- Secap USA Inc
- Securitas Inc
- Segue Video Productions
- Semperverde Holding Co
- Sene Construction Inc
- Senior Outreach Northwestern
- Senior Supportive Svc
- Sentinel Automotive Distrs Inc
- Servpro
- Shaffers Builders Inc
- Sharp Corp
- Shaub Medical Consulting
- Sheet Metal Contracting Assoc
- Shen Manufacturing Co Inc
- Sherry Lake Apartments
