| CAMPUSCARE 1210032 · TMA633104 | Campus Management Corp, a legal entity | 42 Science | Registered | 2005 |
| CAMPUSCARE 1182568 · TMA659128 | CANAM INSURANCE SERVICES (2018) LIMITED | 36 Finance | Registered | 2006 |
| combiscale 1136538 · TMA608747 | PAX IP INC. | 7 Machines | Registered | 2004 |
| COMPUCAGE 0881526 · TMA547662 | Compucage International Inc. | 9 Electronics20 Furniture | Registered | 2001 |
| COMPUSAFE 0820166 · TMA514766 | Brink's Network, Incorporated (a Delaware Corporation) | 36 Finance38 Telecommunications | Registered | 1999 |
| COMPUSAFE 0801137 · TMA514768 | Brink's Network, Incorporated (a Delaware Corporation) | 6 Metal | Registered | 1999 |
| COMPUSCOPE 0604829 · TMA358946 | Gage Applied Technologies Inc. | 9 Electronics | Registered | 1989 |
| COMPUSTAR 1650524 · TMA932186 | Firstech, LLC | 9 Electronics | Registered | 2016 |
| COMPUSTAFF 1553315 · TMA841190 | COMPUSTAFF CORP. | 35 Advertising | Registered | 2013 |
| COMPCARE 1225123 · TMA676004 | Goodman Manufacturing Company, L.P. (a Texas corporation) | 36 Finance | Registered | 2006 |
| COMPUSMART 0734397 · TMA432070 | Hartco Inc. | 35 Advertising37 Construction38 Telecommunications+3 | Registered | 1994 |
| COMPUSTAT 0694548 · TMA419770 | Standard & Poor's Financial Services LLC | 9 Electronics16 Paper | Registered | 1993 |
| COMPUSENSE 0635262 · TMA372500 | COMPUSENSE INC. | 9 Electronics42 Science | Registered | 1990 |
| COMPUSERVE 0488823 · TMA277265 | AOL Membership Services LLC | 38 Telecommunications42 Science | Registered | 1983 |
| COMPUSTAT 0302185 · TMA154084 | Standard & Poor's Financial Services LLC | 9 Electronics35 Advertising36 Finance+1 | Registered | 1967 |
| COMPOSTABLES 2243961 · TMA1263143 · design | Owner not listed | 8 Hand16 Paper21 Housewares | Registered | 2024 |
| COMPOSTABLES 2243943 | GLOBE COMMERCIAL PRODUCTS INC. | 8 Hand16 Paper21 Housewares | Pending | 2023 |
| COMPOSECURE 1990732 · TMA1100416 | an individual | 9 Electronics16 Paper40 Treatment+1 | Registered | 2021 |
| COMPOSICORE 1362564 · TMA833419 | Barrette Outdoor Living, Inc | 19 Building | Registered | 2012 |
| COMPUSCRIPT 0564893 · TMA334501 | IMS Software Services Ltd. | 35 Advertising | Registered | 1987 |
| COMPUSOFT 2066746 · TMA1216834 · design | an individual | 9 Electronics35 Advertising37 Construction+1 | Registered | 2024 |
| COMPOSAD 1995930 · TMA1133898 · design | an individual | 20 Furniture | Registered | 2022 |
| CAMPUSONE 1901628 · TMA1123355 | Knightstone Capital Management II Inc. | 35 Advertising36 Finance37 Construction+4 | Registered | 2022 |
| COMPOCEL 1892544 · TMA1097264 · design | an individual | 6 Metal12 Vehicles17 Rubber+1 | Registered | 2021 |
| COMBISMILE 1862028 · TMA1074496 | an individual | 16 Paper20 Furniture | Registered | 2020 |