Web partners

Green Key cooperates with several renowned online booking companies.  Customers will be able to find information about Green Key at the booking website and can select a Green Key awarded accommodation if they are looking for environmentally friendly establishments. Green Key therefore regularly provides the online booking companies with an extract of the international Green Key database of awarded hotels.

BookDifferent.com is an online booking website which uses hotel data from Booking.com. People using this online booking website will be able to select
                           environmentally friendly accommodation from highly ranked certification
                           systems and eco-labels, like Green Key, giving them an easy way to travel
                           more sustainably.  The entity behind the online booking website is the
                           non-profit Foundation BookDifferent. The organisation donates 50% of its
                           proceeds to different charities (including FEE).

BookGreener's mission is to "offer enlightening travel experiences by promoting sustainable hotels, places that are part of the solution, not part of                            the problem and that care about local communities and culture as well as                                  wildlife conservation and the environment". In addition to its emphasis on                                  hotels that practise sustainability, every time a traveler books via                                              BookGreener, a tree will be planted in one of the world’s endangered                                        ecosystems.

As part of the cooperation agreement between Green Key and Expedia, Inc., Green Key will regularly send the list of Green Key awarded properties to Expedia, Inc. When searching for accommodation via the websites of Expedia, Inc. (Expedia.com, Hotels.com, etc.), everyone will now have the                                  possibility to look for Green Key awarded establishments. 

Glooby is a Sweden-based travel metasearch engine that enables users to find and compare prices on airplane tickets and hotels, while indicating the most fuel-efficient flights and eco-labelled hotels. Glooby consists of people                              with a passion to travel and discover new places. We live in a time where the                            growing awareness of the sustainability challenges facing our planet is                                      increasing. Glooby do not think people should stop traveling and discovering                            the world, but believe that we should reduce our carbon footprint when                                    traveling. When choosing the most fuel-efficient flight and eco-labelled                                    hotels, you are supporting companies that are actively working to reduce                                  their environmental impact on our environment without compromising your                              travel experience.

TiCATi offers an advanced interactive map for travellers who are concerned about environment or their health to easily compare and book green hotels and resorts that suit their preferences.

TiCATi also serves as an online eco-friendly platform for restaurants and shops to provide information about their actions in environmental protection and social Development.

HRS (Hotel Reservation Service) is a large online booking company for private and corporate customers with a head office in Germany. HRS – with more than 250,000 hotels in 190 countries – offers its more than 40,000                                            corporate customers worldwide a variety of tools and services free of                                        charge.


SustainableVisit is a trusted online platform that enables people to make sustainable travel and lifestyle decisions worldwide. Our call to action is to                                enable users to suggest, review, and enjoy recommendations for sustainable                              restaurants, accommodation, tours, attractions, shops and more.                                                SustainableVisit sources from research and the crowd, based on quadruple                                bottom line principles: society, environment, economy, and future                                              generations. SustainableVisit’s mission is to save the planet, one trip at a                                  time.


At TravGanic it is believed that travel can be a bridge to mend our world, showing people the joy of other places, people and cultures. It is often more destructive than it should, which is why TravGanic has put together one of the largest hotel booking platforms based solely on reputable green certified hotels. Their tours page while still in the growth phase will furthermore offer the largest selection of eco-tours in the world.

TravGanic's customer driven site gives people the ability to book hotels and tours in almost every country around the world. They offer great prices, great selection and great information on the sustainability initiatives of every property.