- Insurance Audit Analysts
- Integrity Search Inc
- Intercommunity Health
- Internal Medicine Assoc
- International Artist Studios
- International Comms Research
- International Massage Therapy
- International Pool Svc
- Invinceable Productions
- Iron Hill Brewery & Restaurant
- Iron Worker's Bank
- Irving Krant
- Irving Lee Abramson
- Itw Engineered Polymers
- Ivy Group
- J & C Concepts & Collectibles
- J & P Contracting
- J A Young Heating & Cooling
- J B Walton Co
