Wren - Offset your carbon footprint by saving rainforests
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
YAYZY - Track the carbon footprint of each purchase in real-time
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
Klima - Go carbon neutral
EventMobi - EventMobi is an interactive mobile event app, audience response and engagement platform for conferences and trade shows.