Irwin Mitchell are the UK’s number 1 law firm for Personal Injury and Medical Negligence.
We refer to being the UK's number 1 legal experts for personal injury and medical negligence. This statement is based on independent accreditation from Legal 500.
Everything we do is built around our clients’ needs.
This is why we work hard to review, and fact check our accreditations to ensure they are legally accurate, up to date and reflective of the market we operate in and the service we provide. You can read more about these here:
Legal 500 – accurate as of 2026
For Personal Injury, Legal 500 has awarded Irwin Mitchell more than four times as many Tier 1 regional rankings across England and Wales as any other law firm. We are ranked Tier 1 in eight regions: East Anglia, London, North, North West, South East, South West, West Midlands, and Yorkshire. Next in line are Stewarts, Slater & Gordon, Leigh Day and Thompsons who only hold two Tier 1 rankings each for Personal Injury.
For Medical Negligence, Irwin Mitchell has the widest Tier 1 footprint for claimant work across England and Wales as any other law firm. We are ranked Tier 1 in eight regions: East Anglia, London, North, North West, South East, South West, West Midlands, and Yorkshire. Next in line are Fletchers, who only has five Tier 1 rankings for Personal Injury.
What is Legal 500? Legal 500 is one of the world’s leading independent legal directories and client guide to law firms. Founded in 1987, the Legal 500 now operates as a data‑driven platform benchmarking law firms and lawyers in over 150 countries worldwide.
Rankings are determined through a combination of:
- Firm submissions detailing recent work and strategy
- Client and peer feedback
- Editorial analysis by experienced legal researchers.
It focuses on strength of practice, track record, team depth, and client experience.
Practice areas are then ranked into tiers, with Tier 1 being the highest. A Tier 1 ranking reflects market‑leading capability and strong client endorsement.
Speak to a specialist
We are here to help you understand your rights and the support you need. Complete our enquiry form and one of our experts will contact you by the next working day.
Alternatively, you can call us now
Our opening hours are Monday to Friday 8am to 6pm (Excluding Public Holidays).
Call us free on 0370 1500 100