Mapbuzz - Make friends and find places to hangout

Humbo - There are plenty of websites that help you decide how to get to a place, where to stay, and what to do.

Travellar - A social travel app

Wanderlog - Collaborative travel planner with combined itinerary and map

Cool Cousin - Shaking up the travel world with good old human connection

Concrete - Better retail execution and store performance with coordinated communications and task management.