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Founder and Director
of Treevolution, Liam has been involved
in tree work since 1979, initially
in forestry but later as an Arboricultural
Association Approved Contractor. Previously
involved in the development of NPTC
Certificates of Competence, Liam has
more recently been Technical Author
of A Guide to Good Climbing Practice.
Author of numerous articles
and publications, Liam has been guest
speaker at several international conferences.
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Treevolution
