Sailthru - Sailthru Smart DataTM technology enables businesses to optimize, automate, and deliver personalized experiences to each individual at scale.
Optmyzr - Optmyzr AdWords Tools. Optimization Solutions, Quality Score Tracker, Landing Page Checker, and more. Free Trial Available.
Dynamic Yield - Personalization & customer experience management
Crazy Egg - Through Crazy Egg's heat map and scroll map reports you can get an understanding of how your visitors engage with your website so you can boost your conversion rates.
Lytics - Lytics is a company that utilizes machine learning to collect and analyze data to help you find new approaches to marketing. They offer unique and customized experiences to each customer. Read more about Lytics.
Freshmarketer - An all-in-one CRO suite.