Startup Support System - On-demand service to talk to people who've been there before
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
FeedMe - The app that helps you to choose where to eat
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Caviar - Food Delivery Plus Fastbite Meals From Your Favorite Restaurants
Bigtent - BigTent is a web-based organization and communication portal for groups.