Major Corporations

Amtrak
Anzon
ARCO Chemical Company
Betz Laboratories
BP Oil Company
Chevron Oil Company
Chrysler
Conrail Technology Center
Crouse Recovery of Delaware
E.I. du Pont de Nemours & Co., Inc.
General Motors
Hatfield Meatpacking Plant
I.C.I.
International Paper Company
Merck, Sharp, & Dohme
Mobil Oil Company
Rohm & Haas Corporate Headquarters
SEPTA
Shared Medical Center
Sun Oil Company
Tasty Baking Company

Financial Insitutions

CoreStates Operations Center
Federal Reserve Bank–Philadelphia
First Pennsylvania Bank Operations Center
Two Mellon Bank Center

Health Care Providers

Bryn Mawr Hospital
Einstein Hospital
Graduate Hospital
Hospital of the University of Pennsylvania
Lankenau Hospital
Pennsylvania Hospital
Pottstown Hospital
Riddle Memorial Hospital
Roxborough Hospital
St. Francis Hospital (Wilmington, DE)
Wilmington Medical Center

Educational Institutions

American College of Physicians
Cheney University
Drexel University
Princeton University
Rutgers University
School District of Philadelphia
Swarthmore College
Temple University
University of Delaware
University of Pennsylvania
Villanova University
Widener University

Utilities

AT&T
Bell of Pennsylvania
Delmarva Power & Light
Diamond State Telephone
New Jersey Bell
Pennsylvania Power & Light
PECO Energy
Philadelphia Gas Works
Philadelphia Suburban Water Company
PSE&G

Miscellaneous

Christiana Mall
The Union League of Philadelphia