| 88871319 | GSE ABSOLUTE | GSE PERFORMANCE SOLUTIONS, INC. | 6466318 |
| 86147407 | GSE SYSTEMS | GSE PERFORMANCE SOLUTIONS, INC. | 4771227 |
| 87816469 | RELAP5-HD | GSE Performance Solutions, Inc. | 5754595 |
| 87807973 | RELAP5-HD | GSE Performance Solutions, Inc. | 5754580 |
| 87816422 | VPANEL | GSE Performance Solutions, Inc. | 5742744 |
| 87807968 | VPANEL | GSE Performance Solutions, Inc. | 5742717 |
| 87807972 | SIMEXEC | GSE Performance Solutions, Inc. | 5575198 |
| 87816474 | JTOPMERET | GSE Performance Solutions, Inc. | 5678021 |
| 87816465 | SIMEXEC | GSE Performance Solutions, Inc. | 5678020 |
| 87807974 | JTOPMERET | GSE Performance Solutions, Inc. | 5672886 |
| 88871338 | GSE SOLUTIONS | GSE PERFORMANCE SOLUTIONS, INC. | 7151232 |
| 86607697 | ENTRY 2 EXPERT | GSE Performance Solutions, Inc. | 4971826 |
| 88871346 | GSE SOLUTIONS | GSE PERFORMANCE SOLUTIONS, INC. | 6907564 |
| 88871327 | GSE | GSE PERFORMANCE SOLUTIONS, INC. | 6907563 |
| 86607703 | ENTRY 2 EXPERT | GSE Performance Solutions, Inc. | 4938678 |
| 88983562 | GSE SOLUTIONS | GSE PERFORMANCE SOLUTIONS, INC. | 6727100 |
| 88983560 | GSE | GSE PERFORMANCE SOLUTIONS, INC. | 6709323 |
| 88983559 | GSE SOLUTIONS | GSE PERFORMANCE SOLUTIONS, INC. | 6709322 |
| 86147393 | GSE SYSTEMS | GSE PERFORMANCE SOLUTIONS, INC. | 4771226 |
| 88871323 | GSE HYPERSPRING | GSE PERFORMANCE SOLUTIONS, INC. | 6557868 |
| 75976737 | GSE SYSTEMS | GSE PERFORMANCE SOLUTIONS, INC. | 2145529 |
| 74513948 | GSE SYSTEMS | GSE PERFORMANCE SOLUTIONS, INC. | 2220635 |
| 75976600 | GSE SYSTEMS | GSE PERFORMANCE SOLUTIONS, INC. | 2124458 |
| 77856424 | VPANEL | GSE PERFORMANCE SOLUTIONS, INC. | 3991562 |
| 78566084 | SIMEXEC | GSE PERFORMANCE SOLUTIONS, INC. | 3216973 |
| 85036074 | JTOPMERET | GSE PERFORMANCE SOLUTIONS, INC. | 3919239 |
| 85032050 | RELAP5-HD | GSE PERFORMANCE SOLUTIONS, INC. | 3919226 |
| 86607694 | E2E | GSE Performance Solutions, Inc. | — |
| 86607691 | E2E | GSE Performance Solutions, Inc. | — |
