- KFC
- Kids Clothesline
- Kindermusik Of Chester County
- Kinetx Chiropractic & Rehab
- King Street Grille
- King Street Press
- King Street Recording Co
- King Street Traders
- King's Deli & Produce
- Kirkish Stairs & Trim
- Knickerbocker Driving Range
- Knots & Weaves Decorative Rugs
- KOHL Equipment Co
- Kohlerman Pharmacy Inc
- Kohli & Assoc Inc
