Companies catalogue
- J R Jones Electric, Hamilton
- J Thomson & Company, Hamilton
- JAM School, Guelph
- JASON'S DJ SERVICE, Hamilton
- JC Hill Elementary School, Ohsweken
- JH ACCOUNTING CPA, Burlington
- Jade's of Paris Restaurant, Brant
- Jag Virk Criminal Lawyer, Hamilton
- Jake Thomas Learning Centre, Wilsonville
- James Counselling & Consulting, Brant
- James Hillier Public School, Brantford
- Jane & Jury, Brant
- Janet Dockree Electrolysis & Laser Clinic, Hamilton
- Janitized, Brantford
- Japanese Village, Edmonton
- Japanese Village, Edmonton
- Japanese Village, Edmonton
- Jarvis Community Christian School, Jarvis
- Jasna's European Meat & Deli, Kitchener
- Java Garden moved to 600 laurelwood., Waterloo, Waterloo
- Jean Vanier Catholic Elementary School, Brantford
- Jeff Gillis Stable, Guelph
- Jehovah's Witnesses Paris North & South Congregations, Brant
- Jia Xing Restaurant, Caledonia
- Jim's Lunch, Princeton
- Jimmy The Greek, Cambridge
- Jimmy the Greek, Brantford
- Jl Booth Counselling Svc, Cambridge
- Jo Jo’s Chic-N-Wings, Brantford
- Joan Minnery Enterprises, Brantford
- Joanne Burlington Real Estate, Barrie
- Joe Fresh, Barrie
- John Bouwman Clockmaker, Burlington
- John Dolson Centre, Cambridge
- John Sopinka Courthouse, Hamilton
- Jones Cindy Verbatim Reporting Services, Burlington
- Josie's Laser & Electrolysis Clinic (CT), Hamilton
- Joy Inn Restaurant & Tavern, Hamilton
- Joy That's Coming - Birth Services, Cambridge
- Judy Dental Hygiene Care, Burlington
- Junk Works Hamilton, Hamilton
- Just Decks, Burlington