OptiMine - Disrupting the Marketing and Advertising Industry via Agile Marketing Attribution, Marketing Mix Modeling & Optimization
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
NotifyVisitors - Cross Device Customer Engagement & Conversion Rate Optimisation Software
OneSignal - Customer engagement platform used by over 1 million developers and marketers; the fastest and most reliable way to send mobile and web push notifications, in-app messages, emails, and SMS.
EmailOctopus - Email marketing for less, via Amazon SES
ZoPush - Personalized Browser Push Notifications for Web and Mobile.