What can we do for you?

Standalone VOIP handsets ready to use

Gateway CSI's advanced, voice optimized IP telephony service provide the ultimate in quality, cost savings and advanced calling features! Experience the ultimate in flexibility, convenience and simplicity. Unlike standard VoIP, which delivers phone service through the public internet, Gateway's Advanced IP Telephony uses a private IP network to ensure the highest voice quality possible.

Complete phone systems offering queuing and extensions

Whether you are looking to purchase a new telephone system, or just need replacement parts or service on an existing telephone system, Gateway CSI has a solution for you. We offer standard PBX and key systems, as well as the newest line of VOIP PBX systems and High Definition telephones. Our staff of experienced professional telecom engineers can assist with troubleshooting and support, programming changes, location moves and more.

Last Mile Data Services Delivery

Gateway CSI offers several high speed internet options including DSL, cable, T-1 and fiber optic circuits. We can deliver high speed connectivity to businesses, new developments and homes when other providers cannot.