Insights

Tier 1 credibility Leigh Day is recognized as a top-tier claimant-focused law firm with recent Legal 500 Tier 1 rankings across multiple practice areas, suggesting strong market position and credibility that can be leveraged for strategic partnerships, expert collaborations, and co-marketing with allied services.

Mass claimant reach Active in high-volume, asset-heavy claims such as equal-pay and worker-status lawsuits involving tens of thousands of employees, indicating potential opportunities for scalable services, data and analytics support, and HR/compliance audits for large employer clients.

Public-interest branding Strong focus on injustice and underdog advocacy, with notable media and NGO collaborations (NotYourPorn, Centre for Women’s Justice) that enhance brand resonance for social impact partnerships, sponsored content, and CSR-aligned initiatives with corporate sponsors.

Technology & security Adoption of enterprise-grade tools (Microsoft 365, SQL Server, OneTrust, CrowdStrike) and security/compliance platforms positions Leigh Day well for services around data governance, eDiscovery, information governance, and cyber risk services for clients and partners.

Financial scale & growth Revenue in the mid-range (50–100 million) with a substantial workforce (500–1000+), implying capacity for larger, multi-jurisdictional engagements, win-back opportunities with corporate clients, and potential for managed-services partnerships in legal operations.

Similar companies to Leigh Day

Leigh Day Tech Stack

Leigh Day uses 8 technology products and services including Optimizely, OneTrust, Microsoft SQL Server, and more. Explore Leigh Day's tech stack below.

Media & News

Leigh Day's Email Address Formats

Leigh Day uses at least 3 email formats:
Leigh Day Email FormatsExamplePercentage
FLast@leighday.co.ukJDoe@leighday.co.uk
85%
First.Last@leighday.co.ukJohn.Doe@leighday.co.uk
14%
Last@leighday.co.ukDoe@leighday.co.uk
1%

Frequently Asked Questions

What is Leigh Day's phone number?

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You can contact Leigh Day's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Leigh Day's official website and social media links?

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Leigh Day's official website is leighday.co.uk and has social profiles on LinkedIn.

How much revenue does Leigh Day generate?

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As of October 2026, Leigh Day's annual revenue is estimated to be $50M - $100M.

What is Leigh Day's SIC code and NAICS code?

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Leigh Day's SIC code is 8111 - Legal Services and NAICS code is 54111 - Offices of Lawyers.

How many employees does Leigh Day have currently?

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As of October 2026, Leigh Day has approximately 686 employees across 5 continents, including Europe, Africa and Oceania. Key team members include Head Of Communication And Partner: C. I., Partner: L. D. and Partner: S. B. Explore Leigh Day's employee directory with LeadIQ.

What industry does Leigh Day belong to?

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Leigh Day operates in the Law Practice industry.

What technology does Leigh Day use?

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Leigh Day's tech stack includes Optimizely, OneTrust, Microsoft SQL Server, Microsoft 365, Mimecast, CrowdStrike, Microsoft Active Directory and Trustpilot.

What is Leigh Day's email format?

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Leigh Day's email format typically follows the pattern of FLast@leighday.co.uk. Find more Leigh Day email formats with LeadIQ.

When was Leigh Day founded?

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Leigh Day was founded in 1987.
Leigh Day logo

Leigh Day

Law PracticeEngland, United Kingdom501-1000 Employees

Leigh Day is a London, England-based law practice focused on challenging injustice and representing individuals who feel wronged by larger entities. Through hundreds of cases, the firm seeks compensation, drives legal changes, and works to restore justice. It emphasizes accessible, objective, professional advice for ordinary people, aiming to provide the same quality of counsel as state bodies, insurers, and multinationals.
Within the UK legal sector, Leigh Day positions itself as a claimant-focused practice with strengths in human rights and public-interest litigation. The firm has expanded its footprint to Cardiff, Wales. In 2026, its team were runners-up in the Best Use of Law category at the National Campaigner Awards for helping secure a reversal in a significant academic freedom case involving Sheffield Hallam University.

Section iconCompany Overview

Phone number
SIC Code
8111 - Legal Services
NAICS Code
54111 - Offices of Lawyers
Founded
1987
Employees
501-1000

Section iconFunding & Financials

  • $50M - $100M

    Leigh Day's revenue is estimated to be in the range of $50M - $100M

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