Barrell & Cashman on the Laman St figs

Jeremy Barrell, UK based eminent arborist is a sought-after keynote speaker who presented on risk and legal liability at the ISA international conference in Sydney 23rd-27th July "Trees Downunder" and has authored numerous papers and articles on tree management. He designed the SULE and TreeAZ methods of tree assessment, which are used around the world in construction site management.

David Cashman, also presented at the ISA International conference. His focus for the conference is on tree roots in London's built environment and working with and around them. He has worked in local government and commercial tree management for 30 years. David has delivered training workshops in the United Kingdom, New Zealand, and the United States, and is an accredited Cardiff University Expert Witness.

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Education

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• trees