Velocify Lead Manager - Lead Scoring
Clearbit - Clearbit provides Business Intelligence APIs
Clari - Clari is a predictive analytics platform for sales people.
ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.
ConnectAndSell - Delivering live conversations with inbound leads, on demand.
InsideView - InsideView aggregates and curates all the company and contact data, news and social insights, and professional connections you need to do business better.