Company lists · Data verified August 2026

Top 25 Enterprise infrastructure investors based in the United Kingdom

Name: Enterprise infrastructure investors based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 163 companies tracked

There are 163 enterprise infrastructure investors headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 17,083 professional contacts across them, including 7,304 with verified work emails and 1,362 with mobile numbers. London is the largest hub.

This list covers enterprise infrastructure investors headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

163Companies

17,083Contacts tracked

7,304Verified emails

1,362Mobile numbers

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The 25 largest enterprise infrastructure investors based in the United Kingdom

Ranked by team size

Top 25 of 163 enterprise infrastructure investors based in the United Kingdom, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Balfour Beatty PLC	London	10001+	10,560	4,363
2	Castleton Commodities International	City Of London	201-500	598	299
3	Bridgepoint Group	West End	201-500	566	350
4	ACTIS	London	201-500	508	231
5	Mirova	London	201-500	319	195
6	Downing	London	201-500	305	250
7	Equitix	London	201-500	221	177
8	Infrared Capital Partners	London	51-200	194	146
9	Amber Infrastructure	London	51-200	172	134
10	Time Investments	London	51-200	118	88
11	Entrust Global	London	51-200	117	87
12	PBE Group	London	51-200	109	60
13	Semperian PPP Investment Partners	Bristol	51-200	82	51
14	Icon Infrastructure LLP	London	51-200	80	61
15	Rivage Investment	London	51-200	76	43
16	GLP Europe	Londres	51-200	73	59
17	Temporis Capital	London	11-50	60	38
18	Transmission Investment	London	11-50	53	42
19	Ancala	London	51-200	51	41
20	Infracapital	London	51-200	50	32
21	Basalt Infrastructure Partners	London	51-200	48	36
22	Arjun Infrastructure Partners	London	11-50	47	29
23	Gravis	London	51-200	43	38
24	Tribe Infrastructure Group	London	11-50	39	4
25	Zouk Capital LLP	London	11-50	38	16

Showing 25 of 163 enterprise infrastructure investors based in the United Kingdom

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Enterprise infrastructure investors based in the United Kingdom at a glance

As of Aug 28, 2026

11-50Median size (employees)

LondonLargest hub · 129 HQs

1,362Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Enterprise infrastructure investors by metro

Metro	Companies
Enterprise infrastructure investors in London	129
Enterprise infrastructure investors in Hemel Hempstead	2
Enterprise infrastructure investors in Inverness	2
Enterprise infrastructure investors in Londres	2
Enterprise infrastructure investors in London London	2
Enterprise infrastructure investors in West End	2
Enterprise infrastructure investors in Leeds	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “enterprise infrastructure investors”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many enterprise infrastructure investors are there based in the United Kingdom?

There are 163 enterprise infrastructure investors headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Balfour Beatty PLC, headquartered in London, tops this list with the largest team on record.

Which city has the most enterprise infrastructure investors?

London leads with 129 headquartered companies, followed by Hemel Hempstead (2) and Inverness (2).

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 7,304 verified decision-maker contacts tracked across these 163 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.