Company lists · Data refreshed September 2026

Top 25 Marine insurance law firms based in London, United Kingdom

RevenueBase identified 248 company matches for marine insurance law firms associated with London, United Kingdom as of September 2026 and tracks 13,925 professional contacts across them, including 7,695 with verified work emails and 1,012 with mobile numbers. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for marine insurance law firms associated with London, United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 13, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 13, 2026 How this list was built
248Companies
13,925Contacts tracked
7,695Verified emails
1,012Mobile numbers
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The 25 largest marine insurance law firms based in London, United Kingdom

Ranked by team size
Top 25 of 248 company matches for marine insurance law firms based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 13, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 13, 20265,001-10,0005,079 contacts →

Exact match

“Clyde & Co is a leading global law firm, helping organisations successfully navigate risk and maximise opportunity in the sectors that underpin global trade and commercial…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 13, 20261,001-5,0002,719 contacts →

Exact match

“DAC Beachcroft is a leading international legal business with offices across Europe, Latin America, North America and Asia Pacific.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 13, 20261,001-5,0001,406 contacts →

Exact match

“HFW is a leading global law firm in the aerospace, commodities, construction, energy, insurance, and shipping sectors.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 13, 2026201-500495 contacts →

Exact match

“Stewarts is a law firm like no other.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 13, 2026501-1,000449 contacts →

Exact match

“At SSY, we believe that experience matters.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-200205 contacts →

Exact match

“Originally founded in 1838 we have over 180 years’ experience providing specialist legal advice to the construction, engineering, infrastructure and insurance sectors.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-200146 contacts →

Exact match

“Signature Litigation is a London-based law firm with offices in Paris, Gibraltar and Frankfurt, specialising in commercial litigation and arbitration.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20095 contacts →

Exact match

“We are a City law firm dedicated to delivering practical, strategic and structured legal solutions in real estate, dispute resolution, private client and employment law matters.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20080 contacts →

Exact match

“We are a disputes-only firm.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20078 contacts →

Exact match

“Campbell Johnston Clark has become one of the pre-eminent international shipping law firms in the City.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20071 contacts →

Exact match

“London P&I is a leading, globally connected, mutual marine insurer our members can depend on.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5063 contacts →

Exact match

“Focused on delivering phenomenal results, challenging traditional notions, and placing your interests at the forefront of everything that we do – Pallas leverages bold, winning…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20060 contacts →

Exact match

“Preston Turnbull is a specialised shipping and marine insurance law firm, set up in October 2019 following a breakaway from an international firm.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5059 contacts →

Exact match

“PCB Byrne specialises in high value and complex commercial disputes.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5059 contacts →

Exact match

“MFB is a specialist shipping law firm established in 1988.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20053 contacts →

Exact match

“DKLM is a commercial law firm based in central London.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20050 contacts →

Exact match

“Spector Constant & Williams is a multi-disciplinary law firm that offers a well-rounded and bespoke commercial service to our clients.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20047 contacts →

Exact match

“Situated in the heart of Central London, Lisa’s Law Solicitors is a Legal 500 firm with the legal expertise and know-how to provide solutions to your every legal need.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5042 contacts →

Exact match

“Saracens Solicitors is a multi-disciplined law firm based in London.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5038 contacts →

Exact match

“Branch Austin McCormick is a full-service law firm based in Mayfair, with a team of experienced, specialist lawyers who take a personal approach to every case.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5037 contacts →

Exact match

“We are a dynamic law firm with offices in the City of London, Bristol and Dublin.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5036 contacts →

Exact match

“London City Law Firm.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20036 contacts →

Exact match

“Located in the heart of London's legal district, Saunders Law is a litigation powerhouse, built on the many years of experience of its founding solicitor principals.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5036 contacts →

Exact match

“Founded in 1987, Lochain Patrick, a division of Burns & Wilcox Global solutions, is a highly respected, expert and experienced leading firm of insurance brokers.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5035 contacts →

Exact match

“Judge Sykes Frixou is a firm of lawyers based in Holborn, London.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase

Showing 25 of 248 marine insurance law firms based in London, United Kingdom

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Marine insurance law firms based in London, United Kingdom at a glance

As of Sep 13, 2026
55.3%Verified-email coverage
7.3%Mobile-number coverage
56.1Average contacts per company
11-50Median size (employees)
Sep 13, 2026Page data refreshed

Companies by employee count

1-10
112
11-50
90
51-200
29
201-500
10
501-1,000
2
1,001-5,000
3
5,001-10,000
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.0d

Company record updated

Median 65.0d

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with London, United Kingdom whose business descriptions match “marine insurance law firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 7,695 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 13, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “marine insurance law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marine insurance law firms are there based in London, United Kingdom?

RevenueBase identified 248 company matches for marine insurance law firms associated with London, United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Clyde & CO tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United Kingdom has the most marine insurance law firms?

London leads the United Kingdom with 128 company records, followed by Manchester (6) and Belfast (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 7,695 professional contacts with verified work emails tracked across these 248 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 13, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.