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Leigh Day

Work 020 7650 1200
Fax 020 7253 4433

Sean Humber

Work 020 7650 1200
Leigh Day

Work Department

Human rights.


Sean acts for individuals and campaign groups in a wide range of human rights, discrimination and environmental law matters. He specialises in prison law matters and has acted for inmates in judicial review challenges and compensation claims for clinical negligence, breach of human rights and discrimination. He acts for individuals suffering injuries caused by exposure to a variety of toxic substances, for individuals whose land has been affected by pollution and in judicial review challenges of regulatory bodies for failing to protect the environment. In addition, Sean also specialises in medical confidentiality matters and requests for information under the Data Protection Act and Freedom of Information Act.


Trained Leigh Day 1993-96; qualified 1996; assistant solicitor 1996-2001; partner 2001. Previously worked in industry as a research scientist and then as a campaigner for Friends of the Earth (England and Wales).


Association of Prison Lawyers; Law Society’s planning and environmental law committee; secretary, environmental group, APIL; UK ELA; ELF.


St Paul’s School, Barnes; Oxford University (biochemistry degree); University of Westminster (Law Conversion Course).


Watching rugby.

London: Private client

Court of protection

Within: Court of protection

Sean Humber¬†¬†leads a ‚Äėstrong team‚Äô at Leigh Day¬†that is ‚Äėdedicated, well organised and gets results for its clients‚Äô. Anna Moore¬† is an ‚Äėexceptionally committed lawyer with excellent judgement‚Äô. Kate Egerton¬† ‚Äėtakes time to really understand a case and is always on top of the detail‚Äô. Frances Swaine¬† is frequently instructed by the Official Solicitor in best interest applications. The team is acting in Court of Protection proceedings about the care and residence of a woman with a diagnosis of schizophrenia.

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London: Public sector

Administrative and public law

Within: Administrative and public law

Sean Humber¬†heads a group of specialists at¬†Leigh Day¬†¬†that assist claimants, NGOs and charities in impressively diverse areas ranging from healthcare, prisoner rights, immigration and refugee law through to challenges related to planning and environmental law. It also handles¬†international public and criminal law matters. Jamie Beagent¬†represented the Friends of Evenlode Valley and West Oxfordshire Cotswolds in a successful judicial review of the grant of planning permission for a substantial development in an area of outstanding natural beauty. He is also handling cases concerning inquests and a trafficing/sexual exploitation matter. Rosa Curling's broad practice includes acting for the Campaign against the Arms Trade in a¬†¬†challenge to the licensing and sale of arms from UK companies to Saudi Arabia. Tessa Gregory¬†has a focus on human rights and is representing refugee families who have been denied entry to the UK.¬† In other work it is acting for an NGO in a judicial review against the Cabinet Office challenging the failure to¬† designate a private company as a ‚Äúhigh risk‚ÄĚ strategic supplier for government contracts relating to the operation of number of immigration removal centres, prisons and young offender institutes.

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Civil liberties and human rights

Within: Leading individuals

Sean Humber - Leigh Day

Within: Civil liberties and human rights

Leigh Day¬†'s¬†areas of expertise include matters involving immigration, international human rights, prison law, welfare reform, actions against the police, and data protection law. The 15-lawyer team is ‚Äėknowledgeable on the law and closely engaged in the issues‚Äô. 'Determined' partner Sean Humber¬†successfully acted for over 30 patients of an HIV clinic whose names were mistakenly disclosed to 780 other patients, and is acting for three Muslim prisoners in religious discrimination claims.¬† Yvonne Kestler¬†‚Äėfights exceptionally hard‚Äô for her clients. The 'outstanding' Rosa Curling¬†¬†has led many groundbreaking human rights cases before the UK‚Äôs High Court, Court of Appeal and the Supreme Court as well as the European Court of Human Rights and the African Regional Courts of Human Rights. Other names to note include Jamie Beagent¬† and Benjamin Burrows

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London: Real estate


Within: Environment

The environmental practice at Leigh Day acts for claimants on the full gamut of domestic environmental legal challenges, as well as international matters in the African Court of Human Rights, including the right to access water. Richard Meeran and Sean Humber lead the litigation practice, which recently acted for the Ogale community of the Niger Delta in civil claims against Royal Dutch Shell over alleged oil spills that have caused serious, chronic land and water contamination.

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