John Parker Chair - John Parker

John is Arboriculture & Landscape Manager at Transport for London, where he has worked since 2008. He has a BSc (Hons) Arboriculture & Urban Forestry and is a Chartered Arboriculturist as well as being a Professional Member of the Arboricultural Association.

He joined the LTOA Executive Committee in 2012 and became Chair in 2016. In recent years he has presented at numerous national and international conferences and in 2017 was named Young European Urban Forester of the Year by the European Forum on Urban Forestry.

John’s priorities as Chair are to continue to promote the urban forest and to represent the interests of the tree officers who manage it, and to build closer links with fellow professionals across the UK and internationally.

Awaiting Photo Vice-Chair - Barbara Milne
A Senior Arboricultural Officer at Westminster City Council for over 10 years, and with more than 20 years experience as an arboriculturist, Barbara has a degree in ecology, the RFS professional diploma in arboriculture, is a chartered town planner and is a member of the Royal Town Planning Institute. Current responsibilities at Westminster include all matters related to tree preservation legislation, and trees, planning and development.
Jake Tibbetts Committee Member - Jake Tibbetts
Spent 3 years at Camden as well as "stints" in Ealing and Wokingham before becoming the Arb manager at Islington in 2001. Qualifications include NCH and National Diploma in Arboriculture.
Andy Tipping Committee Member - Andy Tipping
Principal Arboricultural Officer for the LB Barnet managing a team of 3 Tree Officers. Began working with trees in early 1987 and has run a small business and worked as climber before moving into tree management for local authority in 1996. He is a Chartered Arboriculturist with ICF and a Fellow of the Royal Society of Arts (FRSA). Qualifications include Professional Diploma in Arboriculture (Level 6).
Dave Lofthouse Committee Member - Dave Lofthouse
Has been in the arboriculture business since 1974. He has been a senior tree officer at L.B Merton since 1989. Gained a National Diploma in Arboriculture and National Certificate in Horticulture from Merrist Wood during 1986 and 1989.
Oliver Stutter Committee Member - Oliver Stutter
An indigenous Londoner (Balham). Lived variously in Bolivia, Cameroon and the Solomon Islands for six years whilst studying forest ecology and later as a forestry extensionist and consultant. At Southwark since 1999 where an arboricultural services manager and now senior planner in urban forestry. HND Conservation Management. BSc (Hons). Environmental Science, MSc Forestry and its Relation to Land use. Professional member of the AA and Chartered Environmentalist.
Paul Akers Committee Member - Paul Akers
Arboricultural Manager at Westminster City Council since 1972. Manages a team of 5 professional officers covering all aspects of tree care through out Westminster . Training at Wisley & Merrist Wood where he obtained a Wisley Diploma in Horticulture and RFS Diploma in Arboriculture. He is Chairman of London Division of Royal Forestry Society.
Colleen O'Sullivan Committee Member - Colleen O'Sullivan
Colleen has been working as a tree officer for London Borough of Camden since 2011. Most days she is out of the office inspecting and assessing trees in the borough. She has worked in various fields of horticulture in the USA since 1999 before focusing on trees in 2009. In 2010 she moved to England to pursue the MSc in Urban Forestry and Arboriculture at Myerscough College. Colleen has a BA in Humanities from Arizona State University, holds several horticultural qualifications and is a certified arborist. She is a member of the International Society of Arboriculture and the Institute of Chartered Foresters.
Lawrence Usherwood Committee Member - Lawrence Usherwood
Principal tree officer in planning at LB Brent since 2005, Lawrence began his career in horticulture and arboriculture in the mid 1980’s running his own tree and landscape business. Qualifications include ND Arb, Tech cert Arb and RHS dip hort. His current role includes the digitisation of the borough’s TPO system as well as commenting on planning applications and managing numerous tree planting schemes.
Awaiting Photo

Committee Member - Gary Meadowcroft
Started his career as a climber primarily in the South East and London. He started in Local Government in 2004 as the Tree Officer for Basildon Council. Then in 2006 he was promoted to the Senior Arboricultural Officer for six years before leaving Basildon in 2012 to take up the post of Tree Services Manager for the London Borough of Southwark.

Gary has a number of arboricultural qualifications to include the Royal Forestry Society’s Professional Diploma in Arboriculture. He is a professional member of the Arboricultural Association and a member of the Institute of Chartered Foresters.

Richard Edwards Committee Member - Richard Edwards
Having studied Forestry at Newton Rigg (1985-1988) and a year working for the Forestry Commission in the Sitka spruce plantations Argyll, Richard join St Albans City and District Council in 1989-94 as Trees and Woodlands Officer managing the councils trees and dealing with planning matters. In 1994 he joined the London Borough of Croydon as Trees and Woodlands Officer managing council trees, with particular responsibility for the FSC certification and woodland management.
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Committee Member - Clare Pappalardo
Clare is an Arboricultural Officer with over 18 years experience and knowledge within the Arboricultural Industry. She is born and raised in North London and has an understanding of what is required to be a successful London Tree Officer.

Well known and regarded by her peers in the LTOA, she began her career in 1997 after successfully passing her ND in Arboriculture.

Initially she wished to gain the skills and knowledge of the operational side of Arboriculture so for 5yrs she was a climber for The London Borough Of Haringey, after which she worked for LB Camden as an Assistant Arboricultural Officer before moving to LB Barnet. After gaining further experience she returned to her known patch LB Haringey where she has progressed from climber, assistant arboricultural officer, arboricultural officer and her current role as Senior Arboricultural Officer.

Craig Ruddick

Committee Member - Craig Ruddick
Craig is the Arboriculture Manager at the London Borough of Richmond upon Thames, where he has worked since 2001. Craig began life at Richmond under a two week temporary contract as an admin assistant, however he soon gained an interest in Arboriculture and was then directly employed as the Council's Arboricultural Support Officer. He went on to study at Merrist Wood gaining the AA Technicians Certificate and then worked in various roles including Tree Inspector (identifying early Oak Processionary Moth outbreaks) and Richmond's Arboricultural Planning & Policy Officer.

Craig became manager during 2012 in an era of efficiency and challenges and has enjoyed steering the section through these times, in the following years he has experienced a surge in peoples understanding of the multiple benefits that trees provide in being the answer to so many of the problems that are faced within London, he therefore believes that the future of trees within our city is a bright one!

Becky Hesch Executive Officer - Becky Porter
Was Executive Officer for LTOA November 1999 – December 2001. Left for a year and started in post again December 2002. MA in Conservation Policy, Post Graduate Diploma in Environmental Education, Advanced Certificate in Public Relations from the Chartered Institute of Public Relations.


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