1up Events - Corporate events as a service
TicketHarbor - The safer Craigslist for P2P ticket exchanges
Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.
Nightout - The standard in event ticketing and marketing by NIGHTOUT
Facebook Local - Discover places to go and events happening near you
Sporteventus for iOS - The worldwide search engine for sporting events and tickets