- Secura Comm Consulting
- Select Medical
- Seneca Area Ems Non Emergency
- Seneca Realty Co
- Sevren Trent Laboratories Inc
- Sgambati Brothers Plumbing
- Shady Acres Saddlery
- Shady Side Academy
- Shady Side Academy
- Shari's Hair Care Ctr
- Sharp & Calfo Builders
- Sharpsburg Boro Test Treatment
- Sheet Metal Workers Local 12
- Shelley Roisen PHD
