- A-Pamela J Dogger Rpr
- Anthony & Sylvan Pools Supl
- Anthony's Hair Styling Ctr
- Anthony's Hair Styling Ctr
- Antis Food Products Inc
- Apex Asset Management LLC
- Apexx Building Solutions
- Apple Belting
- Appliance Service Of Lancaster
- Applied Educational Systems
- Applied Industrial Tech Inc
- Aqua Massage
- Arby's
- Arc Of Lancaster County
- Archives One
