R. Christopher Mathis is president of Mathis Consulting Company, an Asheville, North Carolina, firm that provides a variety of professional services related to building energy efficiency and sustainability in products, power, and policy.
An ASTM International member since 1986, Mathis works on the committees on Sustainability (E60), where he serves on the executive subcommittee; Thermal Insulation (C16); and Performance of Buildings (E06).
Outside ASTM, Mathis is a 35+ year member of the American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE), focusing on the energy performance of buildings and their sustainability; he currently chairs the ASHRAE Residential Buildings Committee. Mathis is also co-founder and past director of the National Fenestration Rating Council, where he worked with ASTM, ASHRAE, and other groups to develop window energy performance ratings used in codes and standards worldwide. He has also served four terms on the International Code Council energy code development committee, helping to write and shape U.S. energy codes.
Over his career, Mathis has published books and technical papers related to his work. He regularly conducts training programs for builders, architects, engineers, building officials, and others on a variety of building science topics. He earned an M.S. in architecture studies from the Massachusetts Institute of Technology and a bachelor’s in physics from the University of North Carolina-Asheville.