| CONSTANT 1966566 · TMA1285169 | CONSTANT INTERNATIONAL INC. | 1 Chemicals37 Construction40 Treatment+1 | Registered | 2025 |
| CONSTANT 2284735 · design | Etoile de Lion Inc. | 30 Coffee | Pending | 2023 |
| THE CONSTANT. 1851614 · TMA1014223 | Aritzia LP | 25 Clothing35 Advertising | Registered | 2019 |
| CONSTANT HEALTH 1975616 · TMA1273394 | Constant Health Inc. | 9 Electronics10 Medical42 Science+1 | Registered | 2024 |
| CONSTANT COMFORT 1701023 · TMA1060777 | HBI Branded Apparel Enterprises, LLC | 25 Clothing | Registered | 2019 |
| CONSTANT COMFORT 1642495 · TMA947112 | HBI Branded Apparel Enterprises, LLC | 25 Clothing | Registered | 2016 |
| CONSTANT CONTENT 1641590 · TMA906582 | Moresby Media Inc. | 35 Advertising41 Education42 Science | Registered | 2015 |
| CONSTANT CONTACT 1432352 · TMA768799 | Constant Contact, Inc. a Delaware corporation | 42 Science | Registered | 2010 |
| CONSTANT AIR-FLO 0373561 · TMA209159 | LE MATERIEL INDUSTRIEL LTEE - INDUSTRIAL SUPPLIES LTD. | 6 Metal11 Lighting17 Rubber+2 | Registered | 1975 |
| "CONSTANT COMMENT" 0316594 · TMA164356 · design | R.C. BIGELOW, INC. | 30 Coffee | Registered | 1969 |
| SAINT CONSTANT C 0902948 · design | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1987 |
| Universe Constant 2365159 | Owner not shown | 14 Jewellery | Pending | 2024 |
| CONSTANT MOUNTAIN 2098954 | Constant Mountain, LLC | 25 Clothing35 Advertising | Pending | 2021 |
| CONSTANT-G CONTROL 1452747 · TMA787235 | National Oilwell Varco, L.P. a Delware Limited Partnership | 9 Electronics | Registered | 2011 |
| CC CONSTANT CONTENT 1641591 · TMA907045 · design | Moresby Media Inc. | 35 Advertising41 Education42 Science | Registered | 2015 |
| FREDERIQUE CONSTANT 1467033 · TMA780526 | Frédérique Constant Holding SA | 14 Jewellery | Registered | 2010 |
| CC C CONSTANT CONTACT 2019879 · TMA1197472 · design | Constant Contact, Inc. | 35 Advertising42 Science45 Legal | Registered | 2023 |
| CONSTANT HOME COMFORT 2308581 | R & C Energysaving Inc | 37 Construction | Pending | 2024 |
| Roger-Constant Lemaire 2274572 | an individual | 33 Wine | Pending | 2023 |
| CONSTANT STATE OF CLEAN 1899493 · TMA1100518 | SharkNinja Operating LLC | 7 Machines | Registered | 2021 |
| CONSTANT CONTACT TOOLKIT 1704414 · TMA927226 | CONSTANT CONTACT, INC. a legal entity | 42 Science | Registered | 2016 |
| CHC CONSTANT HOME COMFORT 1988133 · TMA1171854 · design | R & C Energysaving Inc | 37 Construction | Registered | 2023 |
| CHC CONSTANT HOME COMFORT 2308580 · design | R & C Energysaving Inc | 37 Construction | Pending | 2024 |
| Constant Entrepreneurship 2003044 | Lee Kum Kee Family IP Company Limited | 3 Cosmetics5 Pharmaceuticals6 Metal+19 | Pending | 2019 |
| CONSTANT C TECHNOLOGY GROUP 1626214 · TMA919630 · design | an individual | 9 Electronics16 Paper24 Textiles+3 | Registered | 2015 |