Bill Luallen is the technical director for XL North, a division of Textile Rubber and Chemical Company. He is currently the IICRC Technical Advisory Committee (TAC) chair of the Commercial Carpet Maintenance Technician (CCMT) Committee and former vice chair of the Resilient Floor Maintenance Technician (RFMT) Committee. He also contributes to the Carpet and Rug Institute (CRI) 204/205 Carpet Maintenance and Cleaning Standards.