Aircall - Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
RingDNA - RingDNA is a provider of cloud based inside sales productivity and marketing intelligence software such as call tracking, dialers, and IVR.
LeadMaster - The LeadMaster LeadMasterCRM All-in-One solution includes: marketing automation, lead management, email marketing, website integration & much more.
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
Servetel - Communication management solution
CallTrackingMetrics - Know who is calling and how they found you. Maximize the return on your advertising.