit of excellence in all they do. Garda's global experts take the time to fully understand their clients' business goals and objectives in order to customize solutions with strong local engagement that meet their needs. As a result, clients can improve operational performance, meet their business obligations, and achieve their corporate objectives. With proven experience and a commitment to ensuring the highest ethical standards in everything the Corporation does, Garda has earned a reputation for integrity, leadership and uncompromising safety standards. Most importantly, businesses, governments, and individual clients place their trust in Garda. For more information, visit: www.gardaglobal.com.