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Trade Exhibition & Australian Tree Climbing Championship Alice Springs Convention Centre 18 – 21 May 2019

2019 will see us venture into the outback of Alice Springs with its stunning sunsets, unique flora and fauna and glorious mountain ranges.

Urban Presenter Highlights

Lyndal Plant

The Life and Death of the Australian Leafy Street


Dr. Lyndal Plant is an urban forester who has worked in local government policy and strategic planning for urban trees, including many years with Brisbane City Council. A Churchill Fellow, member of TREENET management committee and now a published researcher and consultant, Lyndal have helped advance urban forest evidence gathering techniques and make stronger business cases for investment in green infrastructure. Lyndal now focuses on policy development/review and cutting-edge urban forest initiatives. She sees the forest, not just the trees – helps plan and monitor outcomes, not just outputs and is committed to a greener, cooler neighborhoods for all.

Kelly Hertzog

Updating the Tree Valuation Method


Kelly is an Urban Forester at the City of Melbourne, a role which includes strategic work and delivery of research and programs. As a social scientist, Kelly’s focus is the interactions between people and nature, and creating thriving urban ecosystems. Kelly specialises in community and stakeholder engagement, working to develop and implement the City’s Urban Forest Strategy. Kelly leads Melbourne’s Citizen Forester Program and the Urban Forest Fund. Kelly also plays a key role in the city’s urban forest data analysis and monitoring key forest health metrics, such as canopy mapping.

In previous roles at the City of Melbourne and Melbourne Water, Kelly’s work has also focused on Water Sensitive Urban Design and green roofs, walls and facades.

Nigel Tapper

Building Cooler, Healthier Global Cities as Critical Adaptation to Climate Change


Dr. Nigel Tapper holds a Personal Chair in Environmental Science (as a climate science specialist) within the School of Earth, Atmosphere and Environment at Monash University where he currently leads the Applied Climate Research Group. Nigel Co-Led Program B (Water Sensitive Urbanism) until 2017 and is a key researcher in the Cooperative Research Centre for Water Sensitive Cities. Outside the University Nigel has contributed strongly to the work of the Intergovernmental Panel on Climate Change where he is a Lead Author of Working Group II, Impacts, Mitigation and Adaptation. He serves in the World Meteorological Organisation as a member of the Terrestrial Observation Panel on Climate and associated task forces. He is President of the International Association of Urban Climate. Nigel has published seven books, 15 book chapters and more than 200 refereed research publications, and has supervised >45 Ph.D. students, in an academic and research career spanning 35 years. Nigel’s work has been cited >5,500 times and he has an h-index of 40.

He co-authored the classic text on Australasian climate – The Weather and Climate of Australia and New Zealand. Key research in recent years has been in the area of weather and climate impacts, including on fire, urban environments and human health-climate interactions. A strong climate change adaptation theme has emerged in his research, especially in relation to urban environments and human health. Nigel has a particularly strong track record in delivering industry-relevant research.

Peter Jobson

The Blooming Desert: The Flora of Arid Central Australia – Its Diversity And Potential Uses

Career Highlights

2013:  present Senior Botanist and Curator at the Northern Territory Herbarium, Alice Springs

2008 – 2012: Working for consultancies as an identifications botanist in Western Australia during the mining boom

2001 – 2010: Casual lecturer at University of NSW

2004:  hD UTS: PhD looking at the taxonomy and biogeography of Dillwynia – one of the egg-and- bacon-pea genera.

1995 – 1996: Bio-prospector collecting species used to screen for natural drugs, Royal Botanic Gardens, Melbourne

1994: MSc James Cook Univerity, Townsville – variation in Dendrobium canaliculatum or Tea Tree Orchid

1988: Bsc (Hons) LaTrobe University – ariation in south eastern Acrotriche (native heaths)

Denise Johnstone

The Urban Visual Vitality Index (UVVI) – A Visual Assessment Method of Crown Condition in Urban Trees.


Dr Denise Johnstone has been a lecturer in arboriculture and urban forestry for over 20 years, but began her career win arboriculture as a contract tree climber. She has competed in the Australian Tree Climbing Championships and was Vice-President of the Arboricultural Association of Australia for two years. She has presented frequently at ISA international and publishes most of her research work in urban forestry and arboricultural journals. Her research questions are driven by arboriculture industry needs such as; how can we keep trees healthy? And indirectly such as; how do trees work? How do trees interact with humans?

Greg Moore

Minimising the hazard and risks that may arise from the development of lignotuber us and epicormic shoots: lessons from a study of Eucalyptus obliqua L’Herit


Greg Moore, Senior Research Associate, University of Melbourne, Burnley, was Principal of Burnley (1988-2007) and Head of the School of Resource Management (2002-007). Interested in plant science and ecology, Greg specializes in arboriculture. He was inaugural president of ISAAC, and has been a member of the National Trust’s Register of Significant Trees since 1988 and chair since 1996. On the Board of Greening Australia (1988-2012), Trust For Nature (2009-2017) and Sustainable Gardening Australia, he has chaired TREENET since 2005. He has written two books, five book chapters and 180 scientific papers and articles. He was awarded an OAM for services to the environment, particularly arboriculture.

Janet Mc Donald

A root and branch approach to forest biosecurity: the importance of arborists as early detectors.


Janet McDonald has been working with the Department of Agriculture, Forest Health Surveillance (FHS) team since 1998 conducting pests and disease surveys in forestry plantations throughout Queensland. She was part of team of researchers who set up FHS systems in the South Pacific Islands and most recently in south east Asia. She is responsible for establishing FHS systems in the sandalwood plantations in the Ord River Irrigation Area near Kununurra WA. Janet has twenty years of experience conducting pest and disease surveys and collecting samples in the field.

She has recently been conducting workshops with the QAA and councils focusing on forest pests and diseases, nutritional disorders and forest biosecurity.

Melissa Mcmanus

The North Sydney Council Experience – Tracking canopy change over 20 years, the ups, the downs and taking a new approach


10 years in landscape maintenance, construction and nursery production in both government and private sectors. She then taught at TAFE before joining North Sydney Council where she has been for over 20 years.

At North Sydney, a small, affluent, waterfront LGA in the heart of Sydney, Melissa spent 5 years as Tree Preservation officer before moving into a strategic planning role where she has overseen the development of Council’s highly regarded Street Tree Strategy and Urban Forest Strategy.
She has recently been conducting workshops with the QAA and councils focusing on forest pests and diseases, nutritional disorders and forest biosecurity.

Ian Leahy

Vibrant Cities Lab || Tree Equity: Career Pathways


Ian Leahy has overseen American Forests’ urban forestry program since 2014. Based in Washington, DC, he has developed a Community ReLeaf program that helps cities across the United States build capacity for managing and growing their urban forests through a comprehensive change model. This includes data analysis, planning, advocacy, innovative financing, and restoration projects.

Community ReLeaf has won multiple awards, most recently a Climate Leadership Award for Innovative Partnerships. Ian has also led initiatives to advance the urban forestry movement in general, including the Vibrant Cities Lab (, Tree Equity: Career Pathways, and new tools to advance climate mitigation and public health.

Prior to American Forests, Ian served as the State Urban and Community Forestry Coordinator for the District of Columbia and managed his own landscape design and installation business. He studied natural resources management at Cornell University.

May Carter

Saving our cities, one tree at a time


May has academic qualifications in leisure sciences, social science and environmental management. She has worked as a lecturer and researcher with several universities and as a consultant for government agencies and not-for-profit community and environmental organisations. May’s research, publications, national and international presentations cover topics relating to planning, design and management of parks and urban green space; protected area management; outdoor recreation and tourism; health promotion; and community development through engagement in planning and decision making. May currently works in cross-agency policy and research for the Western Australian state government.

Ian Mcalister

Building a Tree Planting Framework for Urban Resilience


Ian McAlister, Manager Recreation and Open Space, Dubbo Regional Council Ian has worked in the local government sphere for the past 30 years and currently holds the position of Manager Recreation and Open Space at Dubbo Regional Council.

As a strong advocate for the need of a connected park network to promote human health and well-being Ian has consistently pushed the discussion on the need for long term planning for the integration of Green and Grey Infrastructure to achieve intergeneration benefits to the Dubbo community. This has included the acceptance of the Stockholm Tree Planting methodology which is providing a dramatic transformation in the planting of trees within the hierarchy of the urban road system.

Ian has qualifications in Amenity Horticulture, Parks Recreational and Heritage and Natural Resource Management and has been undertaking additional study through the University of Melbourne in the area of Green Infrastructure.

David Cashman

Trees and development; bridging the gap between design and construction || Managing large roots within the excavation envelope


Dave Cashman is an Associate Director and Principal Consultant with Barrell Tree Consultancy (BTC), one of the UK’s most successful Arboricultural Practices, working primarily in the planning and legal sectors ( He is part of a team of 14 people, specialising in assessing trees on development sites and project managing their protection through to occupation.

Dave has worked with trees for 40 years, starting his career with the London Borough of Sutton, first as a climbing arborist and then as a tree officer. In 2003, after 15 years in local government, he joined BTC, bringing his wealth of public sector planning expertise into the professional consultancy arena. Dave is accomplished international speaker having delivered conference presentations and workshops in the UK, Sweden, USA, Australia, Singapore, and New Zealand.

Mark Hartley

Accidental Tree Failures


Mark Hartley is a second-generation arborist whose career spans over three decades. Mark has studied widely in Australia and the United States. His reputation and expertise in tree transplanting have taken him to 7 countries in 3 different continents. His expertise with palms resulted in him providing consultancy services in the UAE to the Royal Family.

Mark has given evidence as an expert witness in the Local, District, Land and Environment, and Supreme courts of NSW and has served as a court appointed expert for the Land and Environment Court of NSW.

Tom Vassallo

Arboriculture Qualification Review


Tom has many years’ experience in vocational education and training human resources and retail management, including secondary school teaching, learning and development consulting, delivery and assessment of Certificate IV Training and Assessment, developing training and assessment resources and managing training package projects. Tom’s roles prior to joining Skills Impact included Training Package Project Manager with the Construction and Property Services Industry Skills Council, Training Programs Manager with the Master Builders Association of Victoria and Curriculum Maintenance Manager – Building Services for Victoria. He holds a Bachelor of Arts, Diploma in Education, Certificate IV in Training and Assessment, Diploma of Management and a Diploma of Training and Assessment. Register Now:

Utility Presenter Highlights

Stacie Grassano & Jeff Filip

A practical approach to risk driven Vegetation Management || Stacie Grassano – GM Technology and Operations, Intelfuse


Stacie is Co-Founder and General Manager Technology and Operations at Intelfuse and has fifteen years’ experience in the geospatial, LiDAR and tree care industry and is an ISA Certified Utility Arborist PD-1435AU. Stacie holds a Master of Science degree in Plant and Soil Science specialising in Entomology. She has worked in the Environmental, Research, IT and Electricity Utility Sectors and is a certified Project Management Professional with the PMI.

Stacie has served as Project Director for major IT and LiDAR development and delivery projects in North America and Asia Pacific, including major Remote Sensing Electricity Transmission and Distribution Projects. Stacie’s core focus is the development and implementation of innovative LiDAR processing technology that greatly advances analytics for vegetation and asset management programs.

Jeff Filip – GM Strategy Development, Intelfuse

Jeff joined the Australian Power Sector during the mid-80s when utilities were dealing with bushfires caused by vegetation in contract with lines. Jeff played a key role in implementing bushfire policy at a regional level and has held senior management, strategy and technology development roles in both the public and private sector. He heads up Risk Solution Strategy at Intelfuse and is involved in development of new service offerings around LiDAR automation and technology. Jeff holds an Associate Diploma in Electrical Engineering, Master’s Degree in Business Management and an MBA in Entrepreneurship.

Stephen Martin

Right of Way Management – Insights from the International Symposium, Denver


Stephen is actively involved in knowledge sharing, which is demonstrated through his involvement in various industry bodies, such as the Energy Network Association Vegetation Management Working Group.

Stephen Martin is currently Land Strategist for Powerlink Queensland, which includes setting policy, monitoring performance, liaising with stakeholders and identifying efficiencies during a period of significant industry change.

In 2018, Stephen realised a career goal and presented two papers at the International Right of Symposium in Denver, Colorado. Stephen will share the learnings and experience from the Symposium at the Arboriculture Australia Annual Conference.

James Urbanowsky

Reliability Based Vegetation Management Strategies in the US and Canada. || Future Directions on Vegetation Management Practises and Strategies in the US and Canada.


James has been working for NB Power for the past 18 years, starting as Distribution Vegetation Field Operations Manager, with a 25,000km distribution network.

James is currently Senior Engineer T&D Vegetation Asset Management, responsible for T-veg NERC compliance, T&D vegetation annual plans, integrating LiDAR into program planning, and new process development.

As well, James is on several industry working committees, including CEATI, NATF and the US-UAA, benchmarking utility vegetation programs, leveraging GIS for vegetation management, applying linear programming for optimization, and defining strategies for improved reliability-based vegetation management. James is a Professional Engineer, Professional Forester, former certified gas pipeline inspector and ROW Agent, current ISA Certified Arborist / Utility Specialist, and Past President of ISA Atlantic.

Randal Miller

Reliability-based Vegetation Management || An Overview of Utility || The Utility Specialist Certification Guide


Randall H. Miller joined CNUC as the Director of Research, Development and Industry Intelligence in May 2017 and currently maintains and cultivates a knowledge of UVM practices, regulations, trends, budgets, utility assets, arboriculture, ecology, technology and other subject areas. Randall performs formal benchmark and attribute comparisons across regions, company types, and programs dedicated to UVM. Prior to joining CNUC, he worked at PacifiCorp for more than 23 years , including nearly six years as an area forester, 18 years as system forester, and retiring from the company as the director of vegetation management. As PacifiCorp’s VM director, Randall developed comprehensive specifications based on industry practices, and managed thousands of overhead distribution and transmission lines for the utility. He served on ACRT’s Board of Directors from 2009-2015.

Miller holds a bachelor of science degree in horticulture from the University of Wisconsin-Madison and a master’s degree in urban forestry from the University of Wisconsin-Stevens Point. He is an ISA Board Certified Master Arborist and an ISA Certified Utility Specialist (IL-0225 BU). He has been Chair of the TREE Fund Board of Trustees, President of the Utility Arborist Association, twice Chair of the Edison Electric Institute Vegetation Management Task Force, President of the Oregon Community Forest Council (now Oregon Community Trees), and editor of the ISA Rocky Mountain Chapter newsletter. He has served on the ISA Certification Test Committee and on the Editorial Board of the Journal of Arboriculture and Urban Forestry. Randall is recipient of the 2005 ISA RW Harris Author’s Citation and has the ISA Integrated Vegetation Management Best Management Practices and, with Geoff Kempter, the upcoming Utility Specialist Certification Study Guide among his credits. He speaks widely on arboriculture topics.

Randall H. Miller holds an MS in Urban Forestry from the University of Wisconsin-Stevens Point. He is an ISA Board Certified Master Arborist® and Utility Specialist™ He has been director of research and development at CNUC since retiring as director of vegetation management after 23 years at PacifiCorp in May 2017. He writes and speaks widely on arboriculture topics and is co-author with Geoff Kemper of the revised utility specialist study guide.

Daniel Heyburn

Keeping Our People Safe – Drop Zones And Exclusion Zones


Passionate about both Arboriculture and Health and Safety, Daniel has 25 years of broad industry experience spanning Horticulture, Arboriculture, Workplace Health and Safety, Environment, Rehabilitation, Disaster Response, Training and Consulting practices. Supporting multiple states of Australia, Daniel joined ETS Vegetation Management in 2001 and has championed building ETS’s first training database, a combined training and audit database and an electronic integrated Safety Management System.

In his role of National Safety Environment Quality and Systems Manager, Daniel is responsible for seven state and divisional Safety Committees, driving HS&E initiatives across business, and is building a culture of safety and continuous improvement.

Shane Brunker, Sophie Davison & Scott Mckenzie

Understanding the past, present and future clearance requirements


Shane Brunker – Technical Director, NM Group

Shane oversees the development of new products and services with our R&D branch and leads on the implementation of new equipment and systems. Shane has been with NM Group for 7 years and previously managed our field operations and processing/engineering teams. His background is the geospatial and remote sensing sciences, having earlier worked on the spatial and land information side of government.

Sophie Davison

Product Manager, NM Group


Sophie is currently a product manager at NM Group, focusing on innovating their geospatial vegetation management solutions, and previously spent the best part of the last 8 years working in and researching forest environments. Sophie shares academic and industry experience in using LiDAR and other Remote Sensing technologies to model and visualise these complex natural systems, having spent time working at both academic institutions and in the geospatial industry.

Scott McKenzie

Vegetation Manager, Endeavour Energy

Three decades of studying Australian native vegetation, Scott McKenzie has developed, managed, and taught a range of conservation/risk-based programs throughout Australia. Specialising in NSW environmental legislation and risk-based modelling, Scott has co- authored a range of documents including Endeavour Energy’s vegetation control manual, hazard tree identification course and has been a technical reviewer for the industry safety standards (NSW) including bushfire risk mitigation. In 2018 Scott collaborated with a team to develop a risk-based model assessing growth rates and hazard trees to optimise vegetation maintenance performance cycles using LiDAR technology.

Alexandra Lewis

Working with our stakeholders to deliver improvements and reduce our vegetation clearance requirements


Alexandra Lewis joined SA Power Networks in September 2013 within the Strategic Asset Management team which is responsible for the long-term and high-level management decisions relating to the electrical assets.

Since joining SA Power Networks she has been instrumental in the preparation of a long-term plan for vegetation management near powerlines, in close consultation with Local Government and key stakeholders, which aims to reduce the need for tree trimming over time and improve how we manage vegetation near powerlines.

Alex has a Masters in Environmental Planning and has worked for the past 20 years in a range of stakeholder engagement and environmental planning and assessment positions across state and local government and the private sector. Alex has extensive experience in stakeholder and community engagement.

Oxana Dankova

Global vegetation management practices – Pathway to 4.0


Oxana Dankova is a Partner and Managing Director in BCG’s Energy practice, based in Sydney.

Oxana is a core member of BCG’s global Network Transformation Services team and since 2006 has worked with multiple BCG Energy clients in Russia, Europe, North America and Middle East prior to transferring to Australia in 2015.

In Australia, she has been supporting several NEM DNSPs in end-to-end network operations improvement, process redesign and digitisation, advanced asset management capability build, and vegetation management.

Oxana holds an MA in Economics and a PhD from the Central Economics and Mathematics Institute of the Russian Academy of Science

Heath Frenwin

Six impacts of Distributed Energy on Utility Vegetation Management


Heath Frewin is Manager Strategy – Vegetation at Essential Energy, having recently joined the organisation in February 2019. He has been acquired by Essential Energy to provide strategic direction and leadership in the development, implementation and monitoring of strategies and risks relating to the vegetation clearance/corridor asset class.

Heath is a passionate advocate for true risk-based and asset management-structured approaches to utility vegetation management. Previous employment has included time as Head of Distribution with the leading national electricity and gas utility lobby, Energy Networks Australia (ENA), where he was an integral part of influencing the existing and future technical regulatory environment for utilities.