EHDD is a national leader in architecture, interiors, urban planning and sustainability. We have exceptional expertise in designing libraries and educational facilities, buildings for science and housing, in addition to museums, aquariums and zoos. In our rich, 65+ year history, we have developed an award-winning practice that integrates planning, technology and the user experience. We work from a belief in the primacy of the user and an intensive collaboration with both clients and consultants.