Demandbase - Bizo
Optimizely - A/B testing you'll actually use.
6sense - 6sense is a B2B predictive intelligence engine for marketing and sales.
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.
Hushly - Hushly is a lead generating platform for buyers and vendors.
Evolv - Evolv is the visual editor for web-based projects that are used to find better ways to connect with customers in order to improve marketing economics.