15.04.2026

Let's start the rooftop season.

Cool drinks, chilled beats, and authentic rooftop vibes: we’re bringing summer back to the GREFIS. Join us for the Rooftop Opening on May 15th!

Get your Early Bird discount now!

Party at Oktoberfest, relax by the rooftop pool: get 10% off your 2026 stay now with the code EARLYBIRD.

Explore the area: Our local highlights around the GREFIS Hotel.