Company lists · Data verified August 2026

Top 25 Business intelligence consulting firms based in the United Kingdom

Name: Business intelligence 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 4,128 companies tracked

There are 4,128 business intelligence consulting firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 44,894 professional contacts across them, including 12,547 with verified work emails and 4,781 with mobile numbers. London is the largest hub.

This list covers business intelligence 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.

4,128Companies

44,894Contacts tracked

12,547Verified emails

4,781Mobile numbers

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The 25 largest business intelligence consulting firms based in the United Kingdom

Ranked by team size

Top 25 of 4,128 business intelligence 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	NRI Group	London	10001+	2,871	36
2	Gspann Technologies, INC	London	1,001-5,000	1,874	754
3	First Derivative	Newry	1,001-5,000	1,022	525
4	Interpath	London	1,001-5,000	1,016	654
5	The Smart Cube	London	501-1,000	717	239
6	Dynatech Systems	Leeds	501-1,000	478	249
7	Leader Investment Group - LIG	London	501-1,000	452	42
8	Softwire	London	201-500	356	136
9	Phocas Software	Coventry	201-500	314	253
10	Elixirr Digital	Colchester	201-500	310	2
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	Bluewolf, An IBM Company	London	10001+	196	27
17	DTC Infotech Pvt. LTD	London	201-500	104	16
18	Cognition Solutions	London	201-500	79	55
19	Altius NOW Avanade	London	201-500	69	5
20	Fulcrumlogic	Reading	201-500	55	3
21	QA Consulting	Berkshire	201-500	51	4
22	Decision Inc. UK	London	201-500	35	28
23	Redkite	London London	201-500	34	19
24	The S&a Transform Group	London	201-500	27	15
25	SDG Group UK	Milton Keynes	1,001-5,000	24	12

Showing 25 of 4,128 business intelligence consulting firms based in the United Kingdom

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Business intelligence consulting firms based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 1622 HQs

4,781Contacts with mobile numbers

90Emails re-verified in last 30 days

Companies by employee count

1-10

3,097

11-50

655

51-200

181

201-500

501-1,000

1,001-5,000

10001+

Business intelligence consulting firms by metro

Metro	Companies
Business intelligence consulting firms in London	1622
Business intelligence consulting firms in Manchester	118
Business intelligence consulting firms in Birmingham	51
Business intelligence consulting firms in Bristol	50
Business intelligence consulting firms in Leeds	48
Business intelligence consulting firms in Reading	45
Business intelligence consulting firms in Edinburgh	39

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 “business intelligence 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; 90 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 business intelligence consulting firms are there based in the United Kingdom?

There are 4,128 business intelligence consulting firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most business intelligence consulting firms?

London leads with 1622 headquartered companies, followed by Manchester (118) and Birmingham (51).

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 12,547 verified decision-maker contacts tracked across these 4,128 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.