Clearbit - Clearbit provides Business Intelligence APIs

Leadspace - Leadspace uses targeting and predictive scoring to find the most accurate B2B leads for your business. Visit our site and view a demo to learn how it works.

Memotoo - Memotoo allows you to sync your data (contacts, calendar, tasks, .) with phones (iPhone, Android, Samsung, ..

6sense - 6sense is a B2B predictive intelligence engine for marketing and sales.

Free Address Book - In our contact management software you can store fast and easily name, phone numbers, birthdays, address, company name, city, mobile numbers, insurance and loan info, e-mail addresses.

ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.