Company lists · Data refreshed September 2026
Top 25 Marine insurance law firms based in the United Kingdom
RevenueBase identified 264 marine insurance law firms headquartered in the United Kingdom as of September 2026 and tracks 15,210 professional contacts across them, including 8,250 with verified work emails and 1,251 with mobile numbers. London is the largest hub.
This list covers marine insurance 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. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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.
The 25 largest marine insurance law firms based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 5,079 | ||||
“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…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 2,847 | ||||
“Every day we make a difference.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | KeoghsStrong evidence | 1,433 | |||
“We are a top 40 law firm, focusing on the insurance sector, acting on behalf of leading insurers, businesses and suppliers to the insurance industry for over 50 years.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,406 | ||||
“HFW is a leading global law firm in the aerospace, commodities, construction, energy, insurance, and shipping sectors.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | 855 | ||||
“People.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | SSYIndirect evidence | 449 | |||
“At SSY, we believe that experience matters.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 205 | ||||
“Originally founded in 1838 we have over 180 years’ experience providing specialist legal advice to the construction, engineering, infrastructure and insurance sectors.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | 158 | ||||
“Ince & Co is an international commercial law firm, with 13 offices worldwide, founded in 1870.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | W K Webster And CO LTDPartial evidence | 140 | |||
“Since 1861, W K Webster & Co Ltd has built up an impressive reputation for excellence in the field of marine & transit claims consultancy worldwide.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | Plexus LAWPartial evidence | 128 | |||
“Plexus Law are Pioneers.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | Waves Group LTDPartial evidence | 84 | |||
“Waves Group combines the expertise of Cwaves and Mwaves as leading, independent marine consultants to the shipping and offshore energy industries.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | 78 | ||||
“Campbell Johnston Clark has become one of the pre-eminent international shipping law firms in the City.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 71 | ||||
“Canford Law is a multi discipline, market leading, Legal Practice, specialising in Insurance and Commercial Litigation.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | London P&iPartial evidence | 71 | |||
“London P&I is a leading, globally connected, mutual marine insurer our members can depend on.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | 60 | ||||
“Preston Turnbull is a specialised shipping and marine insurance law firm, set up in October 2019 following a breakaway from an international firm.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | 59 | ||||
“MFB is a specialist shipping law firm established in 1988.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | Hayes Parsons Insurance BrokersStrong evidence | 47 | |||
“Hayes Parsons Insurance Brokers is an independent Chartered Insurance Broker specialising in commercial and marine insurance.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | 38 | ||||
“Mills & Co is a firm of English lawyers specialising in shipping and international trade matters” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | 37 | ||||
“We are a dynamic law firm with offices in the City of London, Bristol and Dublin.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | Lochain Patrick Insurance BrokersPartial evidence | 36 | |||
“Founded in 1987, Lochain Patrick, a division of Burns & Wilcox Global solutions, is a highly respected, expert and experienced leading firm of insurance brokers.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | The Meco GroupStrong evidence | 33 | |||
“Marine insurance delivered properly.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 22 | 32 | ||||
“Fenchurch Law is an award winning international law firm dedicated exclusively to protecting the interests of policyholders.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 23 | 32 | ||||
“McAuslands began as McAusland Turner, a UK marine surveying and consulting firm, back in The company is the oldest Marine Surveying and Consulting firm in continuous operation in…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 24 | Richards Hogg Lindley RHLPartial evidence | 32 | |||
“A leading provider of independent marine claims advice and adjusting services, handling complex hull and machinery cases, shipyard losses, loss of hire claims and the largest…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 25 | Wordley PartnershipPartial evidence | 28 | |||
“Launched in early 2019, Wordley Partnership is a commercial law firm with expertise in all aspects of dispute resolution (including international arbitration), commercial problem…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 264 marine insurance law firms based in the United Kingdom
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Marine insurance law firms based in the United Kingdom at a glance
As of Sep 5, 2026Companies by employee count
Verified emails by last verification
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among marine insurance law firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- 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
- Companies headquartered in the United Kingdom whose own description of what they do matches “marine insurance law firms”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among marine insurance law firms, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 8,250 across the full list. 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 5, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Marine insurance law firms by metro
- Marine insurance law firms in London128
Frequently asked
How many marine insurance law firms are there based in the United Kingdom?
RevenueBase identified 264 marine insurance law firms headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Clyde & CO, headquartered in London, tops this list with the largest team on record.
Which city has the most marine insurance law firms?
London leads with 128 headquartered companies, 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 the top results, verified emails and direct dials included. Upgrading unlocks all 8,250 verified decision-maker contacts tracked across these 264 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 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.
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