SocialPilot - SocialPilot is an app designed to help businesses and professionals with social media marketing.
Clearbit - Clearbit provides Business Intelligence APIs
Fomo - Fomo turns your site into the online equivalent of a busy store
DataXu - Marketing analytics for brands and agencies.
Buzzstream - Build Relationships. Build Buzz. Web-based software that helps the world’s best marketers promote their products, services and content.
V12 Data - V12 Data offers rich data sets with verified addresses and emails for personalized marketing campaigns.