| COMMTECH - TELEPHONY CO. | 
                        F02561 | 
                        INACT | 
                    
                    
                        | COMMTECH WIRELESS MARKETING INC. | 
                        P01000028399 | 
                        INACT/MG | 
                    
                    
                        | COMMTEC INDUSTRIES, INC. | 
                        P00000069399 | 
                        INACT | 
                    
                    
                        | COMMTECK, LLC | 
                        L11000031104 | 
                        INACT | 
                    
                    
                        | COMMTECK GROUP, CORP. | 
                        P99000016431 | 
                        INACT | 
                    
                    
                        | COMMTEC WORLDWIDE SERVICES, INC. | 
                        P97000072665 | 
                        INACT | 
                    
                    
                        | COMM-TEK CORPORATION | 
                        F99647 | 
                        INACT | 
                    
                    
                        | COMMTEK SOLUTIONS LLC | 
                        L23000396364 | 
                        Active | 
                    
                    
                        | COMMTEL, INC. | 
                        F00000003106 | 
                        CROSS RF | 
                    
                    
                        | COMMTEL CONSULTING, INC. | 
                        P14000095552 | 
                        INACT | 
                    
                    
                        | COMMTEL GLOBAL SERVICES INC. | 
                        P14000050297 | 
                        INACT | 
                    
                    
                        | COMMTEL, INC. OF MARYLAND | 
                        F00000003106 | 
                        INACT | 
                    
                    
                        | COMMTEL NORTH AMERICA LLC | 
                        L22000436772 | 
                        INACT | 
                    
                    
                        | COMMTEL/USA, INC. | 
                        P95000066424 | 
                        INACT/MG | 
                    
                    
                        | COMMTERR, L.L.C. | 
                        L04000045149 | 
                        INACT | 
                    
                    
                        | COMMTEST, INC. | 
                        G47455 | 
                        INACT | 
                    
                    
                        | COMMTEX INC. | 
                        857951 | 
                        INACT | 
                    
                    
                        | COMMTEX, LLC | 
                        L12000071361 | 
                        Active | 
                    
                    
                        | COMMTEX CORP | 
                        P06000070886 | 
                        INACT | 
                    
                    
                        | COMMTOP INC. | 
                        P13000087067 | 
                        Active |