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VoIP Cloud-BasedPBX

VoIP Cloud Based PBX

Virtual PBX Phone Systems with 'Follow Me Mobile Service'

Get Started with VoIP PBX

44 Montgomery, San Francisco has enjoyed dedicated BuildiNet™ since February, 2000.



Cisco Small Business SPA IP Phone
Model SPA 525G/SPA 525G2
with 'Follow Me Mobile Service'

Referred to as a cloud based phone system or an internet phone system, VoIP PBX delivers the most features and the most reliable service. Our Cloud-based Business Telephone PBX utilizes the Internet to deliver all features available on antiquated 'on-premise' PBX systems that are costly, bulky and difficult to maintain—even for simple tasks, such as moves, adds and changes. 

This affordable world-class phone and fax system is available to all sized businesses through the accessibility of cloud-based protocols, providing reliable and professional phone system functionality for businesses with one or many locations, and with remote and mobile employees.

With a Cloud-based business telephone system, your business will be free of the need to own and operate your own 'on-premise' PBX system. In addition to simplicity, performance and cost benefits, our Cloud-based VoIP business telephone service also provides local, national and international phone service, plus a mission critical array of call management features.


  • Answering rules
  • Call forwarding
  • Conference calling
  • Call recording
  • Extension dialing
  • Caller ID
  • Departments
  • Return calls with *69
  • Presence across multiple devices
  • Call screening and blocking
  • Call transfer
  • Call logs
  • Auto Attendant
  • Music onb Hold
  • Customize call routing


  • Send and receive without a fax machine
  • Get faxes by email
  • Send faxes using a fax machine with the analog adapter
  • Sign and edit faxes electronically
  • Send and receive faxes by email, on-line, from Microsoft Office™, and even your mobile device.
  • Includes free fax software to electronically sign and edit faxes.
  • No fax machine or dedicated line required.
  • Receive faxes as PDF email attachments.
  • Connect your existing fax machine to your Cloud phone system

Call us for an assessment: 888-755-GVAD (4823)

We will provide you with the best solution tailored to your business.