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David Lewis heads the firm's national regulatory services unit. He is based in Leeds, where he is also the regional office head.

After joining Weightmans as an Articled Clerk in 1985, David qualified in 1987 and was made a partner in 1992. After qualification he spent many years handling both civil and criminal litigation for insurers and their policyholders, but became a founder member of firm's dedicated regulatory services unit in 2004 and has been a dedicated regulatory lawyer since then.

David is best known for his work defending organisations and individuals facing investigation and prosecution for offences including corporate manslaughter, gross negligence manslaughter and breaches of health and safety legislation. The work often entails on-site investigations, PACE interviews and advocacy in Magistrates' and Coroners' Courts.

In addition David has experience of environmental, trading standards, food safety and other regulatory enforcement work.

David also has extensive experience of inquest work, notably in the healthcare sector. He is a veteran of scores of inquests, many involving juries and/or of a sensitive nature.

Beyond Weightmans, David is both an Assistant Deputy Coroner and the Vice-Chairman of NEBOSH (National Examination Board in Occupational Safety and Health). Between 2005 and 2011, he was a core tutor and module leader on Nottingham Law School's 'MBA in Legal Practice' course.


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"Team head David Lewis is ‘the top of the tree and resolves issues in a very practical way’."

Legal 500 2016

"David Lewis has a wealth of knowledge and experience in the field of health and safety, with wide-ranging expertise prosecuting and defending clients in complex matters. He is praised by market sources for being "extremely professional and knowledgeable in every aspect of his work.""

Chambers and Partners 2017