Company lists · Data verified August 2026

Top 25 Blockchain consulting firms based in the United Kingdom

Name: Blockchain 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 388 companies tracked

There are 388 blockchain consulting firms headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 3,638 professional contacts across them, including 541 with verified work emails and 221 with mobile numbers. London is the largest hub.

This list covers blockchain 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.

388Companies

3,638Contacts tracked

541Verified emails

221Mobile numbers

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The 25 largest blockchain consulting firms based in the United Kingdom

Ranked by team size

Top 25 of 388 blockchain 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	Nethermind	London	201-500	261	133
2	Primafelicitas	London	51-200	90	1
3	Applied Blockchain	London	51-200	76	43
4	Plexus Resource Solutions	London	11-50	74	54
5	Nchain	Global	201-500	61	41
6	Spinnrtech	London	11-50	46	11
7	Colehouse Group	London	11-50	24	8
8	ANSG	London	51-200	20	4
9	Fahm Technology Partners	Northampton	51-200	18	5
10	LKI Consulting	London	11-50	17	2
11	Blockchain Reply	London	1,001-5,000	15	7
12	Coinsetters Web3	London	11-50	14	2
13	Vibranium Audits	London	11-50	14	1
14	Guard Global Centre Of Excellence	Deal	201-500	9	5
15	Cognition Foundry	n/a	11-50	7	5
16	Lawbeam	London	11-50	7	1
17	Fifth9	London	11-50	6	5
18	Coinque Consulting	London	11-50	5	3
19	Iconic Studio	Milton Keynes	11-50	5	2
20	Rainmaker People	London	11-50	5	1
21	TECXA	London	11-50	5	1
22	Nortaq LTD	London	11-50	4	3
23	Cynopia LTD	London	11-50	4	2
24	Itealist	London	51-200	3	1
25	Intrinsic Global	London	11-50	3	1

Showing 25 of 388 blockchain consulting firms based in the United Kingdom

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Blockchain consulting firms based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 262 HQs

221Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

252

11-50

110

51-200

201-500

1,001-5,000

Blockchain consulting firms by metro

Metro	Companies
Blockchain consulting firms in London	262
Blockchain consulting firms in Manchester	11
Blockchain consulting firms in Birmingham	6
Blockchain consulting firms in Leeds	6
Blockchain consulting firms in Glasgow	5
Blockchain consulting firms in Edinburgh	4
Blockchain consulting firms in Northampton	3

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 “blockchain 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; 3 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 blockchain consulting firms are there based in the United Kingdom?

There are 388 blockchain consulting firms headquartered in the United Kingdom as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most blockchain consulting firms?

London leads with 262 headquartered companies, followed by Manchester (11) and Birmingham (6).

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 541 verified decision-maker contacts tracked across these 388 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.