SMRT Architects and Engineers, a leading provider of architectural and engineering services to secondary schools throughout the Northeast, has elected Kenneth D. Costello, LEED AP, RLA, a principal of the firm. Costello leads SMRT’s Site Design Group and has more than 20 years’ experience in site design and planning, distinguished by deep expertise in school athletic complex design, campus master planning, parks and recreation planning, and land-use permitting. He has designed and developed sites for institutional and higher-education clients throughout New England, including prestigious private secondary schools such as St. Paul’s School, Miss Porter’s School and Phillips Exeter Academy. He joined SMRT in 2013 as a senior landscape architect. Costello holds a master’s degree from the University of Colorado at Denver and a bachelor’s degree from the University of Rhode Island.