Company lists · Data verified August 2026

Top 25 Consulting services software companies based in the United Kingdom

Name: Consulting services software companies 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 6,048 companies tracked

There are 6,048 consulting services software companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 198,988 professional contacts across them, including 37,496 with verified work emails and 15,112 with mobile numbers. London is the largest hub.

This list covers consulting services software companies 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.

6,048Companies

198,988Contacts tracked

37,496Verified emails

15,112Mobile numbers

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The 25 largest consulting services software companies based in the United Kingdom

Ranked by team size

Top 25 of 6,048 consulting services software companies 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	Tech Mahindra	Milton Keynes	10001+	138,625	21,414
2	Gspann Technologies, INC	London	1,001-5,000	1,874	754
3	PMC	Abingdon	501-1,000	1,429	303
4	BBD	London	1,001-5,000	1,220	485
5	Mindera	Leicester	1,001-5,000	942	563
6	Silverlink Technologies	London	201-500	677	115
7	Leader Investment Group - LIG	London	501-1,000	452	42
8	Scott Logic	Bristol	201-500	392	260
9	Excelencia	London	201-500	377	122
10	Biztech Consulting & Solutions	Ruislip Ruislip	201-500	317	10
11	Caelius Consulting	London	201-500	280	152
12	Seargin	London	501-1,000	275	188
13	Q Agency	London	201-500	263	166
14	Aire Logic Limited	Manchester	201-500	260	166
15	V R Della Infotech Inc- V R Della Group	London	501-1,000	253	46
16	Fiftyfive Technologies	London	201-500	247	29
17	Netweb Software	Swindon	201-500	237	165
18	Actica Consulting	Guildford	201-500	224	153
19	Waterstons	Durham	201-500	223	157
20	Absolutelabs	London	201-500	190	101
21	Vervint	London	201-500	189	88
22	Codurance	London	201-500	171	74
23	Data Market	London	201-500	170	80
24	Sanderson Group PLC	Bristol	201-500	109	30
25	DTC Infotech Pvt. LTD	London	201-500	104	16

Showing 25 of 6,048 consulting services software companies based in the United Kingdom

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Consulting services software companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 2102 HQs

15,112Contacts with mobile numbers

68Emails re-verified in last 30 days

Companies by employee count

1-10

4,209

11-50

1,167

51-200

347

201-500

501-1,000

1,001-5,000

10001+

Consulting services software companies by metro

Metro	Companies
Consulting services software companies in London	2102
Consulting services software companies in Manchester	153
Consulting services software companies in Birmingham	93
Consulting services software companies in Bristol	84
Consulting services software companies in Edinburgh	68
Consulting services software companies in Reading	68
Consulting services software companies in Leeds	61

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 “consulting services software companies”, 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; 68 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 consulting services software companies are there based in the United Kingdom?

There are 6,048 consulting services software companies headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Tech Mahindra, headquartered in Milton Keynes, tops this list with the largest team on record.

Which city has the most consulting services software companies?

London leads with 2102 headquartered companies, followed by Manchester (153) and Birmingham (93).

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 37,496 verified decision-maker contacts tracked across these 6,048 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.