#3 GLRI 2026.1

Harris Hagan

HQ: London, United Kingdom · Founded 2005 · Team size: 10-20

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87
GLRI Score
out of 100

Editorial summary

Harris Hagan is the UK's only firm dedicated exclusively to gambling law and the reference point for UK Gambling Commission matters. It posts the purest specialisation score in the index and deep tier-1 UK authority, with the trade-off of a single-jurisdiction focus and limited EU regional reach.

Strengths

  • UK's only exclusively-gambling law firm — purest specialisation
  • Reference-grade UKGC licensing and enforcement experience
  • Widely cited UK gambling-law commentary

Considerations

  • Single-jurisdiction focus; EU/offshore handled by referral
  • Boutique team size caps parallel-engagement capacity

Practice profile

Primary focusexclusive gambling
Practice areasUK Gambling Commission licensing, Licence compliance, Advertising & marketing, AML & safer gambling, Enforcement defence
EU / EEA jurisdictions
Offshore / other jurisdictionsUnited Kingdom
Team size10-20
Founded2005
HeadquartersLondon, United Kingdom

GLRI pillar breakdown

Pillar-by-pillar scoring against the published GLRI methodology. Editorial notes explain how the score for this firm was set against each criterion.

87 / 100 Specialisation Tier 1 reach EU / emerging Track record Regulator exp. Authority Lifecycle
Pillar Score Bar Editorial note
Practice specialisation
out of 15
15
100%
The UK's only law firm dedicated exclusively to gambling — the purest specialisation profile in the index.
Tier 1 jurisdictional depth
out of 20
17
85%
Unmatched depth on the UK Gambling Commission regime; the reference firm for UKGC licensing and compliance.
EU regional and emerging markets
out of 10
6
60%
UK-focused; EU regional reach is limited and handled via referral.
Practice-tested track record
out of 15
14
93%
Long, well-documented UKGC track record across licensing, compliance, and enforcement.
Regulator-side experience
out of 10
9
90%
Founders and senior team with deep UKGC-facing experience and recognised industry standing.
Authority & E-E-A-T signals
out of 15
13
87%
Widely cited UK gambling-law commentary and consistent directory recognition.
Service lifecycle coverage
out of 15
13
87%
Strong on the UK licensing-to-enforcement lifecycle, narrower on cross-border formation.
Index score (CLPAI) 87

Editorial analysis

The UK specialisation benchmark

Harris Hagan is the UK’s only law firm dedicated exclusively to gambling, which gives it the purest specialisation score in the index and deep UK Gambling Commission authority.

Where the score is bounded

The single-jurisdiction focus and boutique team size mean EU and offshore work is referred out, and parallel-engagement capacity is lower than the full-service leaders.

Reviewed by Editorial team. Last reviewed against the GLRI 2026.1 methodology on 2026-05-15.

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