| ELECTROPLANKTON 2156225 · TMA1192183 | NINTENDO OF AMERICA INC. | 9 Electronics | Registered | 2023 |
| ELECTROFIN 1397233 · TMA798206 | Modine Louisville Inc. | 9 Electronics11 Lighting40 Treatment | Registered | 2011 |
| ELECTROCOOL 1124811 · TMA607256 · design | LG ELECTRONICS INC. | 9 Electronics11 Lighting | Registered | 2004 |
| ELECTROFUEL 1007467 · TMA546569 | Electrovaya Inc. | 6 Metal7 Machines11 Lighting+1 | Registered | 2001 |
| ELECTRODUCT 0318612 · TMA165869 | WIELAND ELECTRIQUE INC./ WIELAND ELECTRIC INC. | 9 Electronics | Registered | 1969 |
| ELECTRONLUMEN 2123164 · TMA1187570 | an individual | 11 Lighting | Registered | 2023 |
| ELECTRONLUMEN 2107835 · TMA1177727 | an individual | 11 Lighting | Registered | 2023 |
| ELECTROCOUP 2026945 · TMA1137492 | an individual | 7 Machines | Registered | 2022 |
| ElectroVine 1823389 · TMA1070573 | ARTIFICIALLY NATURAL, LLC, a Maryland Limited Liability Company | 9 Electronics | Registered | 2020 |
| ÉLECTROCLIM 1807024 · TMA1104370 · design | an individual | 37 Construction | Registered | 2021 |
| ELECTROSTAT 1777142 · TMA983310 | Sotera Health Holdings, LLC | 40 Treatment | Registered | 2017 |
| ELECTROCHAT 1528320 · TMA851125 | MODE LE GRENIER INC. | 3 Cosmetics21 Housewares25 Clothing | Registered | 2013 |
| ELECTROCHROME 1515694 · TMA834949 | an individual | 19 Building21 Housewares | Registered | 2012 |
| ELECTROFLOW 1511583 · TMA823097 | Solutions Enerflow inc. | 9 Electronics | Registered | 2012 |
| ELECTROFORCE 1310220 · TMA720862 | an individual | 9 Electronics | Registered | 2008 |
| ELECTRACAL 1131743 · TMA588683 | Catalyst Paper Corporation | 16 Paper | Registered | 2003 |
| ELECTROCLEAR 1020127 · TMA564419 | PPG Industries Ohio, Inc. (a Delaware corporation) | 1 Chemicals2 Paints17 Rubber | Registered | 2002 |
| ELECTROWIND 0853038 · TMA526397 | Globe Motors, Inc. | 7 Machines | Registered | 2000 |
| ELECTRATHON 0838464 · TMA498425 | an individual | 9 Electronics12 Vehicles41 Education | Registered | 1998 |
| ELECTROINK 0759982 · TMA454273 | Hewlett-Packard Development Company, L.P. (a Texas limited partnership) | 1 Chemicals2 Paints | Registered | 1996 |
| ELECTROTILE 0611723 · TMA360099 | AMERICAN BILTRITE (CANADA) LTD. (A CANADIAN CORPORATION) | 19 Building | Registered | 1989 |
| ELECTROMATIC 0562970 · TMA328392 | Dresser, LLC | 7 Machines | Registered | 1987 |
| ELECTRICFIL 0496041 · TMA316927 | an individual | 7 Machines8 Hand9 Electronics | Registered | 1986 |
| ELECTROFIT 2327817 | Owner not shown | 5 Pharmaceuticals32 Beer | Pending | 2024 |
| ELEKTRONIKON 2316992 | an individual | 9 Electronics | Pending | 2024 |