EventsApp - A simple concise app for creating and sharing events.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
Eventjoy - The Easiest Way To Organize An Event
Eventzilla - Eventzilla lets you sell tickets online and manage attendees from one integrated application.
Facebook Local - Discover places to go and events happening near you
Attendify - Develop relationships at the events that you attend by creating smaller events with just a few people.