Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
Skyscanner - Skyscanner.com compares over 1000 airlines to find you the cheapest airfares, fast.
HiOperator - HiOperator is a virtual assistant that answers phone calls, chats with customers, provides in-app help, takes orders, and provides support.
KAYAK - KAYAK is a travel search engine that searches hundreds of other travel sites at once. Our helpful tools & features find you the information you need to make the right decisions on flights, hotels, rental cars and vacation packages.
ClaimCompass - Get paid for delayed or cancelled flights
Momondo - Find cheap flights with Momondo.