Company lists · Data refreshed September 2026

Top 25 Management buyout law firms based in London, United Kingdom

Name: Management buyout law firms based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 76 companies tracked

RevenueBase identified 76 management buyout law firms headquartered in London, United Kingdom as of September 2026 and tracks 2,575 professional contacts across them, including 1,379 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers management buyout 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 28, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review

76Companies

2,575Contacts tracked

1,379Verified emails

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The 25 largest management buyout law firms based in London, United Kingdom

Ranked by team size

Top 25 of 76 management buyout law firms based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to management buyout law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Slaughter And MAY	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	1,001-5,000	1,951 contacts →
	Partial evidence “Slaughter and May is regarded as one of the most prestigious law firms in the world.” Source: RevenueBase Database · checked Sep 28, 2026
2	Marriott Harrison	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	114 contacts →
	Indirect evidence “Marriott Harrison is a legal transactional and advisory firm, best known for its market-leading work alongside insightful investors and ambitious companies who build, evolve, and…” Source: RevenueBase Database · checked Sep 28, 2026
3	SI Global	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	79 contacts →
	Indirect evidence “We are SI Global.” Source: RevenueBase Database · checked Sep 28, 2026
4	Rosling King LLP	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	45 contacts →
	Partial evidence “Rosling King is a rapidly growing UK-based law firm specialising in serving the needs of financial institutions and the real estate, private equity and construction sectors.” Source: RevenueBase Database · checked Sep 28, 2026
5	Ingram Winter Green LLP	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	36 contacts →
	Partial evidence “London City Law Firm.” Source: RevenueBase Database · checked Sep 28, 2026
6	Mayer Brown International LLP	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	27 contacts →
	Partial evidence “Mayer Brown is a distinctively global law firm, uniquely positioned to advise the world’s leading companies and financial institutions on their most complex deals and disputes.” Source: RevenueBase Database · checked Sep 28, 2026
7	Chelsea Corporate	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	24 contacts →
	Indirect evidence “Chelsea Corporate is a London based buy-side M&A advisory firm.” Source: RevenueBase Database · checked Sep 28, 2026
8	RW Blears	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	18 contacts →
	Partial evidence “We’re a law firm with decades of experience in advising on the full fundraising, investment and exit lifecycle, delivering sensible and commercial insight, without the…” Source: RevenueBase Database · checked Sep 28, 2026
9	Westbridge	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	18 contacts →
	Partial evidence “Established in 2008, WestBridge is a UK independent buyout firm focusing on control investments in profitable lower mid-market companies.” Source: RevenueBase Database · checked Sep 28, 2026
10	Lava Advisory Partners	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	15 contacts →
	Indirect evidence “LAVA is an M&A advisory firm with a difference.” Source: RevenueBase Database · checked Sep 28, 2026
11	Sumer LAW	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	14 contacts →
	Indirect evidence “We’re a team of solicitors and business lawyers with extensive industry experience and a passion for helping SMEs across the UK protect, grow, and future-proof their businesses.” Source: RevenueBase Database · checked Sep 28, 2026
12	Hill Dickinson	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	1,001-5,000	13 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
13	Dyer Baade & Company	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	12 contacts →
	Indirect evidence “Dyer Baade & Company (DBC) is an independent M&A boutique based in St.” Source: RevenueBase Database · checked Sep 28, 2026
14	Barnes LAW Associates	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	12 contacts →
	Partial evidence “Barnes Law operates from Mayfair, where precision meets purpose.” Source: RevenueBase Database · checked Sep 28, 2026
15	LU Oliphant Solicitors LLP	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	11 contacts →
	Indirect evidence “Lu Oliphant is the boutique London legal firm with a global reach.” Source: RevenueBase Database · checked Sep 28, 2026
16	Adam Street Advisers	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	11 contacts →
	Partial evidence “Adam Street Advisers, formerly Nexus Corporate Finance, was established in 2008 and is a London based corporate advisory firm specialising in advising shareholders and management…” Source: RevenueBase Database · checked Sep 28, 2026
17	DMX Partners	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	10 contacts →
	Partial evidence “We are a law firm specializing in investments in private markets and our mission is to deliver high-quality, fast and cost-effective execution of primaries, secondaries and…” Source: RevenueBase Database · checked Sep 28, 2026
18	Farnam Entrepreneurial Succession	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	1-10	10 contacts →
	Indirect evidence “Farnam Entrepreneurial Succession Ltd (“Farnam”) is led by an entrepreneur looking to buy, operate and grow one small or medium UK business.” Source: RevenueBase Database · checked Sep 28, 2026
19	Starling Corporate Limited	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	8 contacts →
	Indirect evidence “Starling Corporate Limited offer a sell-side brokerage service that ensures confidentiality at all stages, providing business owners with the best possible solution to exit a…” Source: RevenueBase Database · checked Sep 28, 2026
20	Private Markets Associates	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	1-10	7 contacts →
	Indirect evidence “Private Markets Associates is a strategic and structuring consultancy operating across the asset classes in private markets.” Source: RevenueBase Database · checked Sep 28, 2026
21	RBG Holdings PLC	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	201-500	7 contacts →
	Indirect evidence “RBG Holdings plc is an AIM-listed professional services group, which comprises the following: RBG Legal Services, is the Company's legal services division, which includes…” Source: RevenueBase Database · checked Sep 28, 2026
22	Radix Legal & Consulting LTD	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	1-10	5 contacts →
	Partial evidence “Radix Legal and Consulting Ltd (RLC) is a client focused and business orientated law firm providing legal advisory, transactional support, consulting and training services to…” Source: RevenueBase Database · checked Sep 28, 2026
23	On Consulting Limited	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	1-10	4 contacts →
	Indirect evidence “ON Consulting delivers transformative transactions, tailored business strategy and provides legal solutions for a range of clients.” Source: RevenueBase Database · checked Sep 28, 2026
24	Allectus	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	1-10	4 contacts →
	Partial evidence “Allectus is an elite corporate law boutique that delivers effective results.” Source: RevenueBase Database · checked Sep 28, 2026
25	Exitgate	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	1-10	4 contacts →
	Indirect evidence “Most people in this industry see a company.” Source: RevenueBase Database · checked Sep 28, 2026

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: management buyout 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 management buyout law firms.
Partial evidence: Its own public description names part of management buyout law firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name management buyout 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 76 management buyout law firms based in London, United Kingdom

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Management buyout law firms based in London, United Kingdom at a glance

As of Sep 28, 2026

53.6%Verified-email coverage

33.9Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

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 76 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 management buyout 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 “management buyout 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 management buyout 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 management buyout 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, 1,379 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 28, 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 management buyout 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 management buyout law firms are there based in London, United Kingdom?

RevenueBase identified 76 management buyout 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?

Slaughter And MAY, headquartered in London, tops this list with the largest team on record.

Which city in the United Kingdom has the most management buyout law firms?

London leads the United Kingdom with 76 headquartered companies, followed by Bristol (7) and Glasgow (3).

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 1,379 verified decision-maker contacts tracked across these 76 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 28, 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.