| OAKWOOD TRANSPORT LTD | 609353 | INGERSOLL | 72 |
| OATT TRANSPORT INC | 1544554 | OWEN SOUND | 10 |
| OBANAMI TRANSPORT & MULTI SERVICES INC | 4486841 | PORT COLBORNE | 1 |
| OCAM LOGISTICS INC | 4098479 | OAKVILLE | 0 |
| OCEAN TRANSPORTATION SERVICES FREIGHT FORWARDING INC | 1701647 | VAUGHAN | 2 |
| OCP CONSTRUCTION SUPPLIES INC | 580283 | SUDBURY | 1 |
| OCTANE LOGISTICS INC | 4210132 | ETOBICOKE | 1 |
| OCTASK HOLDINGS | 4544097 | LONDON | 3 |
| OFFSHORE CANADA LOGISTICS INC | 2906921 | TORONTO | 0 |
| OGDEN LOGISTICS INC | 4244691 | NORTH YORK | 1 |
| OHG FARMS LTD | 3667678 | STRATFORD | 1 |
| OHIO LOGISTICS INC | 4058493 | BRAMPTON | 10 |
| OJIBWAY TRANSPORTATION INC | 2235296 | TECUMSEH | 0 |
| OL'TIMER TRUCK LINE INC | 601635 | KITCHENER | 1 |
| OLD FRIENDS TRUCKLINE INC | 3849230 | WINDSOR | 1 |
| OLD SCHOOL TRANSPORTATION INC | 4131359 | MORRISTON | 12 |
| OLSONCHRISTOPHER INTERNATIONAL INC | 2373304 | OAKVILLE | 0 |
| OLTION CAKO | 1439589 | TORONTO | 2 |
| OLYMPIAN GROUP SYSTEMS INC | 1908633 | BRAMPTON | 20 |
| OLYMPIC EXPRESS INC | 2455771 | MISSISSAUGA | 15 |
| OLYMPIC EXPRESS LOGISTICS AND BROKERAGE INC | 3085427 | MISSISSAUGA | 28 |
| OLYMPIC WHOLESALE LIVE BAIT LTD | 653309 | TORONTO | 2 |
| OMCAN MANUFACTURING & DISTRIBUTING COMPANY INC | 1574795 | MISSISSAUGA | 2 |
| OMEGA TOOL CORP | 4329525 | MAIDSTONE | 3 |
| OMER POIRIER LIVESTOCK INC | 4521627 | ALEXANDRIA | 2 |
| OMNI CARTAGE LTD | 3108119 | BRAMPTON | 1 |
| OMNI FREIGHT LOGISTICS INC | 4534986 | NORTH YORK | 0 |
| OMNI FREIGHT LOGISTICS INC | 4530100 | NORTH YORK | 0 |
| OMNI TRANSPORTATION INC | 4151057 | MARKHAM | 5 |
| ON TARGET TRANSPORT INC | 3846247 | KITCHENER | 1 |
| ON TIME EVENTS & LOGISTICS INC | 3513569 | CARLISLE | 0 |
| ON TIME SHIPPING INC | 3611347 | BRAMPTON | 20 |
| ON TOP ASPHALT MAINTENANCE | 4451609 | MCGREGOR | 1 |
| ONCLOCK LOGISTICS INC | 4504439 | CAMBRIDGE | 1 |
| ONE CALL EXPRESS INC | 4009048 | BRAMPTON | 13 |
| ONE CALL SERVICE SOLUTIONS INC | 2189170 | PICKERING | 1 |
| ONE CHOICE LOGISTICS INC | 2642667 | BRANTFORD | 0 |
| ONE NATION BROKERS INC | 4565434 | BRAMPTON | 0 |
| ONE PLUS LOGISTICS INC | 4264178 | KITCHENER | 2 |
| ONE WORLD LOGISTICS CARGO OPERATIONS INC | 3313079 | BEAMSVILLE | 6 |
| ONEFOX LOGISTICS INC | 2940344 | BRAMPTON | 0 |
| ONETRANS LOGISTICS INC | 4388026 | CALEODN | 0 |
| ONKAR NATH LOGISTICS INC | 3131908 | BRAMPTON | 1 |
| ONROUTE FREIGHT SERVICES INC | 1017756 | ACTON | 1 |
| ONTARIO BULK INC | 3635225 | BRAMPTON | 3 |
| ONTARIO BULK INC | 3968661 | BRAMPTON | 3 |
| ONTARIO CARGO CONNECT INC | 4255134 | NAPANEE | 0 |
| ONTARIO DELIVERY DISPATCH LTD | 466028 | BRANTFORD | 1 |
| ONTARIO DELIVERY DISPATCH LTD | 7710146 | BRANTFORD | 5 |
| ONTARIO HOCKEY ACADEMY INC | 6508073 | CORNWALL | 13 |
| ONTARIO MIX ON SITE LTD | 4495813 | MARKHAM | 2 |
| ONTARIO NEW ENGLAND EXPRESS INC | 554421 | MILTON | 25 |
| ONTARIO NORTHLAND TRANSPORTATION COMMISSION | 26390 | NORTH BAY | 41 |
| ONTARIO POTATO DIST (ALLISTON) INC 1991 | 126941 | ALLISTON | 2 |
| ONTARIO POTATO DIST ALLISTON INC 1991 | 2797951 | ALLISTON | 0 |
| ONTARIO ROADWAYS INC | 4546241 | BRAMPTON | 1 |
| ONTARIO STEEL HAULERS INC | 838804 | CONCORD | 10 |
| ONTARIO TRUCK WAYS INC | 4266900 | BRAMPTON | 1 |
| ONTERRIS TESTING CANADA LTD | 838811 | POINT EDWARD | 2 |
| ONTIME FREIGHT SYSTEM INC | 4577146 | WOODSTOCK | 1 |
| ONTRACLO LOGISTICS & TECH SERVICES | 3067755 | MISSISSAUGA | 0 |
| ONUS TRANSPORTATION SOLUTIONS INC | 4228905 | TORONTO | 0 |
| ONYX FREIGHT INC | 2522100 | BURLINGTON | 0 |
| OPEN ROAD FREIGHT SYSTEMS INC | 3322077 | MISSISSAUGA | 0 |
| OPTIMUM LOGISTICS INC | 2216167 | WINDSOR | 0 |
| ORANGE COUNTY EXPRESS INC | 3669551 | BRAMPTON | 5 |
| ORANGE XPRESS INC | 3283540 | LEAMINGTON | 2 |
| ORANGEWAY LOGISTICS INC | 4021778 | VAUGHAN | 0 |
| ORBIT MOTOR CARRIERS INC | 3039720 | GUELPH | 70 |
| ORBIT MOTOR FREIGHT INC | 2844390 | GUELPH | 2 |
| ORCA INTELLIGENCE INC | 3129194 | LONDON | 0 |
| ORGANIC CONNECTIONS LTD | 2398892 | WAINFLEET | 2 |
| ORGANO INTERNATIONAL INC | 3791163 | BRAMPTON | 0 |
| ORIGIN FREIGHTWAYS INC | 4415264 | BRAMPTON | 5 |
| ORION EXPRESS TRUCK LINES INC | 2584463 | GEORGETOWN | 1 |
| ORIS INTERMODAL LTD | 3675223 | BOLTON | 1 |
| ORLANDO PUGA ENTERPRISES INC | 932166 | ALLANBURG | 16 |
| ORYX LOGISTICS INC | 4005471 | CORNWALL | 2 |
| OS TVM LOGISTICS COMPANY | 1384221 | COTTAM | 134 |
| OSCAR FREIGHT LINES INC. | 5149525 | MISSISSAUGA | 1 |
| OSCAR MALDONADO | 4149057 | KITCHENER | 0 |
| OSORIO TRANSPORT INC | 3927848 | CAMBRIDGE | 0 |
| OTHI TRANSPORT & LOGISTICS INC | 4169966 | PICKERING | 23 |
| OTO TRUCKING INC | 2205442 | KINGSTON | 1 |
| OTTAWA ASAP TOWING INC | 4465379 | OTTAWA | 9 |
| OTTAWA METRO TOWING AND RECOVERY INC | 1311541 | OTTAWA | 5 |
| OTTAWA SHARPSHOOTERS HOCKEY | 2976819 | OTTAWA | 1 |
| OTTO RICHTER AND SONS LIMITED | 6162894 | GOODWOOD | 4 |
| OVER THE HILLS LOGISTICS LTD | 3632486 | WHITBY | 0 |
| OVER THE ROAD LOGISTICS SOLUTIONS INC. | 7823630 | MISSISSAUGA | 0 |
| OVERNIGHT EXPEDITE INC | 3862854 | BELLE RIVER | 3 |
| OVERNIGHT EXPRESS INC | 2366711 | OSHAWA | 1 |
| OWENSOUND TOWING & SERVICE INC | 9454816 | OWENSOUND | 3 |
| OXFORD FREIGHT BROKERAGE INC | 4193262 | WOODSTOCK | 0 |
| OXFORD PALLET AND RECYCLERS LIMITED | 3048084 | NORWICH | 2 |
| OYSTER FREIGHT SERVICES INC | 2641729 | GEORGETOWN | 181 |
| OZONE FREIGHT SYSTEM INC. | 8550801 | BRAMPTON | 2 |
| P & J TOWING AND RECOVERY INC | 4050967 | BRAMPTON | 1 |
| P & K VANDER ZAAG FARMS | 844045 | ALLISTON | 2 |
| P & N TRUCKING SERVICES LIMITED | 3053838 | LONDON | 16 |