Companies catalogue
- J & R Automotive, Fort Erie
- J Amber Goddyn, White Rock
- J D Lawn Service, Sarnia
- J. E. Harper & Co. Travel Supply, Fort Erie
- JA South Western Ontario - Sarnia office, Sarnia
- JH Ryder Machinery Ltd, Sarnia
- JNT Custom Metal Inc, Sarnia
- JTK Integrated Controls, Inc, Burlington
- JTS Drywall & Acoustics Inc, Kitchener
- JVIC Catalyst Services, Sarnia
- Jacoba Dental Management, Sarnia
- James A Gordon & Sons, Hamilton
- Jarvis Street Clinic, Fort Erie
- Jarvis Street Pharma, Fort Erie
- Jasmin Medical Centre And Pharmacy, Burlington
- Jason Steel Contracting Inc, Fort Erie
- Jean's Flower Shop Inc, Hamilton
- Jebco Cranes, Oil Springs
- Jeff Charron Rehab Services, Sarnia
- Jegede Olukayode R Dr, Sarnia
- Jerry McCaw Family Centre YMCA, Sarnia
- Jim Keys - State Farm Insurance Agent, Sarnia
- Jim White Trailer Sales, Plympton-Wyoming
- Jimmy B's, Sarnia
- Joanna's Florist, Hamilton
- John Cooper Guitar Lessons, Sarnia
- John Deere, Grimsby
- John Duff Ltd, Petrolia
- John Howard Society, Sarnia
- Johnny G's Premium Pizza Plus, Petrolia
- Johnsen Ultra-Vac, Burlington
- Johnson Feduk King Chartered Accountants, Dresden
- Jones Jamieson & Redekop, Fort Erie
- Jose a S Dr, Sarnia
- Journeys Driving Academy, Sarnia
- Jovdan Holdings Inc, Sarnia
- Jump Plus Store - Apple Premium Reseller, Hamilton
- Junior Achievement, Waterloo
- Junior's Delivery & Expedite, Sarnia
- Junk Etc., Sarnia
- Just Paws Pet Salon, Fort Erie
- Jvn. Devlpments Ing, Hamilton