- Sears Roebuck & Co
- Securities America Inc
- Security Systems Assoc
- Selah Spa
- Selective Auto Sales
- Sellmans Body Shop
- Sensenig Meats
- Service Management Systems
- Service Master Clean
- Seventh-Day Adventist Church
- Sewage Treatment Plant
- Sewage Treatment Plant
- SHAGS
- Shall We Dance
- Shear Design
- Shearer's Florist
- Sheetz
- Shekinah Christian Academy
- Shepherd Aluminum Products Inc
- Shepherd's Fold Day Care Ctr
- Sheppard's Mansion
- Sheridan Press
- Sherwin-Williams Paints
