2021 TSS Executive Committee

We acknowledge the leadership and energy that all of our executive committee members give to The Sustainability Society’s network and activities.

Alan Brent

Professor Alan Brent is the Chair in Sustainable Energy Systems at Victoria University. Since 1995 he consulted to a variety of industry and public sectors in a number of countries in the fields of environmental engineering and management. His research focus now revolves around sustainable technology management, with an emphasis on the energy sector.

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Warner Brunton (Co-Chair)

Warner is Technical Director responsible for Mott MacDonald’s Sustainability and Building Services team in New Zealand, and specialises in integrated environmental sustainability for the built environment. He has a particular interest in close collaboration with clients, architects, consultants and project stakeholders to enhance whole of life sustainability outcomes based on proven and pragmatic solutions.

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Ed Clayton 

Ed is a Senior Scientist at Mote Ltd and an experienced field hydrologist and environmental scientist working across public and private sectors. My work has included installing and operating remote monitoring networks, investigating urban freshwater contaminant generation, transport and fate, compliance assessments and project management. He is currently working towards my PhD looking at citizen science and community data generation of time-series catchment hydrological information, the use of such data in validating and enhancing institutional models, and how enabling communities to monitor freshwater systems can enhance connection to environments and sense of place.

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Monique Cornish (Co-Chair)





Monique is a recognised leader in built environment and infrastructure sustainability and has experience working across the built-environment value chain, from policy, to procurement, design, construction and operation. Monique specialises in linking sustainability and resilience measures to core business strategy and policy, and measuring the broader costs and benefits of outcomes.

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Stu Farrant





Stu Farrant is the Water Sensitive Design Lead at Morphum Environmmental. He is an ecological engineer who specialises in the water aspects of ecologically sustainable development, particularly integrated urban water cycle management and water sensitive urban design (WSUD), and he has extensive skills and experience in the planning, design and implementation of innovative and practical water management projects.

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Matt Harris





A Chartered Professional Engineer (Structural and Civil), Matt is the South Island Business Manager for Babbage Consultants, based in Christchurch, a board member of Engineering New Zealand and Otago/Southland Chair for ACE New Zealand. Matt is an internationally experienced chartered professional engineer and strategic leader with over 25yrs experience, including Smart City and sustainable infrastructure projects.

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Kat McDonald


Kat is currently the Sustainability Manager at Lion focussed on supporting the organisation’s sustainability efforts in New Zealand and overseas around three sustainability pillars focus around responsible consumption, ethical and environmental production and building strong and inclusive communities.

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Cam Perkins

Cam Perkins is Director of Urban Pirates. His personal and professional focus is facilitating positive change in the public realm, regenerating places that will leave a positive legacy for future generations. Cam has extensive experience leading and coordinating multidisciplinary design teams on complex public realm, integrated tourism and strategic renewal projects throughout Australia, the Pacific, the Middle East, Northern Africa and the UK.

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Denise Richter





Denise is a Water Engineer at Tonkin & Taylor and Cofounder of Sunny Sundays. She is passionate about sustainability, creating future-proof community outcomes, and tackling climate change with the help of innovation.

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Dalong Ye-Lee

Dalong is a Mechanical Engineer at Downer New Zealand currently based at Link Alliance delivering Auckland’s City Rail Link. He is also an independent freelance Creative Director and a connective thought leader of sustainability between daily living and industry.

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TSS Committee 2020/21 nomination form
AGM rules (31 KB PDF)
The Sustainability Society’s Charter (49 KB PDF)

General enquiries should be directed to the Society’s Secretariat