Telephony Solutions 


There are many factors to consider when selecting a phone system. A stable, dependable communications infrastructure is critical in today’s business world. But most important may be its ability to meet your current needs, as well as future expansion. Primary Systems provides the products and services to improve the way organizations communicate with customers, clients, employees, suppliers, vendors and satellite offices.

Primary Systems designs customized communications solutions based upon the unique needs of each client's business. Our application specialists meet with you to ensure you purchase the right system for your specific business requirements. We continue to work closely with our customers to ensure their infrastructure is capable of growing with their business. Whether you need the Asterisk based Digium Switchvox PBX or Ascom In building wireless telephone, we design communication systems based upon your unique business requirements.

Please choose one of the following options:

Digium VoIP Telephony Solutions


Ascom Wireless Telephony Solutions
In-Building Wireless Phones

Primary Systems, Inc.
4000 Green Park Rd.
St. Louis, MO 63125
P: 314-880-9977
F: 314-880-9988