Working Parties

The Westminster Commission for Road Air Quality consists of five working parties chaired by the foremost experts in their fields.

Chair Air Monitoring – Professor Roland Leigh

Air Monitoring

Roland is a technologist specialising in the development and application of new technologies in the field of air quality. He spent 15 years at the University of Leicester in roles including Knowledge Exchange Fellow, Director of Enterprise for the Leicester Institute for Space and Earth Observation, and Chief Executive of the East Midlands Centre of Excellence for the Satellite Applications catapult.

Chair Air Health – Stephen Holgate CBE, FMedSci, MRC Clinical Professor, University of Southampton

Air Health

Stephen has a research focus on the mechanisms of asthma and allergy. He has an interest in the health effects of air pollution, serves as a UKRI Clean Air Champion and is Special Advisor for the Royal College of Physicians on Air Quality. Stephen chaired the government Committee on the Medical effects of Air Pollutants, the Expert Panel on Air Quality Standards and the Hazardous Substances Advisory Committee. He was a member of the Royal Commission on Environmental Pollution.

Chair Alternative Fuels & Vehicles – Richard Wenham

Energy, Fuels & Vehicles

Richard has been a councillor since May 2011. He is a member of the LGA Resources Board. In addition to chairing the EELGA Lead Members Finance Network, Richard is also Vice-Chair of the EELGA Employers panel and Vice-Chair of the Bedfordshire Local Government Pension panel. Currently, Richard is a consultant at FCP advising a Canadian rail company on road/rail interface risk. He previously held director-level roles at various global engineering companies including Ricardo & Motorola. His last position was as CEO at a traffic measurement and monitoring company

Richard has an MA from Queens’ College Cambridge, postgraduate qualifications in Finance & Management, is a Chartered Engineer and Fellow of the Institute of Engineering and Technology.

Chair Planning – Dr Louise Brooke-Smith OBE, FRICS, MRTPI


Louise has over 30-years’ experience across the property, land use and construction sectors within the UK and overseas. Previously a Partner of Arcadis LLP – UK Head of Development & Strategic Planning, she now holds numerous Non-Executive Directorships and advisory roles.

As the first female RICS Global President (2014-15), Louise led a series of groundbreaking property-related initiatives and championed diversity and inclusivity. She is a Freeman of the City of London and was National Construction Achiever (2015). Louise holds Honorary Doctorates from the Universities of Wolverhampton, Sheffield Hallam and Birmingham City. Louise was awarded the OBE in 2019 for services to the built environment.

Chair Education – Trewin Restorick, Founder and CEO of Hubbub UK


Hubbub is an award-winning charity which transforms the way environmental messages are communicated by bringing people and organisations together as a force for good.

Previously Trewin created Global Action Plan the UK’s leading environmental behaviour change charity. Trewin is a frequent media commentator on environmental issues and was trained by Al Gore as one of his climate change ambassadors. He has chaired Student Hubs and been a trustee for the New Economics Foundation.

Before starting the Global Action Plan, Trewin was Director of Fundraising at Friends of the Earth where he created PaperRound London’s leading community recycling business. Before Friends of the Earth, Trewin worked at Plymouth City Council and produced a youth TV programme for the BBC called Something Else.