Shaun Kenny has been working with Sydney Water for over 20 years and is an integral part of the air quality and air monitoring (AQAM) group. Shaun monitors odour contaminants, as well as other contaminants in sewer related foul air, across all of Sydney Water's catchments. Ari Shammay leads the air quality and odour group within Stantec across Australia and New Zealand. He has investigated odour issues across some of the region's largest wastewater networks and treatment plants.