Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
Demandbase - Bizo
Optimizely - A/B testing you'll actually use.
6sense - 6sense is a B2B predictive intelligence engine for marketing and sales.
Smartlook - Qualitative analytics for websites and mobile apps Start understanding the 'whys' of your users' behaviors with clear, visual insights. With session recordings and event tracking, you get the complete picture.
Metadata - Metadata automates account based demand generation for B2B companies using AI, data enrichment, & targeted advertising.