cemcSOFT is a division of cemc corporate environmental management consultants limited. We develop and market software for use by practitioners in the fields of air dispersion modelling and environmental management and reporting. cemcSOFT also develops and implements forecasting systems and forecast display and visualization systems. cemcSOFT has developed the rapidAER modelling interface (Windows) to the AERMOD model speeding up the modelling throughput for large projects by factors of several hundred when compared to the US EPA version.