Sustaining Members are the foundation of our industry - organisations operating nationally that bring a wealth of experience and perspective.

Each Stormwater Australia Sustaining Member has Sustaining Representatives that are attached to one or more State Associations (SIAs).

Organisations with a national reach may be interested in Sustaining Membership.


Stormwater Australia's current Sustaining Members are:


AECOM Australia
AECOM Australia
"At AECOM, we believe infrastructure creates opportunity for everyone – uplifting communities, improving access and sustaining our planet."


Alluvium Australia
"We support governments and businesses to solve complex issues associated with the natural and built environment."


"At Arup we see water in context. From water infrastructure to advising on natural catchments, we consider commercial, economic, environmental and social implications."


Aurecon Group Pty Ltd
"We are bringing ideas to life. Aurecon is an engineering, design and advisory company, but not as you know it. We've re-imagined engineering."


Australian Tanks Qld Pty Ltd
Australian Tanks
"Water and wastewater tank specialists. We design and manufacture prefabricated concrete tank systems that prioritise quick installation to improve your efficiencies on site."


Bligh Tanner
Bligh Tanner
"Bligh Tanner is a structural, façade, civil, environmental and water engineering consultancy distinguished by its high level of expertise, personalised service and reputation for delivering innovation on all projects."


Drapper Environmental Consultants
Drapper Environmental Consultants 180
"Providing solutions to your environmental challenges in the areas of water, stormwater, wastewater and environmental impact."


"Combining creativity, curiosity and applied research, E2Designlab is a passionate group of specialists in engineering, urban design and ecology working together to enable the creation of thriving and sustainable places through integrated management of water."


"Enviropod is the leading stormwater gully pit basket provider in Australia meeting water quality requirements."


"An employee-owned company with a stated vision and a determination to address humanity’s most urgent needs: to ensure water, energy and urbanisation are made sustainable for generations to come."


GRAF Australia Pty Ltd 
"Pure, clean water is one of the essential things in life, and this is behind GRAF Australia’s ethos. GRAF develops, manufactures, and markets an extensive range of products for water management. We provide solutions to Australia’s challenges, such as protecting watercourses, treating wastewater, and preventing stormwater flooding, with our patent and multi-award-winning quality products. It is simple 'it’s in our DNA’ we strive to help our clients, design and deliver high-quality solutions to the issues of water management."


Humes Stormwater Solutions
Humes Stormwater solutions
"Humes has a long history of working closely with designers, project developers, and authorities to provide custom-designed stormwater solutions for today's complex project challenges."


Kellogg Brown & Root Pty Ltd (KBR)
"Though it covers more than 70% of the Earth’s surface, water is still an extremely valuable commodity. KBR ensures access for populations all over the world through critical infrastructure solutions."


Kingspan Water & Energy
Kingspan Australia
"Market-leading provider of rainwater harvesting, water storage and wastewater solutions across residential, commercial and rural applications. Kingspan products feature in many of the most sustainable projects in Australia"


Protector Australia
Protector Australia
"Here at Protector, we strive to protect our environment and are working towards a cleaner future. The Protector product range is known for its innovative designs and 3rd party tested stormwater treatment systems, including Class 1 oil separators, gross pollutant traps and secondary filtration for the removal of dissolved and colloidal phosphorus, nitrates, TSS, heavy metals and organics.."


SPEL Stormwater
SPEL Joy in Water Logo 180
"SPEL specialises in stormwater and wastewater quality improvement, with a range of systems and engineered products. Creating Joy in water since 1975."


Urban Asset Solutions
Urban Asset Solutions
"Stormwater Treatment, Management and Maintenance Services. Quality Services that sustain and enhance the environment in which we live & the communities in which we operate."


Water Technology
Water Technology
"Water, Coastal & Environmental Solutions. Water Technology provides expert insight and practical solutions for surface water, groundwater, coastal and environmental challenges."