Gigstarter - Gigstarter uses crowd funding to take the pain from arranging events.

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

Floship - Floship is an international e-commerce order fulfillment, crowdfunding campaign, and shipping service.

Eventbrite - Discover Great Events or Create Your Own & Sell Tickets

Hop - Spike makes working easier and more efficient. Saving you and your team time, sanity, and a lot of headaches.

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.