| CONNECTION 1225885 · TMA647872 · design | an individual | 9 Electronics28 Toys | Registered | 2005 |
| CONNECTION 1015111 · TMA580395 | INDUSTRIELLE ALLIANCE, ASSURANCE ET SERVICES FINANCIERS INC. | 36 Finance | Registered | 2003 |
| CONNECTIONS 1617367 · TMA896336 | Canadian Credit Union Association Cooperative | 9 Electronics41 Education | Registered | 2015 |
| CONNECTIONS 1600289 · TMA889868 | Owner not shown | 39 Transport | Registered | 2014 |
| CONNECTIONS 1530844 · TMA873770 | Revera Telco Inc. | 38 Telecommunications | Registered | 2014 |
| CONNECTIONS 1462875 · TMA840663 | CONGOLEUM CORPORATION, A DELAWARE CORPORATION | 19 Building | Registered | 2013 |
| Connectra 2236165 · TMA1256859 | Connectra Technologies Inc. | 37 Construction38 Telecommunications42 Science | Registered | 2024 |
| ConnectFor 2010742 · TMA1157845 | an individual | 9 Electronics | Registered | 2022 |
| CONNECTOOL 1875374 · TMA1103909 | WEH Verbindungstechnik GmbH | 4 Oils6 Metal7 Machines+5 | Registered | 2021 |
| CONNECTNOW 1719217 · TMA942110 | Lucid Design Group, Inc. | 42 Science | Registered | 2016 |
| CONNEXTION 1606125 · TMA922933 · design | WATKINS MANUFACTURING CORPORATION | 9 Electronics11 Lighting | Registered | 2015 |
| CONNEXTION 1537721 · TMA906267 | WATKINS MANUFACTURING CORPORATION, A CALIFORNIA CORPORATION | 9 Electronics11 Lighting | Registered | 2015 |
| CONNECTPRO 1393393 · TMA849565 | Best Buy Canada Ltd. / Magasins Best Buy Ltee | 9 Electronics20 Furniture | Registered | 2013 |
| CONNECTPRO 1393388 · TMA828921 | Best Buy Canada Ltd. / Magasins Best Buy Ltee | 7 Machines9 Electronics16 Paper+8 | Registered | 2012 |
| Connecto 2269174 | BLAM | 28 Toys | Pending | 2023 |
| CONNECTRIX 2160527 | Dell Inc. | 9 Electronics | Pending | 2022 |
| CONNECTOR 0910770 · design | HER MAJESTY THE QUEEN IN RIGHT OF THE PROVINCE OF BRITISH COLUMBIA | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1999 |
| CONNECTPOINT 1586220 · TMA909902 | STERIS Corporation | 9 Electronics10 Medical | Registered | 2015 |
| 4-CONNECTION 2139554 | 4-Connection Consulting & Software Inc. | 9 Electronics35 Advertising | Pending | 2021 |
| CONNECTLINK 2176415 · TMA1207930 | Eagle View Technologies, Inc. | 42 Science | Registered | 2023 |
| CONNECTLINK 1886781 · TMA1089719 | First American Financial Corporation | 36 Finance38 Telecommunications45 Legal | Registered | 2020 |
| CONNECTCORE 1721535 · TMA937215 | Rio Products Intl. Inc. | 28 Toys | Registered | 2016 |
| CONNECTCORE 1285198 · TMA681885 | Digi International Inc. a Delaware Corporation | 9 Electronics | Registered | 2007 |
| CONNECTPORT 1278116 · TMA673867 | Digi International Inc. a Delaware Corporation | 9 Electronics | Registered | 2006 |
| Connectize 2058312 · TMA1153127 | an individual | 9 Electronics | Registered | 2022 |