Dr. Suresh Iyer is a senior engineer/technical director with GHD. His primary areas of focus and expertise are in the field of air quality management. His contributions to the air quality management field include development of methods to monitor and model spatial distribution of ambient particulate matter, indoor air quality and its effect on asthma symptoms, and development of methods to test emissions of criteria pollutants from new advanced high efficiency stationary combustion systems. Dr. Iyer has published over 20 peer reviewed journal papers and presented over 30 peer reviewed conference papers.