Jonathan Terry MICFor CEnv

I am a Chartered Forester, Chartered Environmentalist and Chartered Surveyor providing consultancy services in forest and woodland management as well as arboriculture services through my company, Sylvan Resources Limited. The services I offer include managing and valuing woodlands and natural capital, providing expert witness opinions and reports, shadow appraisals, tree surveys for planning and development […]

Mark Nankervis MICFor

I have been a professional arborist since 1997. I have extensive experience in a wide range of tree related issues. I aim to provide a positive, helpful service looking to resolve tree issues in a tailored pragmatic way. Tree and development reports and advice particularly in relation to BS5837 are a specialism. I undertake many […]

Nik Pearson MICFor

20 years’ consultancy experience, including: tree surveys on small and large-scale sites in the private, public and commercial sectors both for planning and/or tree safety reasons. preparation of tree location plans; constraint plans and protection plans in AutoCAD suitable for submission with planning applications and also preparation of arboricultural implications assessments and design arboricultural method […]

Paul Cleaver MICFor

A consultancy practice providing advice on all aspects of arboriculture.  In addition to being a Registered Consultant of the Institute of Chartered Foresters, Paul Cleaver (Director and Principal Consultant) is also a Registered Consultant of the Arboricultural Association.  Paul specialises in tree risk management, Resistograph decay detection and timber strength analysis and trees in relation to […]

Alastair Durkin MICFor

Alastair is a Chartered Arboriculturist and Fellow of the Arboricultural Association. He has over 20 years of experience within the arboricultural sector. ​Alastair specialises in the provision of bespoke arboricultural advice in relation to planning and building development (BS5837), through the initial identification of tree constraints, into the design, planning and construction processes. With considerable […]

Alex Needs MICFor

Alex Needs MICFor MArborA RCArborA is a Principal Arboricultural Consultant at Treework Environmental Practice. He has a wealth of knowledge and experience having worked as the Senior Tree Officer at Elmbridge Borough Council and as a consultant, managing projects in both the public and private sectors. He is a highly-skilled consultant with experience spanning across […]

Sebastian Onslow MICFor

Urban Environmental Consultancy Director Sebastian Onslow MICFor is a Chartered Arboriculturist with over a decade of experience in professional arboriculture. Sebastian has provided consultancy services to support a vast range of planning applications from residential extensions through to strategic master planning. Sebastian has delivered large-scale tree risk management contracts for Local Planning Authorities, Housing Associations, […]

Mark Wadey MICFor

With a keen interest in the protection and enhancement of our environment, Mark has dedicated over 30 years of his working life to the tree profession. Having acquired a wealth of experience working with other high-level professionals, he has a mature technical understanding of the industry and the ability to adopt a modern and practical […]

Patrick Porteous MICFor

With over 25 years’ experience in forestry and land management, I have specialised in the marketing of commercial forestry assets, from single forest sales to large portfolios amounting to over £500 Million in value. Assessing market value and advising on the most effective way to optimise your return on investment. Through Landfor Chartered Land & […]

David Challice MICFor

I have practised in the tree industry since 1982 and have a very good practical and technical knowledge-base. This enables me to come up with simple compliant solutions to most arboricultural issues. My areas of expertise cover planning; tree risk; and tree health and disease diagnostics, including soil reports and compaction tests.