Company lists · Data refreshed September 2026

Top 25 Government contractors electronics based in the United Kingdom

RevenueBase identified 272 government contractors electronics headquartered in the United Kingdom as of September 2026 and tracks 3,339 professional contacts across them, including 1,180 with verified work emails. London is the largest hub.

This list covers government contractors electronics headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
272Companies
3,339Contacts tracked
1,180Verified emails
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The 25 largest government contractors electronics based in the United Kingdom

Ranked by team size
Top 25 of 272 government contractors electronics based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to government contractors electronics: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceExhall, United KingdomHQ checked Sep 16, 2026501-1,000150 contacts →

Indirect evidence

“Nasmyth is a cohesive group of engineering businesses that consistently provides high quality services and products.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceDorset, United KingdomHQ checked Sep 16, 202610001+148 contacts →

Indirect evidence

“Key Facts We have a deep understanding of how our equipment will be used and never lose sight of what’s important to our customers.”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceGosport, United KingdomHQ checked Sep 16, 202651-200120 contacts →

Partial evidence

“STS Defence, a part of the Cicor Group, is a UK-based engineering and technology company specialising in mission-critical, secure communications & networks, electronic warfare &…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceBristol, United KingdomHQ checked Sep 16, 202651-200116 contacts →

Indirect evidence

“Nova Systems is a leading global engineering services and technology solutions company with more than employees working from strategically located offices around the world…”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceRedditch, United KingdomHQ checked Sep 16, 202651-200113 contacts →

Indirect evidence

“Steatite Ltd is a market leader in the design, production, test and supply of rugged industrial computers, MANET radio systems, advanced wideband antennas, and imaging…”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceNewport, United KingdomHQ checked Sep 16, 2026201-500103 contacts →

Indirect evidence

“Axiom Manufacturing Services is a world class provider of contract manufacturing services, benchmarking standards in design, development, and manufacturing of leading-edge…”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceReading, United KingdomHQ checked Sep 16, 202651-20082 contacts →

Partial evidence

“Active-PCB Solutions is a focused, responsive and dependable Electronic Manufacturing Services provider (EMS) specialising in small to medium batch production for high-complexity…”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceBedford, United KingdomHQ checked Sep 16, 202651-20081 contacts →

Partial evidence

“Axis Electronics is a UK EMS Company within the Cicor Group of EMS companies (electronics manufacturing services) specialising in high reliability, complex PCBA and System…”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceGlasgow, United KingdomHQ checked Sep 16, 2026201-50079 contacts →

Indirect evidence

“Walker Group is a forward-thinking, technology-led contract manufacturing company serving global markets.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceStevenage, United KingdomHQ checked Sep 16, 202651-20064 contacts →

Partial evidence

“Nemco is a leading Contract Electronics Manufacturer providing a complete product manufacturing, logistics and repair service to our customers.”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceCrayford, United KingdomHQ checked Sep 16, 202651-20062 contacts →

Partial evidence

“Texcel Technology Plc is a electronic design and manufacturing (CEM) company, based in the United Kingdom.”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceFareham, United KingdomHQ checked Sep 16, 202651-20056 contacts →

Partial evidence

“Design - Develop - Manufacture | Concept to Creation At PSUK, our mission is clear:"To be the first choice Contract Electronics Manufacturer in the UK, by providing exceptional…”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceBallynahinch, United KingdomHQ checked Sep 16, 202651-20052 contacts →

Partial evidence

“Nitronica offer a comprehensive range of electrical and electronic assembly services from our sq.”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceDerby, United KingdomHQ checked Sep 16, 202651-20050 contacts →

Partial evidence

“Tioga Limited, founded in 1996, has developed into one of the UK's leading privately owned Contract Electronic Manufacturers (CEM), offering a broad spectrum of electronic…”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceEdinburgh, United KingdomHQ checked Sep 16, 202651-20047 contacts →

Indirect evidence

“From PCB manufacturing, through sheet metal fabrication to electro-mechanical assembly.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceEnniskillen, United KingdomHQ checked Sep 16, 2026201-50045 contacts →

Partial evidence

“Established in 1986, Elite Electronic Systems is a trusted provider of Electronic Manufacturing Services (EMS), supporting innovative and successful customers across the UK…”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceSudbury, United KingdomHQ checked Sep 16, 2026201-50039 contacts →

Indirect evidence

“The MEL Group is an engineering and systems solutions provider, strategically positioned in the aerospace, defence, commercial and industrial sectors, with capabilities in…”

Source: RevenueBase Database · checked Sep 16, 2026
18Partial evidenceChesterfield, United KingdomHQ checked Sep 16, 202651-20036 contacts →

Partial evidence

“Kingfield Electronics specialise in providing world class electronic manufacturing solutions to companies operating in a variety of low to medium volume, high reliability, high…”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceSouth Woodham Ferrers, United KingdomHQ checked Sep 16, 202651-20034 contacts →

Partial evidence

“Challenger Solutions is a specialist Contract Electronics Manufacturing services company dedicated to providing solutions to a wide range of commercial and industrial sectors -…”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceBerkshire, United KingdomHQ checked Sep 16, 202651-20034 contacts →

Partial evidence

“Newbury Electronics provide quality contract electronic manufacturing (CEM) services in-house.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceBordon, United KingdomHQ checked Sep 16, 202651-20032 contacts →

Partial evidence

“At G&B it is our aim to become the UK's electronic manufacturing partner of choice.”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceLoughborough, United KingdomHQ checked Sep 16, 202651-20031 contacts →

Partial evidence

“Established in March 1983 Datalink Electronics Ltd is a renowned ISO 13485 and ISO 9001 certified UK contract electronics manufacturing company.”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceDunfermline, United KingdomHQ checked Sep 16, 202651-20031 contacts →

Partial evidence

“At Dynamic EMS, we understand that no two-electronic equipment manufacturing customers are the same.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceWidnes, United KingdomHQ checked Sep 16, 202651-20028 contacts →

Partial evidence

“The Norcott Technologies is a leading supplier of electronic design and manufacturing services.”

Source: RevenueBase Database · checked Sep 16, 2026
25Partial evidenceGoring-by-sea, United KingdomHQ checked Sep 16, 202651-20027 contacts →

Partial evidence

“At GB Electronics (UK) Ltd, we have a proven track record of success within the electronics industry.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 272 government contractors electronics based in the United Kingdom

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Government contractors electronics based in the United Kingdom at a glance

As of Sep 16, 2026
35.3%Verified-email coverage
12.3Average contacts per company
11-50Median size (employees)
3.7%Largest-city concentration · London
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
107
11-50
94
51-200
53
201-500
12
501-1,000
2
10001+
2

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 272 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among government contractors electronics, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “government contractors electronics”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names government contractors electronics), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among government contractors electronics, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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
Every listed company carries at least one verified work email, 1,180 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names government contractors electronics, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many government contractors electronics are there based in the United Kingdom?

RevenueBase identified 272 government contractors electronics headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Nasmyth, headquartered in Exhall, tops this list with the largest team on record.

Which city has the most government contractors electronics?

London leads with 10 headquartered companies, followed by Bristol (5) and Glasgow (4).

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 1,180 verified decision-maker contacts tracked across these 272 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.