Quick Company - Quickest Registration of Company and Trademark
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Holidify - Trip Planner by Holidaify.
Attendize Event Ticketing - Attendize is a free & open-source ticket selling and event management platform
SkyRefund - Take What's Yours
pretix - pretix helps you to sell tickets for your event in an easy way. It supports multi-lingual events and provides a wide range of features