Lance Hosey was an American architect. In 2020, he joined HMC Architects, a large California-based firm, as the design industry's first Chief Impact Officer. Previously, he was a principal, design director, and co-leader of design resilience at Gensler. He had been a project director with "green pioneer" William McDonough and was the first chief sustainability officer with the international architecture firms RTKL Associates and Perkins Eastman.