The Durrant Group, Inc.announced its membership in the U.S. Green Building Council (USGBC). This is a milestone for the architecture, engineering and project delivery firm, which has tripled in size over the last decade. Durrant was one of the first firms in the state to have a full time LEED accredited professional engineer. The firm has completed and has underway several projects incorporating LEED design principles and has submitted several projects to the USGBC for LEED Certification.