Predictive Systems is a leading network and security consulting firm focused on building fast, reliable, secure networks for service providers and global enterprises.

Cortel CORTEL Business Systems, Inc., is a leading regional full-service communications provider. We develop, install, and maintain integrated voice and data systems and worldwide networks. Our general service territory spans approximately 100 miles in radius around the New York/New Jersey/Philadelphia tri-state area, while our Bell Atlantic territory now spans their entire footprint from ...