Company lists · Data verified August 2026

Top 25 Digital transformation consultants based in the United Kingdom

Name: Digital transformation consultants 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 5,450 companies tracked

There are 5,450 digital transformation consultants headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 422,082 professional contacts across them, including 103,814 with verified work emails and 27,106 with mobile numbers. London is the largest hub.

This list covers digital transformation consultants 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.

5,450Companies

422,082Contacts tracked

103,814Verified emails

27,106Mobile numbers

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The 25 largest digital transformation consultants based in the United Kingdom

Ranked by team size

Top 25 of 5,450 digital transformation consultants 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	WNS	London	10001+	46,619	10,039
3	Mphasis	London	10001+	43,740	6,968
4	Sopra Steria	Edinburgh	10001+	37,387	16,784
5	Persistent Systems	Chertsey	10001+	27,186	10,549
6	Andersen LAB	London	1,001-5,000	3,609	1,152
7	Williams LEA	London	10001+	3,281	1,239
8	Ensono	Staines-Upon-Thames	1,001-5,000	3,246	1,963
9	Version 1	Newcastle Upon Tyne	1,001-5,000	3,198	1,990
10	Kaartech	Huddersfield	1,001-5,000	2,519	691
11	Gspann Technologies, INC	London	1,001-5,000	1,874	754
12	Sword Group	Aberdeen	1,001-5,000	1,747	982
13	Zühlke Group	London	1,001-5,000	1,580	909
14	BBD	London	1,001-5,000	1,220	485
15	Genisys Group	London	1,001-5,000	1,146	67
16	And Digital	London	1,001-5,000	1,048	487
17	Miratech	London	1,001-5,000	982	352
18	Advania UK	London	1,001-5,000	905	5
19	Sada, An Insight Company	Poole	10001+	872	139
20	Agilisys	London	1,001-5,000	652	154
21	LS Digital Group	London	1,001-5,000	586	224
22	NOBLQ	London	1,001-5,000	468	52
23	Delaware United Kingdom & Ireland	Bristol	1,001-5,000	359	239
24	Qvest Global	London	1,001-5,000	356	102
25	Riseup Labs	London	1,001-5,000	274	37

Showing 25 of 5,450 digital transformation consultants based in the United Kingdom

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Digital transformation consultants based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 2525 HQs

27,106Contacts with mobile numbers

169Emails re-verified in last 30 days

Companies by employee count

1-10

3,384

11-50

1,344

51-200

470

201-500

109

501-1,000

1,001-5,000

10001+

Digital transformation consultants by metro

Metro	Companies
Digital transformation consultants in London	2525
Digital transformation consultants in Manchester	164
Digital transformation consultants in Birmingham	86
Digital transformation consultants in Bristol	77
Digital transformation consultants in Leeds	77
Digital transformation consultants in Glasgow	67
Digital transformation consultants in Edinburgh	62

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 “digital transformation consultants”, 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; 169 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 digital transformation consultants are there based in the United Kingdom?

There are 5,450 digital transformation consultants 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 digital transformation consultants?

London leads with 2525 headquartered companies, followed by Manchester (164) and Birmingham (86).

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 103,814 verified decision-maker contacts tracked across these 5,450 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.