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Isa Certified Tree Worker

Isa Certified Tree Worker

The International Society of Arboriculture (ISA) is the worlds biggest group of professional arborists with over 20,000 members distributed throughout 38 “Chapters” across the 5 continents.

The ISA operates in the United Kingdom & Ireland via its UK & I Chapter. The Chapter formed in 1992 to represent the UK based professional arborist and to promote an international platform for the advancement of the science of arboriculture. Take a look at the United Kingdom & Ireland arm of the largest and most influential arboricultural organisation in the world.

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