Clari - Clari is a predictive analytics platform for sales people.
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
Aviso - Aviso provides predictive analytics software to help sales organizations optimize their performance and exceed revenue goals using machine learning algorithms and portfolio management techniques.
Asterisk - An open source telephony switching and private branch exchange service for Linux.
InsightSquared - #1 for Salesforce.com Pipeline forecasting, profitability analysis, activity tracking: all the small business intelligence you need. Works using CRM data and automatic syncing.
Cloud Telephony - Cloud Telephony delivers automated telephone applications to any phone, any place, anytime.