Companies catalogue
- LCBO, Peterborough
- LCBO, Millbrook
- LP Outfitters, Fenelon Falls
- LPC - Personal Injury Lawyer Peterborough, Peterborough
- Lady Fingers House Cleaning, Millbrook
- Lakefield Insulation, Peterborough
- Lakefield Laundry Villa, Lakefield
- Lakeshore Designs, Peterborough
- Lakewood Custom Homes, Omemee
- Larry Love D Barrister & Solic, Peterborough
- Law Office of Nicholas A. McDonald, Peterborough
- Lindsay Ear Clinic, Kawartha Lakes
- Lindstrom Beer & Wine Making, Peterborough
- Liquor Control Board Of Ontario, Lakefield
- ListenUP! Canada (partnered with HearingLife), Toronto
- Lochhead Lock & Safe, Peterborough
- Lochhead Lock & Safe, Norwood