Mixily - Hosting your event just got easier.
EvePlaner - EvePlaner.net lets you create and manage your events the easiest way possible.
Diobox - All-in-one event and guest plafrom with a built-in CRM
Tiny Reminder - Collect content & files from busy clients
SlickPix - Instantly create dynamic events from multiple cameras
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets