AGIN, as a company limited by guarantee and registered charity, operates with an elected Board of Directors consisting of a President, Deputy President, Secretary, Treasurer, and three additional Directors that meet formally each month. To ensure effective governance, the Board has adopted the Australian Institute of Company Directors Not-for-Profit Governance Principles. Our Strategic Plan covers a four-year period and is reviewed every two years to ensure it still reflects the direction and priorities of the organisation. Our Action Plan is assessed annually and reported on at our Annual General Meeting.
Supporting our governance structure is a professional Management Team that oversees daily operations, member engagement, communications, policy development, educational initiatives, and strategic partnerships to advance green infrastructure across Australasia.
Professor of Urban Management and Planning. Sebastian works in the Urban Transformations Research Centre at Western Sydney University. His multidisciplinary research investigates how climate-responsive planning and design can reduce the impacts of heat on humans and settlements. His work informs policy change and leads to improvements in urban and building design. Sebastian's projects won multiple awards for innovation in technology, sustainability and science communication. He helped writing the Standards Australia Handbook 214:2023 “Urban Green Infrastructure – Planning and Decision Framework” and created the microcredential “Basics of Urban Cooling”. Sebastian sees green infrastructure as a critical component in adapting cities to climate change.
With extensive experience in sustainability strategy and community engagement, Belinda is a champion for creating greener, healthier urban environments. Belinda has her Masters in Sustainable Development and collaborates with stakeholders across sectors to drive impactful projects that benefit both the community and the ecosystem.
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Heather is an urban forestry practitioner with experience in strategy, planning, and community engagement across local government and the not-for-profit sector. Through her consultancy She Plants Cities, she builds capacity for organisations to deliver impactful, community-led greening initiatives that strengthen urban resilience. She also contributes to place-based projects through volunteer roles in Western Australia, including with Millennium Kids, WA Loves Nature, and the Town of Victoria Park’s community-led urban forest movement.
Warwick is an experienced landscape architect and green infrastructure professional with more than 25 years of experience working on some of Australia's largest green infrastructure projects. He is technical, design quality and sustainability lead at ASPECT Studios and has a passion and commitment for the increased benefits that Green Infrastructure must play in our urban environments.
Dr Jen Witheridge is an interdisciplinary urban forest planner with expertise in urban greening and open space policy, planning, development, and management. Working in Local Government, she integrates a background in landscape architecture and research in urban planning and sustainability transitions. Jen is passionate about facilitating collaborative, multi-sector projects, policy and processes that foster greener, healthier cities.
Dedicated project manager with a proven track record of overseeing environmental programs to ensure high stakeholder satisfaction. Holding an Environmental Science degree and a Certificate IV in Environmentally Sustainable Management and Project Management from Australian Studies, I have been recognised by Vetassess for three years of professional experience in Australia, of which six years of experience as an Environmental Manager in Colombia.
Grant Henderson brings over 20 years of expertise in commercial finance, financial control, and governance across diverse sectors including government, manufacturing, services, technology, and retail. Currently serving with the Safety, Policy, Environment and Regulation branch at Transport for NSW, Grant supports strategic financial goals and outcomes. He combines practical, hands-on experience with a passion for sustainable causes in his role with AGIN.
Gail is well known in the urban greening sector in Australia and has extensive experience in green infrastructure policy including; authoring the award winning Growing Green Guide, the Roadmap for greener cities, developing multiple strategic plans and policy, the Melbourne Green Factor tool and convening Canopy - Melbourne’s Green roof forum.
Cassandra is a marketing professional with over 10 years’ experience delivering acquisition, brand, and cause-related campaigns that cut through the clutter and drive real results. She develops clear, compelling narratives that build meaningful connections between brands and their audiences. Her diverse experience spans education, non-profit, financial services, and insurance sectors, having worked with organisations including RMIT University, Foodbank, The Salvation Army, National Australia Bank, and AIA Australia. Recently completing a Diploma in Sustainable Practice, Cassandra is expanding her expertise to integrate responsible marketing approaches. She is known for creative problem-solving, strategic thinking, and consistently delivering work that makes a tangible difference.
Luli is an architect with an engineering mindset and a passion for integrating nature into urban development. Through her business, Urban Bioma, she focuses on practical greening strategies that balance design, functionality, and compliance, specialising in turning renders into real-world applications. She values collaboration and draws on strong industry and academic connections to drive innovation and results.
Pam Navarro brings a fresh perspective to sustainability practice, backed by over 20 years of professional administrative experience across legal, accounting, immigration, and local government sectors. Committed to lifelong learning, she is dedicated to advancing environmental stewardship and sustainable innovation in response to complex global challenges. With a strong foundation in environmental governance and systems thinking, Pam excels in delivering impactful sustainability initiatives while fostering strategic member engagement.
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Harrison is an enthusiastic sustainability practitioner and systems thinker with an eye for detail. He holds a Sustainability Excellence Associate credential with the International Society of Sustainability Professionals and has a passion for economic, social and environmental leadership. He has extensive experience in event management. Harrison is excited to work alongside the team and is determined to help create greener, healthier urban environments with AGIN.
Liliana is a strategic planning and research leader with over 15 years of experience delivering environmental design projects across government, consultancy, and international sectors. Her expertise spans multidisciplinary team leadership, stakeholder relationship management, innovation commercialisation and translating research findings into practical policy and design applications. As a social scientist and urban planner, she is passionate about fostering evidence-based approaches to sustainable urban development and green infrastructure excellence. Liliana is the founding director of Versitu, a research consultancy specialising in evidence-informed sustainable placemaking and strategic planning.
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Dr Lizzy Lowe is a Vice-Chancellors Research Fellow at Edith Cowan University with over 10 years’ experience as an urban ecologist and knowledge broker. Her work uses social and ecological methods to develop strategies to improve the monitoring and management of biodiversity in cities. Her current research investigates the impact of urban greening practices on biodiversity and ecosystem services. Lizzy hopes to use this work to develop evidence-based strategies for governments and communities to evaluate the impact of their efforts, and improve public engagement in urban biodiversity conservation initiatives.
Zoe is Director at The Urbanist and Associate Director of Design (Urban Planning), School of Architecture and Planning at the University of Auckland. She is also Chair of Design for Nature and developed New Zealand’s award winning Living Roof Guide (Pukapuka tataki ki te mataora tuanui).
Ben is a pioneer, educator and passionate advocate of Green Infrastructure. He established the Urban Greener consultancy in 2008, is a Churchill Fellow, and has authored and led local government strategy. Ben has been associated with RMIT, La Trobe, Swinburne TAFE and the University of Melbourne. He has also written and presented widely on Green Infrastructure best practice.
Mona Rezasoltany is a sustainability graduate with a Master of Sustainability from the University of Sydney and a background in climatology. She brings experience in ESG research, climate risk assessment, carbon accounting, and life cycle assessment (LCA), with a focus on equitable climate adaptation and sustainable infrastructure. Mona has contributed to projects with the Business Council for Sustainable Development Australia and the Association for the Battery Recycling Industry, supporting policy analysis, climate disclosure, and circular economy strategies. She is passionate about advancing resilient, low-carbon urban solutions, with a strong commitment to equity and justice in green infrastructure planning.
Nicholas has a background in business management, with a focus on project and change management as well as process design and implementation roles with multinationals. Nicholas then spent the last 15 years in the construction industry and applied this knowledge in the product and trade side of the green infrastructure industry.
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Mitchell is a horticulture and landscape design professional specialising in Green Infrastructure. He has a Bachelor of Design, a Master of Landscape Architecture, and extensive experience leading projects at Fytogreen Australia for both commercial and residential applications of Green Infrastructure.
Darren is a resilience specialist with skills in climate adaptation, bringing over fifteen year's experience in the horticulture and sustainability sectors. He has worked for government agencies and nonprofits in both climate change and environmental education and is passionate about implementing nature-based solutions to address urban challenges. With qualifications in horticulture, geography and urban planning, Darren has designed and delivered courses, facilitated international projects and developed local climate strategies.
Laura Geoghegan is a Local Government Senior Sustainability Officer based in Melbourne, Victoria. With a strong commitment to environmental justice and climate adaptation, she has been with AGIN since the beginning. She brings expertise in climate resilience, stakeholder engagement, and policy development, helping to embed sustainability into core business practices. Laura is known for her collaborative approach, analytical thinking, and passion for creating meaningful change across communities and systems.
© 2025 The Australasian Green Infrastructure Network. All rights reserved. The Australasian Green Infrastructure Network is an organisation limited by guarantee and a registered charity.