| 77607143 | ERT | eResearchTechnology, Inc. | 3816219 |
| 88740661 | ERT | Dorner Mfg. Corp. | 6302383 |
| 87079407 | ERT | Fuzhou Manny Electronic Commerce Co., LTD. | 5128914 |
| 90313205 | ERT | Strategic Sports Limited | 7882722 |
| 85380934 | ERT | THE CARLSTAR GROUP LLC | 4199861 |
| 77377779 | ERT | Graybeal, William R. | 3624034 |
| 90763940 | ERT | ERT Group, Inc. | 6938839 |
| 90226837 | ERT | Asqexcellence, Inc. | 6747843 |
| 90226789 | ERT | Asqexcellence, Inc. | 6747842 |
| 86159854 | ERT | Earth Renewable Technologies, Inc. | 4579801 |
| 85721714 | ERT | SHAW INDUSTRIES GROUP, INC. | 4377697 |
| 73143349 | ERT | SURFACE COMBUSTION, INC. | 1108515 |
| 73668075 | ERT | Itron, Inc. | 1488241 |
| 85076029 | ERT | Winrock International Institute for Agricultural Development | 4024864 |
| 87161163 | ERT | Francis Hochstenbach | — |
| 75562009 | ERT | WINROCK INTERNATIONAL INSTITUTE FOR AGRICULTURAL DEVELOPMENT | 2367658 |
| 85941068 | ERT | Gaia Herbs, Inc. | — |
| 77363276 | ERT | LCM Pharmaceutical, Inc. | — |
| 76691368 | ERT | Nocona Leather Goods Company, Ltd. | — |
| 76164809 | ERT | Embedded Rail Technology Limited | 2648276 |
| 75562011 | ERT | Environmental Resources Trust, Inc. | 2367659 |
| 73510533 | ERT | ENVIRONMENTAL RESEARCH & TECHNOLOGY, INC. | 1380759 |
| 73095151 | ERT | ENVIRONMENTAL RESEARCH AND TECHNOLOGY, INC. | 1105809 |
