Company lists · Data refreshed September 2026
Top 25 Trust administration law firms based in London, United Kingdom
RevenueBase identified 110 trust administration law firms headquartered in London, United Kingdom as of September 2026 and tracks 4,431 professional contacts across them, including 2,749 with verified work emails. Across the United Kingdom, London is the largest hub for this category.
This list covers trust administration law firms headquartered in London, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 trust administration law firms based in London, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 910 contacts → | ||||
Indirect evidence “For the past 125 years we have been proud to assist some of the world's most remarkable individuals and organisations in realising their ambitions and using private capital to…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 693 contacts → | ||||
Indirect evidence “Farrer & Co is synonymous with the highest quality legal advice and service.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 591 contacts → | ||||
Partial evidence “We’re Forsters, a leading law firm renowned for our private client and real estate focus.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 460 contacts → | ||||
Partial evidence “We are a London based, full-service law firm, specialising in providing straightforward advice to ambitious clients ranging from entrepreneurial businesses, family offices and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 182 contacts → | ||||
Partial evidence “Osbornes Law was established in Camden, North London in 1973.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 162 contacts → | ||||
Partial evidence “Collyer Bristow is a long-established London law firm with a distinguished heritage dating back to 1760.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 123 contacts → | ||||
Indirect evidence “Paul Robinson Solicitors LLP offer a complete range of legal services to individuals and businesses locally, in Essex and London.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 114 contacts → | ||||
Partial evidence “Vardags is a top law firm which works exclusively for high net worth clients (assets in excess of £1m and/or annual income in excess of and private companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 97 contacts → | ||||
Indirect evidence “Legal issues can be complex and stressful – even those which might initially seem straightforward.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 95 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 75 contacts → | ||||
Partial evidence “Child & Child’s values – trust, integrity and excellence – are at the heart of what we do.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 71 contacts → | ||||
Partial evidence “Hanne & Co Solicitors is more than a law firm, we are a team of trusted advisors who’ve been part of London’s legal landscape for 125+ years, with offices in Holborn and Battersea.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 44 contacts → | ||||
Partial evidence “Meaby & Co Solicitors is a vibrant boutique London Law firm with offices in the heart of Soho, Camberwell and Chigwell (Essex).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 39 contacts → | ||||
Partial evidence “Sinclair Gibson LLP is a leading independent private client law firm based in London.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 27 contacts → | ||||
Indirect evidence “Rooks Rider Solicitors is a boutique legal firm based in the UK, with a long-standing tradition of offering high-quality legal services to businesses and individuals.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 22 contacts → | ||||
Partial evidence “Muscatt Black Graf is a law firm located on Baker Street in London’s West End, just a stone’s throw from Mayfair, Marylebone, and Paddington.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 20 contacts → | ||||
Partial evidence “Private Wealth – Advisory, Structuring & Professional Services SERVICE OFFERING: Trust and Estate Planning, Corporate and Fiduciary Services, Tax Advisory, Accountancy and Tax…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 17 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 17 contacts → | ||||
Indirect evidence “Wildan Legal Solicitors Ltd is regulated by the Solicitors Regulations Authority.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Partial evidence “RakLAW Solicitors is a full-service law firm based in London, United Kingdom.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Indirect evidence “Freedman Green Dhokia prides itself on the wealth of expertise and personalised service it offers to discerning individuals in areas including residential and commercial property…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Indirect evidence “Pothecary Witham Weld provides specialist legal advice to charitable institutions, private individuals and companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 12 contacts → | ||||
Partial evidence “Seddons is a leading law firm based in London’s West End, with a strong reputation for both commercial and private client work.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 12 contacts → | ||||
Indirect evidence “At Stapletons Solicitors we are committed to providing excellent Legal services to you no matter how large or small your matter is.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: trust administration law firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names trust administration law firms.
- Partial evidence
- Its own public description names part of trust administration law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name trust administration law firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 110 trust administration law firms based in London, United Kingdom
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Trust administration law firms based in London, United Kingdom at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 110 companies.
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 trust administration law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in London, United Kingdom whose own description of what they do matches “trust administration law firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names trust administration law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among trust administration law firms, and records with no verified work email. Companies headquartered outside London 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 its RevenueBase Smart Search 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, 2,749 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 29, 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.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names trust administration law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many trust administration law firms are there based in London, United Kingdom?
RevenueBase identified 110 trust administration law firms headquartered in London, 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?
Withersworldwide, headquartered in London, tops this list with the largest team on record.
Which city in the United Kingdom has the most trust administration law firms?
London leads the United Kingdom with 110 headquartered companies, followed by Glasgow (14) and Edinburgh (11).
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 2,749 verified decision-maker contacts tracked across these 110 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 29, 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 Smart Search, 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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