Calling Systems, Business Phone Service, Phone Equipment

Siemens Enterprise Communications
Siemens Enterprise Communications, a joint venture of Siemens AG and the Gores Group, is one of the global leaders in unified communications solutions.

http://www.siemens-enterprise.com/us/

Phoneguys
As a telecommunications expert, we have the knowledge and capability to serve all your new phone system needs. Nortel Norstar phone systems and Panasonic systems featuring state-of-the-art PBX, flash voice mail, flashtalk, keyphone, starflash, startalk, startalk voice mail, voice mail system, automated attendant, callpilot, and other features have always been available through our Huntington Beach California location.

http://www.phoneguys.com/

Business Phone Systems
Business Phone Systems have pioneered the delivery of advanced communications. We see a future based on cohesive access to voice, video, data and wireless technologies and have developed expertise in all aspects of converged platforms.

http://www.smallbusinessphonesystem.com.au/