| CUSTOMVUE 1745426 · TMA971248 | AMO Manufacturing USA, LLC | 44 Medical | Registered | 2017 |
| CUSTOMVUE 1607957 · TMA958589 | AMO Manufacturing USA, LLC | 9 Electronics10 Medical | Registered | 2016 |
| CUSTOMLINE 0734633 · TMA439168 | DASHWOOD INDUSTRIES LIMITED | 19 Building | Registered | 1995 |
| CUSTOMLINE 0623568 · TMA365046 | The Chesterfield Shop (Ontario) Ltd. | 11 Lighting20 Furniture | Registered | 1990 |
| CUSTOMLINE 0501907 · TMA307792 | CertainTeed Ceilings Corporation | 6 Metal19 Building | Registered | 1985 |
| CUSTOMSOUND 1198887 · TMA679427 | LENBROOK INDUSTRIES LIMITED | 9 Electronics | Registered | 2007 |
| CustomStyle 1013889 · TMA540521 | Haier US Appliance Solutions, Inc. | 17 Rubber | Registered | 2001 |
| CUSTOMERONE 0706342 · TMA419579 | FCA US LLC | 9 Electronics16 Paper41 Education | Registered | 1993 |
| CustomLink 1851734 · TMA1025846 | WALDEMAR LINK GMBH & CO. KG | 10 Medical | Registered | 2019 |
| CUSTOMKOTE 1822996 · TMA1065722 | WestRock MWV, LLC, a legal entity | 16 Paper | Registered | 2019 |
| CUSTOMINK 1607085 · TMA911794 · design | CUSTOMINK, LLC | 25 Clothing | Registered | 2015 |
| CUSTOMINK 1607079 · TMA910935 | CUSTOMINK, LLC | 35 Advertising40 Treatment42 Science | Registered | 2015 |
| CUSTOMINK 1607077 · TMA919365 · design | CUSTOMINK, LLC | 25 Clothing35 Advertising40 Treatment+1 | Registered | 2015 |
| CUSTOMTECH 1580719 · TMA905395 | Custom Building Products, Inc. | 17 Rubber19 Building | Registered | 2015 |
| CUSTOMIQUE 1393051 · TMA814053 | M/s. Customique Online Products Private Limited | 16 Paper24 Textiles25 Clothing | Registered | 2011 |
| CUSTOMVITE 1348242 · TMA767320 | Stella Pharmaceutical Canada Inc. a Canadian corporation | 5 Pharmaceuticals | Registered | 2010 |
| CUSTOMYIZE 1302560 · TMA738234 | ACCO Brands Corporation | 16 Paper | Registered | 2009 |
| CUSTOMVENT 1299861 · TMA734280 | Panasonic Canada Inc. | 11 Lighting | Registered | 2009 |
| CUSTOMCARE 1181252 · TMA612938 | Monsanto Technology L.L.C. a Delaware limited liability company | 35 Advertising | Registered | 2004 |
| CustomCare 1180766 · TMA631728 | AGA FINANCIAL GROUP INC. | 36 Finance | Registered | 2005 |
| CUSTOMCOTE 1042866 · TMA549507 | DENTSPLY SIRONA Inc. | 1 Chemicals | Registered | 2001 |
| Customode 2324016 | METASEE LLC | 12 Vehicles | Pending | 2024 |
| CustomKing 2318984 | Anhui Baba Rabbit Business Co. Ltd. | 21 Housewares | Pending | 2024 |
| CUSTOMBUYZ 2273596 · design | Owner not listed | 25 Clothing35 Advertising | Pending | 2023 |
| CUSTOMAIRE 2130617 | Emco Corporation | 9 Electronics11 Lighting17 Rubber+2 | Pending | 2021 |