Company lists · Data verified August 2026

Top 25 Advertising law firms based in the United Kingdom

Name: Advertising law firms based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 173 companies tracked

There are 173 advertising law firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 3,216 professional contacts across them, including 1,796 with verified work emails and 165 with mobile numbers. London is the largest hub.

This list covers advertising law firms headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

173Companies

3,216Contacts tracked

1,796Verified emails

165Mobile numbers

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The 25 largest advertising law firms based in the United Kingdom

Ranked by team size

Top 25 of 173 advertising law firms based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Marks & Clerk	Oxford	501-1,000	568	310
2	Talbots LAW	Stourbridge	501-1,000	414	329
3	J A Kemp	London	201-500	225	173
4	Johnsons	Edinburgh	11-50	144	2
5	FBC Manby Bowdler	Redditch	51-200	143	104
6	LEE & Thompson LLP	London	51-200	97	78
7	Thompson Smith And Puxon Solicitors	Colchester	51-200	84	65
8	Simkins LLP	London	51-200	81	57
9	Page White Farrer	London	51-200	61	48
10	Brandsmiths	Manchester	51-200	58	45
11	TYR	Leeds	51-200	56	45
12	Conscious Solutions	Bristol	11-50	54	3
13	RIX & KAY Solicitors LLP	Uckfield	51-200	46	6
14	Beck Greener LLP	London	51-200	44	36
15	Onside LAW	Sydney.	11-50	43	35
16	Pickerings Solicitors	Tamworth	51-200	40	31
17	Stevens Hewlett & Perkins	Bristol	11-50	40	30
18	360 LAW Services	Lightwater	51-200	39	22
19	Stephens	London	11-50	39	13
20	Larcomes Legal Limited	Waterlooville	11-50	28	11
21	Dummett Copp LLP	Ipswich	11-50	24	20
22	Clifford Johnston & CO Solicitors	Manchester	11-50	20	12
23	Roxburgh Milkins Limited	Bristol	11-50	18	13
24	Waterfront LAW	London	11-50	15	13
25	MAX Engel & CO LLP	Northampton	11-50	15	12

Showing 25 of 173 advertising law firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,796 reachable decision-makers.

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Advertising law firms based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 66 HQs

165Contacts with mobile numbers

12Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Advertising law firms by metro

Metro	Companies
Advertising law firms in London	66
Advertising law firms in Bristol	6
Advertising law firms in Liverpool	5
Advertising law firms in Leeds	4
Advertising law firms in Manchester	4
Advertising law firms in Ilford	2
Advertising law firms in Colchester	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “advertising law firms”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 12 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many advertising law firms are there based in the United Kingdom?

There are 173 advertising law firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Marks & Clerk, headquartered in Oxford, tops this list with the largest team on record.

Which city has the most advertising law firms?

London leads with 66 headquartered companies, followed by Bristol (6) and Liverpool (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,796 verified decision-maker contacts tracked across these 173 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.