- Insurance Club Of Pittsburgh
- Insurance Dept
- Intermedia Communications Inc
- International Gems
- International Metro Corp
- Interstate Acquisition Svc
- Investment Building
- Irg Environmental LLC
- Iron Workers
- Iron Workers Federal Cu
- Iron Workers Joint Apprntcshp
- Iron Workers Welfare Plan W Pa
- Irvin Group
- Irving Schiffman Jewelers Inc
- Israel Wood & Grimm
- It's Just Lunch
- Italian Sons & Daughters
- Ivy Cuts
- Izzazu Salon
