ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.
Clearbit Connect - Clearbit Connect is a free extension that surfaces actionable information on the people who email you.
DiscoverOrg - DiscoverOrg is an IT sales intelligence platform providing technology marketers access to data, IT org charts, and real time projects.
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts
InsideView - InsideView aggregates and curates all the company and contact data, news and social insights, and professional connections you need to do business better.
Ampliz Sales Buddy - Data to power your business