About Us

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A Reputation For Quality

Since 1956 the McArdle’s have maintained a reputation for quality, delivering industry-leading standards, superior tree knowledge and practice.

We Take Arboriculture Seriously

We provide solution-based consultancy with experience and integrity to deliver every time.

McArdle Arboricultural Consultancy offers a high level of expertise, customer service, and insurance coverage.

  • Professional AQF Level 5 Arborists

  • Member of The Tree Contractors Association of Australia (TCAA)



McArdle’s- we know trees

With 30 years of arboricultural experience

James McArdleJames McArdle

Senior Consulting Arborist and Managing Director

James initially began his arboriculture career working in the family business.

James has a Bachelor Degree of Ed/ science and further studies in horticulture and arboriculture. He has a Level 5 qualification status, which assures any council requirements.

James has over 30 years experience in the preparation of arborist reports for residential and commercial clients.

His previous employment by Hornsby Council as an Environmental Officer has provided him with extensive arboricultural knowledge and insights.

Quality reports with a strong understanding of Council requirements.

What Other Say About Us

“We were very happy with your report. It was just what we suspected!”

“Thanks for the diligence into the investigation in the report.”

“Thank you for our on-site discussion regarding our tree last Wednesday. We earnestly look forward to getting your tree report as soon as possible.”

“We consider Jim has superior analytical skills that have assisted GDS with timely approved development applications. GDS would highly recommend his services to any consultant or developer undertaking work within the parameters of land development.”

“Jim did a very thorough job of inspecting the problem tree in our backyard followed by an exhaustive report on the issues that resulted in the council accepting his recommendation.”

“Jim is very knowledgable about trees. I highly recommend his work and professional ethics.”