Algolia - Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.

Optimizely - A/B testing you'll actually use.

Personyze - Personyze is an omnichannel website personalization solution with every tool you need to achieve an end-to-end personalized visitor experience, with no IT involvement.

Dynamic Yield - Personalization & customer experience management

MooSend - Moosend allows you to design and send your email marketing campaigns and track the results from an easy-to-use web interface as well as a direct SMTP server connection for your smtp client or web application.

uptain - uptain develops automated solutions for regaining lost customers in online shops.