Qualifications and Credentials

Director and Principle of Crown Tree Consultancy Ltd

Qualifications and credentials of arborist and consultant Ivan Button N.C.H (Arb), FDSc (Arb), BSc (Hons), P.G.C.E., M. Arbor. A.


Ivan is the director and principal consultant of Crown Tree Consultants Ltd, which he established in January 2008, after 12 years working within the arboricultural and landscaping industries, both on a contractual level and as a consultant.

Prior to this Ivan worked in the construction industry. Throughout 2009 Ivan acted as Tree Officer for Barnsley Metropolitan Borough Council.

Crown Tree Consultancy Ltd operate throughout the UK and are proud to offer their consultancy services to householders as well as small businesses and multi‐national organisations.


  • In 1989 Ivan obtained a BSc (Hons) at Leeds University followed by a P.G.C.E at The University of Wales.
  • In 1996 Ivan obtained a NCH (Arboriculture) at the University of Lincoln and became a member of the Arboricultural Association. He then trained as an Arboricultural Consultant before establishing a tree surgery & landscaping business in 1998.
  • From 2005 – 2007 he worked for an Arboricultural Association approved consultancy and adopted a senior role responsible for five consultants.
  • Ivan has produced numerous arboricultural reports for the purposes of development, safety, management, mortgage, subsidence, mitigation and litigation.
  • He is accredited as a LANTRA Professional Tree Inspector. A qualification recognised as appropriate for all levels of tree inspection.
  • He obtained a foundation degree in arboriculture at the University of Lancashire, which he passed with distinction.
  • He has undertaken professional expert witness training.

Professional Membership

Ivan is a professional member of:

  • The Arboricultural Association
  • The International Society of Arboriculture
  • The Consulting Arborist Society



Crown Tree Consultancy Ltd carries:

  • £5 Million Professional Indemnity cover
  • £5 Million Public Liability cover
  • £10 Million Employer Liability cover.

Proof of cover is available upon request.

If you have any queries or questions relating to any of our qualifications and credentials, please do not hesitate to get in touch by calling 08000 141330 or via a contact form on our contact page.

"Excellent company to work with. Ivan was very professional and detailed in his survey, giving helpful recommendations and insight in to what would be needed in the Arboricultural Tree Impact report. Emma was very helpful and fast to respond with the report that we need for a planning application. The report was excellent and very detail. Would definitely recommend and work with them again. 10/10 guys."

Kevin Walker, 15/1/18, Submitted to Google

"Very professional company and Emma Hoyle was very knowledgeable. We received regular updates without prompting which appears to be very rare nowadays. Would recommend them without hesitation. With their help we also obtained the result we were looking for with regard to our tree enquiry which is always a bonus. Great!"

Alan Rathbone, 01/08/18, Submitted to Google

"I have been extremely pleased working with Crown Trees. Emma Hoyle was my consultant and I have to say she is major asset to their business, an absolute joy to work with, quick and reliable. I definitely will be using Crown Trees in the future."

Core Gym, 20/02/18, Submitted to Google






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