56 Leonard Street, New York, New York, USA

Herzog & de Meuron Basel Ltd. is an international architecture firm headquartered in Basel, Switzerland, with additional offices in Berlin, Hong Kong, London, Munich, New York City, Paris, and San Francisco. Founded in 1978 by Jacques Herzog and Pierre de Meuron, the practice's portfolio includes more than 600 projects in 40 countries. The company is led by the founding partners along with senior partners Christine Binswanger, Ascan Mergenthaler, Stefan Marbach, Jason Frantzen, Andreas Fries, Wim Walschap, and the CEO, Adrian Keller, who collectively oversee the firm's direction and management. Its staff comprises over 500 employees representing more than 50 nationalities.