Carlos Villarreal

Trizec Properties, Inc., (NYSE: TRZ) a real estate investment trust (REIT), is one of the owners and managers of commercial property in North America with 52 office properties totaling approximately 37 million square feet

SecurAmerica LLC engages in the provision of contract security services. It offers uniformed security officers, lobby, concierge, and guest services, employee, dock, and service entrance access control, foot and mobile patrols, patrol services, distribution, logistics, and transportation, medical, emergency and chemical response teams, security command center and alarm systems, locksmith, mail, shuttle, and other support services, and special event coverage. The company was founded by Frank A. Argenbright, Jr. in 2005 and is headquartered in Atlanta, GA.

The John Buck Co. LLC provides integrated real estate services. It develops office, residential, hospitality, mixed-use, and in development projects. The firm also provides leasing services, including market analysis, marketing plan development and implementation, tenant relations, competitive analysis, advertising and public relations, strategic planning and underwriting, lease negotiations, asset positioning, broker relationships, and prospecting and canvassing. The company was founded by John A. Buck II in 1981 and is headquartered in Chicago, IL.

Whelan Security Co. provides contract security staffing services. Its services include uniformed security, technology, quality assurance, industries served, national and strategic accounts, event services, patrol and alarm response and special services. The company was founded in 1949 and is headquartered in St. Louis, MO.

Martin & Co. engages in rental, leasing and property management business. It issues various certifications, standards, and guidelines for the security profession. The company was founded in 1955 and is headquartered in Alexandria, VA.