DiscoverOrg - DiscoverOrg is an IT sales intelligence platform providing technology marketers access to data, IT org charts, and real time projects.

dstillery - Dstillery is an advertising technology provider enabling marketers to target prospects through scientific methods.

Clearbit - Clearbit provides Business Intelligence APIs

DTScout - DTScout provides global behavioural and demographic audience data.

InsideView - InsideView aggregates and curates all the company and contact data, news and social insights, and professional connections you need to do business better.

Datafinder - Datafinder offers self-serve predictive marketing suite offering clients with relevant consumer data.