Welcome to K357 – Your Reliable Partner for Furnished Accommodations Thanks to our many years of experience, we know exactly what it takes to successfully collaborate with companies and individuals. K357 offers you access to fully furnished rooms, apartments, or entire properties – flexibly bookable for short- or long-term rentals. Our accommodations are characterized by thoughtful amenities, consistent standards, and uncomplicated service. Our residential units (rooms, apartments, flats) are ...