| ECOMID 1862710 · TMA1063267 | CELANESE INTERNATIONAL CORPORATION (A DELAWARE CORPORATION) | 1 Chemicals17 Rubber | Registered | 2019 |
| ECOMUD 2101158 | ASDR Canada inc. | 11 Lighting | Pending | 2021 |
| ECOMEDIA 1352337 · TMA854185 | Ecomedia, LLC | 35 Advertising36 Finance | Registered | 2013 |
| ECOMAID 2172946 · TMA1226084 · design | Chongqing Chenghongzhi Import and Export Trade Co. Ltd. | 7 Machines | Registered | 2024 |
| +EZZIMED 2134175 · TMA1186641 · design | Precision ADM Medical Inc. | 5 Pharmaceuticals10 Medical | Registered | 2023 |
| EZZIMED 2134170 · TMA1186640 | Precision ADM Medical Inc. | 5 Pharmaceuticals10 Medical | Registered | 2023 |
| ECONET 1791456 · TMA998416 | Origin Company, Limited | 2 Paints17 Rubber | Registered | 2018 |
| ECONET 1745354 · TMA1002843 · design | RHEEM MANUFACTURING COMPANY | 9 Electronics11 Lighting42 Science | Registered | 2018 |
| ECONET 1745353 · TMA1002853 | RHEEM MANUFACTURING COMPANY | 9 Electronics11 Lighting42 Science | Registered | 2018 |
| ECOMADE 1553345 · TMA830827 | THE LYCRA COMPANY UK LIMITED | 22 Ropes24 Textiles25 Clothing | Registered | 2012 |
| ECOMAT 1474330 · TMA793100 | Owner not shown | 19 Building37 Construction | Registered | 2011 |
| ECONET 1427990 · TMA816934 · design | Econet, Inc. a Delaware corporation | 1 Chemicals3 Cosmetics5 Pharmaceuticals+2 | Registered | 2012 |
| ECOMAT 0691130 · TMA425224 | Profile Products LLC | 1 Chemicals | Registered | 1994 |
| ECOMAT 0622031 · TMA381092 | I F M ELECTRONIC GMBH | 9 Electronics | Registered | 1991 |
| ECOMAT 0458141 · TMA265754 | an individual | 7 Machines12 Vehicles | Registered | 1982 |
| Ecoand... 2365351 | an individual | 3 Cosmetics4 Oils11 Lighting+1 | Pending | 2024 |
| ECOND 2266443 | Accounting for Nature Limited | 35 Advertising36 Finance41 Education+1 | Pending | 2023 |
| EXAMED 1968086 | EXAMED CLINIQUE TRAVAIL SANTÉ INC. | 44 Medical45 Legal | Pending | 2019 |
| Ecentaur 2248241 · TMA1268611 | Owner not listed | 21 Housewares | Registered | 2024 |
| EKMTBJXY 2220459 · TMA1247039 | Shuangfeng County Chenchen Technology Co., Ltd. | 25 Clothing | Registered | 2024 |
| Eismodra 2212856 · TMA1280871 | PUJIANG ELEMENT HOME FURNISHING CO.LTD. | 20 Furniture | Registered | 2025 |
| Econtrolly 2206924 · TMA1240346 | ShenZhen XinHao Electronic Commerce Co.,Ltd | 9 Electronics | Registered | 2024 |
| ESENTA 2174680 · TMA1211297 | ConvaTec Inc. | 3 Cosmetics | Registered | 2023 |
| ESSENTIUM 2166295 · TMA1269740 | RHODES PETCARE LIMITED | 31 Fresh | Registered | 2024 |
| ESSENTAVAX 2156345 · TMA1227995 | ImmunityBio, Inc. | 5 Pharmaceuticals | Registered | 2024 |