Company lists · Data refreshed September 2026

Top 25 Enterprise software private equity firms based in the United Kingdom

RevenueBase identified 565 enterprise software private equity firms headquartered in the United Kingdom as of September 2026 and tracks 10,309 professional contacts across them, including 5,215 with verified work emails. London is the largest hub.

This list covers enterprise software private equity 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, 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
565Companies
10,309Contacts tracked
5,215Verified emails
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The 25 largest enterprise software private equity firms based in the United Kingdom

Ranked by team size
Top 25 of 565 enterprise software private equity firms based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise software private equity 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500752 contacts →

Indirect evidence

“Hg is an investor in European and transatlantic technology and services businesses.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026501-1,000629 contacts →

Indirect evidence

“Permira is a global investment firm that backs successful businesses with growth ambitions.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026n/a469 contacts →

Indirect evidence

“We identify the hidden value in companies that are often in challenging or complex situations, but have a strong core offering.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500376 contacts →

Partial evidence

“Coller Capital, founded in 1990, is one of the world's leading investors in the secondary market for private assets – and widely acknowledged as an innovator in secondaries.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500328 contacts →

Indirect evidence

“AURELIUS is a global alternative investor, distinguished and widely recognised for its operational approach.”

Source: RevenueBase Database · checked Sep 28, 2026
6Strong evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500294 contacts →

Strong evidence

“We are a leading pure-play, international private equity firm that has been investing for nearly 50 years.”

Source: RevenueBase Database · checked Sep 28, 2026
7Strong evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500273 contacts →

Strong evidence

“IK Partners (“IK”) is a European private equity firm focused on investments in the Benelux, DACH, France, Nordics and the UK.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-200250 contacts →

Indirect evidence

“Founded over 20 years ago, Oakley Capital was established to be the partner of choice for exceptional founders and entrepreneurs.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500248 contacts →

Indirect evidence

“Investindustrial is a leading European investment firm, founded in 1990, with €17 billion of raised fund capital.”

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceLondon, United KingdomHQ checked Sep 28, 2026201-500214 contacts →

Strong evidence

“Inflexion is a leading European mid-market private equity firm with €20bn under management investing in high growth, entrepreneurial businesses with ambitious management teams and…”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-200187 contacts →

Indirect evidence

“Vitruvian Partners is an international investment firm that supports the most ambitious and talented entrepreneurs and higher growth companies to achieve their goals.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-200141 contacts →

Indirect evidence

“Keensight Capital (“Keensight”), one of the leading European Growth Buyout firms, is committed to supporting entrepreneurs as they implement their growth strategies.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceEdinburgh, United KingdomHQ checked Sep 28, 202651-200130 contacts →

Indirect evidence

“Welcome to Walter Scott.”

Source: RevenueBase Database · checked Sep 28, 2026
14Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-200116 contacts →

Strong evidence

“Tigbourne Capital is a distinguished private equity firm founded in 2011, headquartered in the UK and boasting a robust footprint across the USA, Europe, and the Arabian Gulf.”

Source: RevenueBase Database · checked Sep 28, 2026
15Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-200109 contacts →

Strong evidence

“TDR is a leading private equity firm with over €16 billion of assets under management and typically invests in strong European companies that are leaders in their markets.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-200109 contacts →

Indirect evidence

“Terra Firma drives value creation.”

Source: RevenueBase Database · checked Sep 28, 2026
17Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20098 contacts →

Strong evidence

“EMK Capital is a growth-focused private equity firm.”

Source: RevenueBase Database · checked Sep 28, 2026
18Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20098 contacts →

Strong evidence

“Livingbridge is a leading mid-market private equity firm.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 28, 2026201-50091 contacts →

Partial evidence

“Bregal is a global investment platform that partners with and builds exceptional private markets teams.”

Source: RevenueBase Database · checked Sep 28, 2026
20Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20083 contacts →

Strong evidence

“MML is an international mid-market private equity investor focused on investing alongside strong management teams and working in partnership with them to deliver their bold…”

Source: RevenueBase Database · checked Sep 28, 2026
21Strong evidenceLeeds, United KingdomHQ checked Sep 28, 202651-20081 contacts →

Strong evidence

“YFM Equity Partners are specialist, independently owned, private equity investors.”

Source: RevenueBase Database · checked Sep 28, 2026
22Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20078 contacts →

Strong evidence

“Established in CapVest is a leading mid-market private equity firm headquartered in London.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20074 contacts →

Indirect evidence

“At Tenzing, we're not just investors; we're partners on a mission.”

Source: RevenueBase Database · checked Sep 28, 2026
24Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20071 contacts →

Strong evidence

“Charterhouse is one of the longest established private equity firms operating in Europe.”

Source: RevenueBase Database · checked Sep 28, 2026
25Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20067 contacts →

Strong evidence

“ECI is a leading private equity investor, focussed on offering collaborative support to management teams.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 565 enterprise software private equity firms based in the United Kingdom

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Enterprise software private equity firms based in the United Kingdom at a glance

As of Sep 28, 2026
50.6%Verified-email coverage
18.2Average contacts per company
1-10Median size (employees)
73.5%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
317
11-50
181
51-200
39
201-500
17
501-1,000
4
1,001-5,000
3
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 565 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 enterprise software private equity 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 the United Kingdom whose own description of what they do matches “enterprise software private equity 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 enterprise software private equity 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 enterprise software private equity 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 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, 5,215 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.

Enterprise software private equity firms by metro

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 enterprise software private equity 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 enterprise software private equity firms are there based in the United Kingdom?

RevenueBase identified 565 enterprise software private equity 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?

HG, headquartered in London, tops this list with the largest team on record.

Which city has the most enterprise software private equity firms?

London leads with 415 headquartered companies, followed by Manchester (10) and Birmingham (8).

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 5,215 verified decision-maker contacts tracked across these 565 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.