Practice area · 2022–2026

Most active law firms: Arbitration

The law firms named as solicitors in the most UK cases on arbitration (arbitration claims, challenges to awards, enforcement of awards, ADR) over the last 5 years. In that time 229 judgments in this area named at least one of 147 firms profiled on zoomLaw.

Rank Firm Cases Judgments Judgments in the Supreme Court, Privy Council or Court of Appeal
1 Reed Smith 12 17 5
2 HFW 11 12 1
3 Stephenson Harwood LLP 9 12 1
4 A&O Shearman 7 10 1
=5 Enyo Law LLP 6 7 3
=5 Freshfields LLP 6 7 1
=5 Squire Patton Boggs 6 7 3
=5 Hill Dickinson 6 6
=9 Addleshaw Goddard 5 7 2
=9 Norton Rose Fulbright LLP 5 7 2
=9 Herbert Smith Freehills Kramer 5 5 1
=9 Pinsent Masons 5 5 1
=9 Stewarts 5 5 1
=14 McDermott Will & Schulte UK LLP 4 10 3
=14 Simmons & Simmons LLP 4 9 1
=14 Quinn Emanuel Urquhart & Sullivan UK LLP 4 7 1
=14 White & Case LLP 4 6 1
=14 Zaiwalla & Co 4 6 2
=14 Wikborg Rein LLP 4 5 1
=14 Asserson 4 4 1
=14 Charles Russell Speechlys 4 4 1
=14 Clyde & Co 4 4
=14 Gateley Legal 4 4
=14 Jackson Parton 4 4
=14 W Legal Limited 4 4 1

Listed firms can show their place on their own website: each firm's profile page has a ranking badge to copy.

Firms are ranked by the number of cases from 2022–2026 in this area in which judgments name them as solicitors, under their current name (judgments naming a firm that has since merged count towards the firm it joined). Several judgments in the same case, such as interim rulings, a later judgment on costs or an appeal, count as one case: judgments are linked by the court's case number and by appeals, or failing that by the parties' names. Only firms named in at least 3 cases are ranked, and equal counts share a place. This measures how often a firm acts in reported cases, not their outcome. Counts are minimums: they come from judgments published by The National Archives (Find Case Law), not every judgment names the solicitors, and a judgment counts only when we are confident who acted. Areas are assigned from each judgment's court and subject matter, and a judgment can fall in two areas. Firm details include data from the Solicitors Regulation Authority. zoomLaw is independent of every firm listed. Something wrong? Tell us.

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