0000913849-10-000006 SC 13D 1 20100106 20100106 MARC J. WALFISH TERRANCE M. SHIPP TIMOTHY J. MACKENZIE WILBLAIRCO ASSOCIATES WILLIAM BLAIR & COMPANY, L.L.C. WILLIAM BLAIR MEZZANINE CAPITAL FUND III, L.P. WILLIAM BLAIR MEZZANINE CAPITAL PARTNERS III, L.L.C. ARGYLE SECURITY, INC. 0001332585 7381 203101079 1231 SC 13D 34 005-81380 10509918 12903 DELIVERY DRIVE SAN ANTONIO TX 78247 210-495-5245 12903 DELIVERY DRIVE SAN ANTONIO TX 78247 Argyle Security Acquisition CORP 20050708 WILLIAM BLAIR MEZZANINE CAPITAL FUND III L P 0001095499 364340651 DE 1231 SC 13D 222 WEST ADAMS ST CHICAGO IL 60606 3123648787 222 WEST ADAMS STREET SUITE 2800 CHICAGO IL 60606 SC 13D 1 sc13d_122909.htm SCHEDULE 13D