William Demarest

Arborist

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William Demarest

Arborist

William Demarest has been employed in the tree care industry for the last 47 years and has three decades of experience as a practicing tree surgeon and plant health care specialist. William is an ISA-certified arborist and has earned his qualification through the ISA as a Tree Risk Assessment practitioner.

William heads the company’s golf division, which oversees the arboriculture for more than a dozen prestigious courses. He also serves Emerald’s residential clients in Westchester County.

Outside of his career in arboriculture, William served four years in the U.S. Navy.

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