About us

Adam Hollis

Adam Hollis

MSc Arb MICFor CENV F Arbor A

Adam is a Registered Consultant and Fellow of the Arboricultural Association and a Chartered Surveyor, with a Masters Degree in Arboriculture and 25 years’ experience of the landscape and planning industry. He works for London’s top planning consultants, architects and developers, and with local authority tree officers to achieve positive outcomes without unnecessary recourse to expensive appeals. Notwithstanding our preference for negotiated solutions, Adam has not lost at appeal yet.  As a widely recognised,  national expert on  tree valuation, he is  the UK representative to the international Plant Appraisal & Valuation Committee, inaugurated to promote worldwide standards of valuation in arboriculture.

David Gardner

David Gardner

BSc (Hons)

David is an Arboricultural Consultant of 10 years experience with a Degree in Countryside Management, Professional Diploma in Arboriculture, and National Diploma in Forestry & Arboriculture. Before joining Landmark Trees, he taught as an Arboricultural Lecturer and Higher Education Course Manager at Warwickshire College.

Gandhali Darvekar

Gandhali Darvekar

M Arch

Gandhali is an LEED AP Architect with 10 years of professional experience in London, New York and India, with a Masters in Environmental Architecture and a Certificate in Construction Project Management. Gandhali has won national design competitions for Eco Designs and has published a number of papers on the subject.

James Bell

James Bell

MSc BSc (Hons)

James is an Arboricultural Consultant of 10 years experience with a Masters Degree in Environmental Technology from Imperial College and a first degree in Zoology at St Mary’s College University of London. His arboricultural qualifications include the Arboricultural Association Technical Certificate and LANTRA Professional Tree Inspection. He’s getting a little old & grey but there’s life in the old dog yet.

Nicky Hollis

Nicky Hollis

MI Hort HND Hort

Nicky is a Garden / Landscape Designer and Horticulturalist of 20 years experience, including working as a Horticultural Lecturer at Lackham College. Nicky has worked on numerous schemes for planning in St John’s Wood, Hampstead, Highgate, Maida Vale, Kensington & Chelsea for both residential (housing and flat schemes) and corporate projects including Hamilton Terrace and The Bishops Avenue.