Pinterest is a visual bookmarking tool for saving and discovering creative ideas.
Opendoor is an online home-selling service aimed at streamlining the sales process down to a few days.
AngelList operates as an online platform that allows startups to meet investors and talent.
The world's funding engine.
Unity Technologies offers a high-performance end-to-end development platform for creating beautiful and engaging 2D, 3D, VR and AR games and apps.
AdRoll is a marketing platform enabling brands of all sizes to create personalized ad campaigns based on their own website data.
OfferUp is a company operating a marketplace platform.
Gumroad enables its members to sell their products directly to their customers by connecting both parties.
Listia is an auction marketplace that uses a virtual credit system for bidding and trading goods.
Sift Science offers large-scale machine-learning technology services that help e-commerce businesses detect and fight fraud.
Orchard is a technology and infrastructure platform that supports the application of online lending across asset classes.
Mixpanel is a business analytics service and company.