| OXFORD 1908888 · TMA1116461 | HISTON SWEET SPREADS LIMITED | 29 Meat | Registered | 2021 |
| OXFORD 1859242 · TMA1109840 | Oxford Global Resources, LLC | 35 Advertising42 Science | Registered | 2021 |
| OXFORD 1679648 · TMA948509 | Stelpro Design Inc. | 11 Lighting | Registered | 2016 |
| OXFORD 1558115 · TMA917820 | The Chancellor Masters and Scholars of the University of Oxford (trading as Oxford University Press) | 9 Electronics16 Paper27 Carpets+1 | Registered | 2015 |
| OXFORD 1377108 · TMA742520 · design | OPGI Management GP Inc./Gestion OPGI GP Inc. as general partner for OPGI Management Limited Partnership | 36 Finance37 Construction | Registered | 2009 |
| OXFORD 1279338 · TMA714266 | Owner not shown | 21 Housewares | Registered | 2008 |
| OXFORD 1111032 · TMA599788 | an individual | 19 Building | Registered | 2004 |
| OXFORD 1024984 · TMA544874 | Utility Structures Inc. | 19 Building | Registered | 2001 |
| OXFORD 1000426 · TMA528950 | Oldcastle Building Products Canada, Inc./Les Matériaux de Construction Oldcastle Canada, Inc. | 19 Building | Registered | 2000 |
| OXFORD 0865179 · TMA525528 | GENTEK BUILDING PRODUCTS LTD. | 6 Metal19 Building | Registered | 2000 |
| OXFORD 0514172 · TMA307500 | OXFORD FROZEN FOODS LIMITED | 29 Meat30 Coffee | Registered | 1985 |
| OXFORD 0505015 · TMA296614 · design | TOPS Products LLC | 6 Metal9 Electronics16 Paper+2 | Registered | 1984 |
| OXFORD 0487406 · TMA280742 | OPGI Management GP Inc./Gestion OPGI GP Inc. as general partner for OPGI Management Limited Partnership | 36 Finance | Registered | 1983 |
| OXFORD 0431838 · TMA246625 | HASBRO, INC. | 28 Toys | Registered | 1980 |
| OXFORD 0258929 · TMA123041 | an individual | 9 Electronics16 Paper | Registered | 1961 |
| OXFORD 0160889 · UCA930 | TOPS Products LLC | 16 Paper | Registered | 1932 |
| OXFORD 2350332 · design | The Oxford Asset Management Company Limited | 36 Finance | Pending | 2024 |
| OXFORD 2271626 | Owner not listed | 11 Lighting | Pending | 2023 |
| OXPURE 1737720 · TMA1000922 | Oxbow Activated Carbon LLC | 1 Chemicals | Registered | 2018 |
| OXBORO 1635961 · TMA943336 | Aspen Surgical Products, Inc. a Michigan corporation | 10 Medical | Registered | 2016 |
| OXYPURE 1320126 · TMA751406 | an individual | 6 Metal9 Electronics | Registered | 2009 |
| OSBORNE 0389418 · TMA227040 | an individual | 33 Wine | Registered | 1978 |
| Ozavyher 2167218 · TMA1210118 | Daiichi Sankyo Company, Limited | 5 Pharmaceuticals | Registered | 2023 |
| OXYPRESSOR 2121497 · TMA1270992 | Poseidon Ocean Systems Ltd. | 7 Machines11 Lighting | Registered | 2024 |
| Oxbury 2019315 · TMA1153969 | Oxbury FS Plc | 9 Electronics16 Paper35 Advertising+3 | Registered | 2022 |