CloudTalk - Work locally, grow globally
Invoca - Call tracking & analytics software
Webinato - Webinato is a platform for webinar automation.
CallTrackingMetrics - Know who is calling and how they found you. Maximize the return on your advertising.
VoIP.ms - VoIP.ms is a VoIP origination and termination tool.
Marchex - Marchex is a mobile advertising analytics company that connects online behavior to real-world, offline actions.