- Advanced Office Environments
- Advanced Staffing
- Advantage Human Resourcing
- Aegis Property Group LTD
- Aegis Realty Consultants
- Aerosoles Of Philadelphia
- Aetna Inc Individual Life
- Affordable Plastic Slipcovers
- AFL-Cio
- Aflac
- Afnaf
- AFSCME District Cncl 47
- Agins Haaz & Seidel
- Agins Haaz & Seidel
- Aikido Aikikai Of Phila
- Air Methods Corp
- Ajilon Finance
- Akbari & Graff
- Akin Gump Strauss Hauer & Feld
- Akshar News Stand
- Alamo Rent-A-Car
- Alan Gray Inc
- Alan L Spielman LTD
- Alan Nochumson PC
- Alarm Service Co Of America
- Albanian Orthodox Church
- Albert Bartolomeo & Assoc
- Alcohaaaaal AA & A Abuse
- Aldo
- Alexander & Pelli
- Alexander & Pelli
- Alfa Laval Biokinetics Inc
- Alfred Bullard Inc
- Alice G Gosfield & Assoc
- Alice W Ballard Law Offices
- Alison Bennett
- Alison Bldg
- All About Hair
- All Star Staffing
- All State Roofing & Siding
- All-Cell Svc
- Allan Domb Real Estate
- Allen Domb Real Estate
