Creating hospitality. Geisler & Trimmel is synonymous with design that works and also inspires. When designing hotels and restaurants in particular, architecture is closely linked to functionality, especially logistics. We specialise in the creation of very special places for very special people - hosts and their guests. We have been creating settings for tourism and hospitality for over 25 years. In our role as general contractor, we will handle all aspects of your building project, including the initial consultation, design, technical planning, ...