| ENGINEERING SUPPORT SYSTEMS, INC. | G05618 | INACT | 
                    
                        | ENGINEERING & SURVEYING, INC. | P05000021905 | INACT | 
                    
                        | ENGINEERING-SURVEYING UNLIMITED, INC. | M83618 | INACT | 
                    
                        | ENGINEERING SURVEYS, INC. | 383647 | INACT | 
                    
                        | ENGINEERING SURVEYS AND SERVICES LLC | M17000009983 | Active | 
                    
                        | ENGINEERING SYSTEM CONSULTANT, INC. | F10000000155 | INACT | 
                    
                        | ENGINEERING SYSTEM COORDINATORS, INC. | P04000129272 | INACT | 
                    
                        | ENGINEERING SYSTEM DESIGN INC | P02000044544 | INACT | 
                    
                        | ENGINEERING SYSTEM INTERNATIONAL, CO. | P01000035338 | INACT | 
                    
                        | ENGINEERING SYSTEM LIABILITY RESEARCH, LLC | L07000123427 | INACT | 
                    
                        | ENGINEERING SYSTEMS INCORPORATED | 542081 | INACT | 
                    
                        | ENGINEERING SYSTEMS INC. | F01000001550 | Active | 
                    
                        | ENGINEERING SYSTEMS, INC. | P94000092495 | INACT | 
                    
                        | ENGINEERING SYSTEMS AMERICA, INC | P10000031959 | INACT | 
                    
                        | ENGINEERING SYSTEMS CONSULTING, LLC | L18000060021 | INACT | 
                    
                        | ENGINEERING SYSTEMS GROUP, LLC | L06000091741 | INACT | 
                    
                        | ENGINEERING SYSTEM SOLUTIONS, LLC | M15000001629 | INACT | 
                    
                        | ENGINEERING SYSTEMS SOLUTIONS, INC. | F05000006443 | INACT | 
                    
                        | ENGINEERING SYSTEMS TECHNOLOGY, INC. | P94000004330 | Active | 
                    
                        | ENGINEERING AND SYSTEMS OF U.S.A., INC. | P03000056136 | INACT |