Clearbit - Clearbit provides Business Intelligence APIs
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.
SugarCRM - SugarCRM enables businesses to create extraordinary customer relationships with the most innovative and affordable CRM solution in the market.
LinkedIn Sales Navigator - Sales tool for LinkedIn users.
Insightly - Insightly is the easy, powerful and affordable online Customer Relationship & Project Management Software used by over 400,000 small businesses world wide