Company lists · Data verified August 2026

Top 25 Blockchain software development companies based in the United Kingdom

Name: Blockchain software development 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 264 companies tracked

There are 264 blockchain software development companies headquartered in the United Kingdom (RevenueBase, August 2026). RevenueBase tracks 1,940 professional contacts across them, including 522 with verified work emails and 87 with mobile numbers. London is the largest hub.

This list covers blockchain software development 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.

264Companies

1,940Contacts tracked

522Verified emails

87Mobile numbers

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The 25 largest blockchain software development companies based in the United Kingdom

Ranked by team size

Top 25 of 264 blockchain software development 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	Nethermind	London	201-500	261	133
2	Webbylab	London	51-200	104	50
3	Primafelicitas	London	51-200	90	1
4	Applied Blockchain	London	51-200	76	43
5	Ment Tech	London	51-200	74	18
6	PEIKO	London	51-200	74	10
7	Smart Sight Innovations	London	51-200	65	32
8	Nchain	Global	201-500	61	41
9	EXYTE	London	11-50	57	17
10	DLT Apps	London	51-200	50	9
11	Semidot Infotech	Manchester	51-200	28	1
12	Gattaca	London	11-50	19	13
13	Fahm Technology Partners	Northampton	51-200	18	5
14	Kodelab	London	11-50	16	9
15	Coinsetters Web3	London	11-50	14	2
16	COSX	London	11-50	13	9
17	AVARA	London	51-200	10	4
18	Ondemandworld 点应科技	London	11-50	6	5
19	Coinque Consulting	London	11-50	5	3
20	Horizont Labs	London	11-50	5	2
21	Spade Tech	Edinburgh	11-50	5	2
22	TECXA	London	11-50	5	1
23	Buckchaf	London	11-50	5	1
24	Nortaq LTD	London	11-50	4	3
25	Cynopia LTD	London	11-50	4	2

Showing 25 of 264 blockchain software development companies based in the United Kingdom

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Blockchain software development companies based in the United Kingdom at a glance

As of Aug 28, 2026

1-10Median size (employees)

LondonLargest hub · 174 HQs

87Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

150

11-50

51-200

201-500

1,001-5,000

Blockchain software development companies by metro

Metro	Companies
Blockchain software development companies in London	174
Blockchain software development companies in Manchester	8
Blockchain software development companies in Glasgow	5
Blockchain software development companies in Edinburgh	4
Blockchain software development companies in Birmingham	4
Blockchain software development companies in Cambridge	2
Blockchain software development companies in Londra	2

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 software development 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; 4 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 software development companies are there based in the United Kingdom?

There are 264 blockchain software development companies 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 software development companies?

London leads with 174 headquartered companies, followed by Manchester (8) and Glasgow (5).

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 522 verified decision-maker contacts tracked across these 264 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.