| SIMCOE PLACE 0669883 · TMA397044 · design | THE CADILLAC FAIRVIEW CORPORATION LIMITED | 35 Advertising37 Construction | Registered | 1992 |
| SIMCOE PLACE 0657491 · TMA382151 | THE CADILLAC FAIRVIEW CORPORATION LIMITED | 35 Advertising36 Finance37 Construction | Registered | 1991 |
| KARMA SIMCOE 2228675 | GREAT LAKES BREWING COMPANY INC. | 16 Paper20 Furniture21 Housewares+2 | Pending | 2022 |
| SIMCOE CHICKEN 2172168 · TMA1222324 · design | an individual | 43 Restaurants | Registered | 2024 |
| SIMCOE SHOPPER 0844745 · TMA503592 | Trader Corporation | 16 Paper | Registered | 1998 |
| SELLING SIMCOE 2220771 | an individual | 36 Finance | Pending | 2022 |
| COUNTY OF SIMCOE 0921414 · design | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2012 |
| Livin' Lake Simcoe 2158895 · TMA1212165 | an individual | 16 Paper24 Textiles25 Clothing | Registered | 2023 |
| SIMCOE YARD HOUSE 1628137 · TMA919834 | Ontario Lottery and Gaming Corporation | 41 Education43 Restaurants | Registered | 2015 |
| BRUCE GREY SIMCOE 0921674 · design | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2012 |
| Lake Simcoe Brewery 2203792 · TMA1217695 | an individual | 1 Chemicals6 Metal7 Machines+11 | Registered | 2024 |
| GREY & SIMCOE FORESTERS 0902794 · design | DEPARTMENT OF NATIONAL DEFENCE | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1986 |
| Johnny Simcoe Pale Ale 1748053 · TMA958286 | GREAT LAKES BREWING COMPANY INC. | 32 Beer | Registered | 2016 |
| Heart of Simcoe County 0920755 | Corporation of the Township of Springwater | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2011 |
| YORK SIMCOE EXPRESS AAA 0840986 · TMA490567 · design | YORK SIMCOE EXPRESS AAA HOCKEY ASSOCIATION INC. | 35 Advertising | Registered | 1998 |
| SIMCOE COUNTY ROVERS 2021 2344961 · design | ROVERS SPORTS & ENTERTAINMENT GROUP INC. | 25 Clothing41 Education | Pending | 2024 |
| YSS SYS YORK SIMCOE SPORTS 1697751 · TMA954211 · design | York Simcoe Sports Inc. | 9 Electronics25 Clothing28 Toys | Registered | 2016 |
| FRIDAY HARBOUR LAKE SIMCOE 1612166 · TMA932611 · design | Friday Harbour Resort LP | 3 Cosmetics9 Electronics14 Jewellery+11 | Registered | 2016 |
| SIMCOE TORONTO NO 1 CANADA 2195839 · design | Simcoe Distillery Canada Limited | 33 Wine | Pending | 2022 |
| NORTH SIMCOE VICTIM SERVICES 1781407 · TMA986503 · design | Owner not shown | 35 Advertising41 Education44 Medical+1 | Registered | 2017 |
| S SIMCOE COUNTY DISTRICT SCHOOL BOARD 0923848 · design | Simcoe County District School Board | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2016 |
| COUNTY OF SIMCOE FOR THE GREATER GOOD 0921416 · design | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2012 |
| INEX SIMCOE PAINTING WE'LL KEEP IT ROLLIN' 2318697 · design | an individual | 2 Paints | Pending | 2024 |
| COUNTY OF SIMCOE FOR GREATER OPPORTUNITIES 0921415 · design | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2012 |
| FARMS FEED FAMILIES SIMCOE COUNTY FEDERATION OF AGRICULTURE 1882531 · TMA1090193 · design | Owner not shown | 41 Education | Registered | 2020 |