UK law firms by size · 2026 · Crescat Digital
The UK’s 250 largest law firms
Turnover in the most recent accounts filed at Companies House, in pounds sterling. Bars share one scale.
Number of firms in each turnover band.
Every firm, largest first
| # | Firm | Turnover | Prior year | Change | Period | Head office | Accounts |
|---|
Firms in the index we cannot rank by size
How we built this list
The full method, including how every turnover figure was read and checked, is published with the UK Law Firm AI Visibility Index.
Size is one thing. Being named is another. When a client asks ChatGPT, Claude, Gemini or Perplexity which firm to instruct, the answer does not simply follow this list. See how often each of these firms is named.
See the UK Law Firm AI Visibility Index
