EXHIBIT 2.1 AGREEMENT AND PLAN OF MERGER BY AND AMONG COLORADO MEDTECH, INC., CIVCO HOLDING, INC. AND CMT MERGERCO, INC. DATED AS OF MARCH 12, 2003 TABLE OF CONTENTSAgreement and Plan of Merger • March 17th, 2003 • Colorado Medtech Inc • Electromedical & electrotherapeutic apparatus • Colorado
