FullContact - Put the power of full contact information into your web or mobile apps.
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.
Pipl - The most comprehensive people search. Pipl is the place to find the person behind the email address, social username or phone number.
Zoho CRM - Omnichannel CRM for Businesses of all sizes
Evercontact - Your contacts always up to date and automatically with Evercontact.
Freshsales CRM - A full-fledged CRM for high-velocity sales teams.