| ELECTROMEC 0829919 · TMA500082 | PHELAN BROTHERS ELECTRICAL DISTRIBUTORS LIMITED | 7 Machines12 Vehicles | Registered | 1998 |
| ELECTROM 2071762 · TMA1136674 | Electrom Instruments, Inc. | 9 Electronics | Registered | 2022 |
| ELECTROVE 1651531 · TMA1058513 | GLAXO GROUP LIMITED | 5 Pharmaceuticals44 Medical | Registered | 2019 |
| ELECTROMEGA 1553537 · TMA904407 · design | an individual | 6 Metal9 Electronics11 Lighting+4 | Registered | 2015 |
| ELECTROMEGA 1553533 · TMA904404 · design | an individual | 2 Paints6 Metal9 Electronics+9 | Registered | 2015 |
| ELECTROMEGA 1553532 · TMA904406 | an individual | 6 Metal9 Electronics11 Lighting+4 | Registered | 2015 |
| ELECTROMELT 0685777 · TMA401237 | nVent Services GmbH | 11 Lighting | Registered | 1992 |
| ELECTROMODE 0224822 · UCA49922 | GLEN DIMPLEX AMERICAS LIMITED | 7 Machines9 Electronics11 Lighting | Registered | 1954 |
| ELECTROHOME 0185808 · UCA20671 | BODDHIK INC. | 7 Machines9 Electronics11 Lighting+5 | Registered | 1944 |
| ELECTRODER 2177886 · TMA1245102 · design | ELECTRODER Ltd. | 9 Electronics35 Advertising38 Telecommunications+1 | Registered | 2024 |
| ELECTROSEA 1883628 · TMA1092615 | Cosenco Partners LLC | 11 Lighting | Registered | 2021 |
| Electrodeo 1786695 · TMA990681 | an individual | 41 Education | Registered | 2018 |
| ElectroMag 1737915 · TMA939239 | CanPrev Natural Health Products Ltd. | 5 Pharmaceuticals | Registered | 2016 |
| ELECTROMAX 0702653 · TMA430959 | an individual | 7 Machines | Registered | 1994 |
| ELECTROMAG 2240391 · design | Electro-Mag Inc. | 35 Advertising | Pending | 2023 |
| ELECTROMAG 2240360 | Electro-Mag Inc. | 35 Advertising | Pending | 2023 |
| ElectraMet 2215606 | PowerTech Water, Inc. | 9 Electronics11 Lighting | Pending | 2022 |
| Elektrode 2171635 · TMA1277382 | KAWASAKI JUKOGYO KABUSHIKI KAISHA (KAWASAKI HEAVY INDUSTRIES, LTD.) | 12 Vehicles | Registered | 2024 |
| Electrum 2052256 · TMA1128515 | One Ink Seven, LLC | 3 Cosmetics | Registered | 2022 |
| ELECTRON 1824065 · TMA1089664 | OpenJS Foundation | 9 Electronics38 Telecommunications41 Education+1 | Registered | 2020 |
| ELECTRUM 1774464 · TMA1001161 | The Electrum Group LLC | 35 Advertising36 Finance | Registered | 2018 |
| ELECTRON 0791868 · TMA463011 · design | Hibbert International Inc. | 7 Machines | Registered | 1996 |
| ELECTRON 0551417 · TMA332045 | VISA INTERNATIONAL SERVICE ASSOCIATION | 36 Finance | Registered | 1987 |
| ÉLECTRE 0548072 · TMA372886 · design | an individual | 25 Clothing | Registered | 1990 |
| ELECTRUM 0515734 · TMA298578 · design | Wayne Mackenzie, Designer Goldsmith Ltd. | 14 Jewellery | Registered | 1984 |