David is a chemical engineer specialising in the planning, design and optimisation of wastewater and recycled water treatment plants. He has delivered process designs and technical leadership for Australian biological nutrient removal (BNR) systems with a combined treatment capacity of well over 1,500,000 EP.
David runs Tyr Group, an engineering consultancy specialising in process design for municipal wastewater treatment, biosolids management and advanced recycled water production. Since its founding in 2006, Tyr Group has delivered over 100 wastewater planning and design projects throughout eastern Australia. Prior to that, David worked in an international consultancy and a large -scale water authority. Outside of BNR, David’s papers on advanced biosolids treatment, pathogen removal for water recycling, and carbon accounting reflect his passion for wastewater’s value as a resource.
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