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Leigh Day is a prominent UK-based law firm renowned for its commitment to justice, specializing in complex and often groundbreaking cases on behalf of claimants. With a strong focus on human rights, international claims, personal injury, medical negligence, employment law, and group litigation, the firm has built a formidable reputation for taking on powerful defendants and achieving significant outcomes for individuals and communities. Founded on principles of fighting for the underdog, Leigh Day's lawyers are recognized experts in their fields, dedicated to providing high-quality legal representation and holding corporations and public bodies to account.
Serves as the central hub for Leigh Day's strategic, administrative, and core legal operations, housing many of its specialist departments and leadership.
Modern, accessible office facilities in Priory House, designed to support collaborative legal work and client meetings. Located in Clerkenwell, an area known for its vibrant atmosphere and historic links to craftsmanship and justice.
A professional, collaborative, and mission-driven environment focused on achieving justice for clients. Emphasis on expertise, dedication, ethical practice, and a supportive atmosphere for its staff.
The London headquarters is pivotal to Leigh Day's national and international reputation, acting as the nerve center for its groundbreaking claimant-focused litigation and advocacy.
While Leigh Day's physical offices are in the UK, the firm has a significant global reach, particularly in international human rights law, environmental claims against multinationals, and group litigations involving overseas claimants. They achieve this by working on cross-border cases, collaborating with international legal partners, and representing clients from various countries in UK courts or international forums, often tackling injustices committed by UK-based companies abroad.
Priory House, 25 St John's Lane
London
England
United Kingdom
Address: Alexander House, 94 Talbot Rd, Old Trafford, Manchester M16 0SP, UK
To extend Leigh Day's expert legal services and client support to individuals and groups in Greater Manchester and the wider northern regions of the UK.
Address: Edward Pavilion, Albert Dock, Liverpool L3 4AF, UK
To serve the legal needs of the Liverpool City Region and surrounding areas, offering dedicated support for complex claims and public interest cases.
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As of April 2025, Leigh Day' leadership includes:
Leigh Day has been backed by several prominent investors over the years, including:
Leigh Day has strengthened its senior team over the past year, primarily through internal partner promotions. In April 2024, eight lawyers were promoted to partner, reflecting the firm's growth and commitment to developing talent across its specialist departments. There have been no publicly announced departures of the firm's top-tier named executive leadership (e.g., CEO, COO) in the last 12 months.
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Leigh Day commonly uses the email format of the first initial followed by the last name. This is a standard convention for many UK law firms, ensuring professionalism and ease of contact.
[first_initial][last]@leighday.co.uk
Format
mday@leighday.co.uk
Example
95%
Success rate
leighday.co.uk • April 17, 2024
The Supreme Court unanimously ruled in favour of an angling association, represented by Leigh Day, finding that a water company could be held liable under common law nuisance for sewage discharges into a canal, even if compliant with environmental permits. This is a significant decision for environmental protection and corporate accountability....more
leighday.co.uk • April 2, 2024
Leigh Day announced the promotion of eight lawyers to its partnership and the appointment of five new legal directors, effective from April 2024. These promotions span various departments, including clinical negligence, personal injury, human rights, employment, and international law....more
leighday.co.uk • March 21, 2024
Leigh Day has been shortlisted in three categories at The Legal Business Awards 2024: 'Competition Team of the Year', 'International Firm of the Year', and 'US Law Firm of the Year' (likely an error on their site, should be UK related or for a specific type of firm rather than 'US Law Firm'). The shortlistings recognise the firm's significant achievements over the past year....more
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