Airbnb is an online marketplace and homestay network enabling people to list or rent short-term lodging in residential properties, with the cost of such accommodation set by the property owner. The company receives percentage service fees from both guests and hosts in conjunction with every booking. It has over 2,000,000 listings in 34,000 cities and 191 countries.

Booking.com has over 1,000,000 properties globally under contract and that it deals with more than 900,000 room nights reservations each day. Booking.com is available in more than 40 languages.

HomeAway, Inc. is a vacation rental marketplace with more than 1,000,000 vacation rental listings in 190 countries, and has 1588 employees. It has operated through 40 websites in 22 languages as of December 31, 2014. The company offers the most comprehensive selection of rentals for families and groups to find accommodations such as cabins, condos, castles, villas, barns and farm houses.

PayPal Holdings, Inc. is an American company operating a worldwide online payments system that supports online money transfers and serves as an electronic alternative to traditional paper methods like checks and money orders. PayPal is one of the world’s largest Internet payment companies.

Airporter is a personalized transportation service connecting Prague travelers with vacation rentals. The services range from luggage storage, transportation to/ from the airport, train station, day tour and intercity door-to-door transportation.