Clearbit - Clearbit provides Business Intelligence APIs
E-commerce Checklist - Increase conversion rate and revenue of your ecommerce store
Amobee DSP - Cross-Channel Advertising
Startup Stash - A curated directory of 400 resources & tools for startups
DataXu - Marketing analytics for brands and agencies.
Swell.is - Customizable, API-first ecommerce platform for innovative brands, startups, and agencies.