Company lists · Data verified August 2026

Top 25 Data architecture consulting firms based in the United Kingdom

Name: Data architecture 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 865 companies tracked

There are 865 data architecture consulting firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 10,829 professional contacts across them, including 4,390 with verified work emails and 751 with mobile numbers. London is the largest hub.

This list covers data architecture 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.

865Companies

10,829Contacts tracked

4,390Verified emails

751Mobile numbers

Unlock all 865 companies Free account · no credit card · 2 minutes

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

Ranked by team size

Top 25 of 865 data architecture 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	Gspann Technologies, INC	London	1,001-5,000	1,874	754
2	First Derivative	Newry	1,001-5,000	1,022	525
3	Quick Release	London	501-1,000	383	144
4	Seargin	London	501-1,000	275	188
5	Innova-Tsn	London	201-500	271	40
6	Vcreatek Consulting	Cardiff	201-500	245	64
7	ELAIT	London	51-200	186	81
8	Contino, A Cognizant Company	n/a	201-500	159	48
9	Grape UP	London	51-200	121	82
10	Dufrain	Edinburgh	51-200	118	95
11	Glue Reply	London	51-200	118	46
12	Simpson Associates	York	51-200	116	70
13	Teracode	London	51-200	104	66
14	Oakland Everything Data	London	51-200	95	37
15	Groupbwt	London	51-200	92	7
16	Nephos Technologies	London	51-200	79	62
17	Tecknoworks	London	51-200	79	42
18	Solidatus	London	51-200	77	49
19	6point6 Part Of Accenture	London	201-500	73	29
20	Koios Consulting LTD	Cardiff	51-200	67	46
21	Seriös Group	Newcastle Upon Tyne	51-200	64	45
22	Digiterre	London	51-200	57	32
23	Marionete	London	51-200	53	26
24	Elevondata	London	51-200	52	38
25	Onepoint Consulting	London	51-200	52	32

Showing 25 of 865 data architecture consulting firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 4,390 reachable decision-makers.

Free account · no credit card

See all 865 companies

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

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 360 HQs

751Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

598

11-50

172

51-200

201-500

501-1,000

1,001-5,000

10001+

Data architecture consulting firms by metro

Metro	Companies
Data architecture consulting firms in London	360
Data architecture consulting firms in Manchester	25
Data architecture consulting firms in Leeds	16
Data architecture consulting firms in Edinburgh	14
Data architecture consulting firms in Birmingham	11
Data architecture consulting firms in Milton Keynes	10
Data architecture consulting firms in Bristol	10

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 architecture 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; 7 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 architecture consulting firms are there based in the United Kingdom?

There are 865 data architecture consulting firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

Gspann Technologies, INC, headquartered in London, tops this list with the largest team on record.

Which city has the most data architecture consulting firms?

London leads with 360 headquartered companies, followed by Manchester (25) and Leeds (16).

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 4,390 verified decision-maker contacts tracked across these 865 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.

Ready to reach these companies? Verified emails and direct dials for all 865 data architecture consulting firms based in the United Kingdom. Start with a free account, no credit card.

Get the full list

Related lists

Data architecture consulting firms by geography

Browse the directory

Browse: Companies home · All United Kingdom lists · All Data architecture consulting firms lists · New lists

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.