Company lists · Data verified August 2026

Top 25 Data analytics consulting firms based in the United Kingdom

Name: Data analytics consulting firms 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 2,091 companies tracked

There are 2,091 data analytics consulting firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 33,340 professional contacts across them, including 12,538 with verified work emails and 4,642 with mobile numbers. London is the largest hub.

This list covers data analytics consulting 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. Data current as of August 28, 2026.

2,091Companies

33,340Contacts tracked

12,538Verified emails

4,642Mobile numbers

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The 25 largest data analytics consulting firms based in the United Kingdom

Ranked by team size

Top 25 of 2,091 data analytics consulting firms 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	Protiviti	Leeds	5,001-10,000	8,869	3,626
2	Gspann Technologies, INC	London	1,001-5,000	1,874	754
3	Caci LTD	Birmingham	1,001-5,000	1,657	783
4	First Derivative	Newry	1,001-5,000	1,022	525
5	Interpath	London	1,001-5,000	1,016	654
6	The Smart Cube	London	501-1,000	717	239
7	Ascent	Bristol	5,001-10,000	415	229
8	Softwire	London	201-500	356	136
9	Elixirr Digital	Colchester	201-500	310	2
10	NEPA	London	201-500	307	134
11	Seargin	London	501-1,000	275	188
12	4most	London	201-500	271	182
13	Innova-Tsn	London	201-500	271	40
14	Vcreatek Consulting	Cardiff	201-500	245	64
15	Thorogood	London	201-500	228	36
16	Quantco	London	201-500	226	180
17	M Science	London	51-200	203	139
18	The Information LAB	London	51-200	202	102
19	ELAIT	London	51-200	186	81
20	Procode	Chandlers Ford	201-500	186	3
21	Cloudsmiths	London	51-200	150	8
22	Sagacity	London	51-200	148	105
23	Calligo	Leicester	201-500	111	68
24	Amber Labs	London	51-200	111	52
25	Curve Analytics	London	51-200	101	78

Showing 25 of 2,091 data analytics consulting firms based in the United Kingdom

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Data analytics consulting firms based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 987 HQs

4,642Contacts with mobile numbers

25Emails re-verified in last 30 days

Companies by employee count

1-10

1,503

11-50

416

51-200

116

201-500

501-1,000

1,001-5,000

5,001-10,000

Data analytics consulting firms by metro

Metro	Companies
Data analytics consulting firms in London	987
Data analytics consulting firms in Manchester	76
Data analytics consulting firms in Leeds	33
Data analytics consulting firms in Birmingham	30
Data analytics consulting firms in Bristol	28
Data analytics consulting firms in Edinburgh	25
Data analytics consulting firms in Glasgow	20

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 “data analytics consulting firms”, 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; 25 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 data analytics consulting firms are there based in the United Kingdom?

There are 2,091 data analytics consulting firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Protiviti, headquartered in Leeds, tops this list with the largest team on record.

Which city has the most data analytics consulting firms?

London leads with 987 headquartered companies, followed by Manchester (76) and Leeds (33).

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 12,538 verified decision-maker contacts tracked across these 2,091 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.