| OPERATION SPY 1476092 · TMA824524 · design | THE HOUSE ON F STREET, LLC | 28 Toys | Registered | 2012 |
| OPERATION SPY 1476091 · TMA847693 | THE HOUSE ON F STREET, LLC | 28 Toys | Registered | 2013 |
| OPERATION PAL 1034482 · TMA554597 | Enbridge Gas Inc. | 38 Telecommunications39 Transport41 Education+1 | Registered | 2001 |
| OPERATION PAL 1034481 · TMA553813 · design | Enbridge Gas Inc. | 38 Telecommunications39 Transport41 Education+1 | Registered | 2001 |
| WAR OPERATION 2213194 | LONGMIRE | 9 Electronics28 Toys42 Science | Pending | 2022 |
| OPERATION WARM 1667584 · TMA902579 | Operation Warm Inc. | 45 Legal | Registered | 2015 |
| OPERATION ZERO 1103458 · TMA580119 | LEON'S FURNITURE LIMITED | 35 Advertising | Registered | 2003 |
| OPERATION: FROG 0641363 · TMA381657 | SCHOLASTIC INC. | 9 Electronics | Registered | 1991 |
| OPERATION SMILE 0883700 · TMA559005 | OPERATION SMILE, INC. | 41 Education44 Medical | Registered | 2002 |
| BATTLE OPERATION 2263611 · TMA1251658 | Owner not listed | 9 Electronics28 Toys41 Education | Registered | 2024 |
| OPÉRATION OPTI-N 1140793 · TMA654349 | Owner not shown | 16 Paper35 Advertising41 Education | Registered | 2005 |
| L'OPERATION ZÉRO 1123415 · TMA580273 | LEON'S FURNITURE LIMITED | 35 Advertising | Registered | 2003 |
| OPERATION ONLINE 0910505 · design | OPERATION ONLINE INC. | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1999 |
| OPERATION ONLINE 0907644 · design | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1995 |
| OPERATION PROTEK 0900720 · design | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1976 |
| OPERATION PROTEK 0900719 | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1975 |
| OPERATION RE-LEAF 0874600 · TMA507264 | an individual | 36 Finance37 Construction | Registered | 1999 |
| OPERATION RESPOND 0836996 · TMA524345 | OPERATION RESPOND INSTITUTE, INC. A MARYLAND CORPORATION | 9 Electronics16 Paper36 Finance+2 | Registered | 2000 |
| OPERATION SHOEBOX 0753272 · TMA473982 | an individual | 35 Advertising39 Transport | Registered | 1997 |
| OPÉRATION CHAPEAU 0913097 | MUSCULAR DYSTROPHY ASSOCIATION OF CANADA | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2001 |
| OPÉRATION AIR PUR 0908439 | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1997 |
| OPÉRATION AIR PUR 0906860 · design | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1994 |
| OPÉRATION AIR PUR 0906857 · design | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1994 |
| OPERATION LOOKOUT 0906113 | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1993 |
| OPERATION MEMORIES 2280190 · TMA1251672 | Owner not listed | 9 Electronics28 Toys41 Education | Registered | 2024 |