Superb

Superb (formerly known as Grubwithus) is a social networking app that enables you to collect, share and experience cool places with your friends. The company is funded by Upfront Ventures, Michel Daher, Y Combinator, Andreessen Horowitz, NEA, First Round, SV Angel, Ashton Kutcher, Vivi Nevo, Yuri Milner, Maynard Webb, Matt Cutts, Elad Gil, Paul Buchheit, Alexis Ohanian and Start Fund.