About Us.
Meet the Directors.

Professor Roger Willey

Professor Roger Willey

Managing Director

Roger is an expert on asbestos, hazardous materials and health, safety and environmental issues with over 35 years of industry experience.

Roger was born in the Rhondda and educated at Swansea University. He has lectured and worked in the UK, Europe, Canada, the USA, Nigeria, India, the Falkland Islands and Japan and has held numerous prestigious positions, including Branch Chairman of the Institution of Occupational Safety and Health (IOSH) and Advisor to the Secretary of State for Scotland on Sustainable Development. His marine experience includes the project management of large scale asbestos surveys and removal programmes on ships and FPSO’s in international waters.

Roger was the first personal professor at Glasgow Caledonian University and subsequently very successfully completed two terms of three years as Chief Executive of the Centre for Environmental & Waste Management at the University of Paisley. Since 1998, Roger has headed the ACS Group of Companies and continues to work and lecture world-wide. He is also a highly regarded Expert Witness in asbestos related court cases. This has included cases in the Court of Session in Scotland and High Courts of Ireland and Australia as well as acting as Court Appointed Expert in the High Court in London. Roger is now recognised as the leading authority on maritime asbestos related legal cases.

Roger is a Chartered Fellow of IOSH and recognised on the Occupational Safety and Health Consultants Register. He was also awarded with the IOSH lifetime achievement award for services to Health & Safety. In October 2000 he was elected as a Fellow of the Royal Society of Arts. In his spare time, Roger acts as President of Cambrian Male Voice Choir, is an active Rotarian and enjoys relaxing on his boat on the River Clyde.

Martin Mitchell

Martin Mitchell


Martin is an expert on risk management, waste management and health, safety and environmental issues.

Martin is a dual-qualified Chemical Engineer and Health & Safety Practitioner, holding a BEng(Hons) degree from the University of Strathclyde, Level 4 and 5 Diplomas in Occupational Health and Safety Practice, a Royal Environmental Health Institute of Scotland (REHIS) Diploma and the British Occupational Hygiene Society (BOHS) S301 qualification in ‘Asbestos and Other Fibres’.

Formerly a Lead Consultant at the Centre for Environmental and Waste Management at the University of Paisley and appointed as a Director of ACS in 1998, he has over 20 years of experience in Physical Risk Management. Particular specialisms include SHE (Safety, Health & Environmental) Corporate Policy and Management Systems; Asbestos Risk Management and Remediation Project Management; Contaminated Land Assessment and Remediation; Physical and Chemical Risk Control; and Workplace and Environmental Risk Assessment. He is presently a Director and Shareholder of all ACS Group Companies and combines a senior Technical Management role with a keen interest in business development, marketing and client relationship management.

Martin is a Fellow of the Royal Society of Arts (RSA), a member of the International Institute of Risk and Safety Management (IIRSM), the Royal Environmental Health Institute of Scotland (REHIS), the Energy Institute (EI) and the Institute of Leadership and Management and an associate member of the Institute of Environmental Management and Assessment (IEMA). Out of the office, he enjoys an active interest in outdoor pursuits, including trail running, mountain biking and road cycling.