Recognized globally, the Green Key is a prestigious sustainability certification designed specifically for the hospitality and tourism industry. This accolade is granted to properties that successfully meet the rigorous standards established by the Foundation for Environmental Education (FEE). The assessment evaluates a comprehensive range of initiatives, encompassing eco-friendly operational management, social responsibility, environmental stewardship, and sustainability education. For more details regarding the certification program, please visit: www.greenkey.global

Grand Hotel Sofia is exceptionally proud to have held the Green Key certification since September 2026.

We are deeply aware of our profound duty not only to our cherished guests and dedicated team members, but also to the natural environment, the local community, and the broader economy of Sofia.

• Raising awareness of sustainable development
• Endeavouring to work with partner organisations that share
  our green values
• Monitoring the implementation measures arising from hotel assessments

• Encouraging hotel guests to have their linens changed on the second night of their stay.
• Using toilets and faucets that save water.
• Informing hotel guests that they can participate in the towel re-use program.

• Raising awareness of sustainable development
• Endeavouring to work with partner organisations that share
  our green values
• Monitoring the implementation measures arising from hotel assessments

• Introducing recycling programs for glass and bottles wherever possible.
• Minimising the amount of printed materials and reusing them at every opportunity
• Recycling all the used paper

• Revamping cleaning processes to eliminate the use of aerosols and introduce eco-friendly cleaning chemicals.
• Considering environmental impacts in our purchasing