Company lists · Data refreshed September 2026

Top 22 Unmanned systems companies based in the United Kingdom

RevenueBase identified 62 unmanned systems companies headquartered in the United Kingdom as of September 2026 and tracks 1,441 professional contacts across them, including 620 with verified work emails. London is the largest hub.

This list covers unmanned systems 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. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 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 22, 2026 86% judged on-target in blind review
62Companies
1,441Contacts tracked
620Verified emails
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The 22 largest unmanned systems companies based in the United Kingdom

Ranked by team size
Top 22 of 62 unmanned systems companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to unmanned systems companies: 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 evidenceLondon, United KingdomHQ checked Sep 22, 2026501-1,000714 contacts →

Indirect evidence

“Ocean Infinity is a technology-driven company transforming how ocean operations are carried out.”

Source: RevenueBase Database · checked Sep 22, 2026
2Indirect evidenceSalisbury, United KingdomHQ checked Sep 22, 2026201-500168 contacts →

Indirect evidence

“Callen-Lenz is a market-leading UK SME providing operationally proven technological solutions, including bespoke aircraft, rapid prototyping, upgrades, software, and avionics, as…”

Source: RevenueBase Database · checked Sep 22, 2026
3Strong evidenceBedford, United KingdomHQ checked Sep 22, 202651-20056 contacts →

Strong evidence

“We are Blue Bear Systems Research, pioneers of autonomy and unmanned systems; evolving unmanned concepts, regardless of size, at a pace unmatched by other organisations.”

Source: RevenueBase Database · checked Sep 22, 2026
4Partial evidencePlymouth, United KingdomHQ checked Sep 22, 202611-5042 contacts →

Partial evidence

“An independent company specialising in the provision of Manned and Unmanned Submarines / Vehicles for defence, research, commercial survey and for fun.”

Source: RevenueBase Database · checked Sep 22, 2026
5Partial evidenceHampshire, United KingdomHQ checked Sep 22, 202611-5041 contacts →

Partial evidence

“Evolve Dynamics builds rugged, battle-tested uncrewed aircraft systems for defence, emergency response, and critical infrastructure.”

Source: RevenueBase Database · checked Sep 22, 2026
6Partial evidencePewsey, United KingdomHQ checked Sep 22, 202611-5025 contacts →

Partial evidence

“Modini specialise in the design, development, test, evaluation and operational delivery of complex uncrewed systems (UxS).”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceTollesbury, United KingdomHQ checked Sep 22, 202611-5021 contacts →

Indirect evidence

“SEA-KIT International is a British SME providing hi-tech, USV (uncrewed surface vessel) solutions to the maritime, ocean science, research, defence and security industries for…”

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceHinckley, United KingdomHQ checked Sep 22, 202611-5014 contacts →

Indirect evidence

“Since 2017, Digital Concepts Engineering have been developing and deploying solutions directly related to the conversion of vehicles and platforms to remote control, and are…”

Source: RevenueBase Database · checked Sep 22, 2026
9Strong evidenceChristchurch, United KingdomHQ checked Sep 22, 202611-5014 contacts →

Strong evidence

UnmannedSystemsTechnology.com (UST) is the world’s largest digital sourcing platform dedicated to the unmanned and autonomous systems sector.”

Source: RevenueBase Database · checked Sep 22, 2026
10Strong evidenceCheltenham, United KingdomHQ checked Sep 22, 202611-5010 contacts →

Strong evidence

“UAVTEK is a UK manufacturer of Unmanned Systems with specialism in both Aerial and Ground solutions.”

Source: RevenueBase Database · checked Sep 22, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 22, 202611-507 contacts →

Indirect evidence

“Milanion Group is a defence technology and industrial group focused on delivering sovereign capability at speed.”

Source: RevenueBase Database · checked Sep 22, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 22, 20261-105 contacts →

Partial evidence

“Providing autonomous surveillance systems for industrial companies, and national security entities.”

Source: RevenueBase Database · checked Sep 22, 2026
13Indirect evidenceWalkerburn, United KingdomHQ checked Sep 22, 202611-505 contacts →

Indirect evidence

“Airobot-dynamics (an ACS company) have been providing innovative UAV solutions to global companies for over 10 years.”

Source: RevenueBase Database · checked Sep 22, 2026
14Partial evidenceLondon, United KingdomHQ checked Sep 22, 20261-103 contacts →

Partial evidence

“A leader in autonomous drone systems.”

Source: RevenueBase Database · checked Sep 22, 2026
15Indirect evidenceCambridge, United KingdomHQ checked Sep 22, 202611-503 contacts →

Indirect evidence

“Gotonomi’s mission is to enable always-on connectivity for autonomous and remotely piloted vehicles, making safe and scalable beyond visual line of sight operations a reality.”

Source: RevenueBase Database · checked Sep 22, 2026
16Strong evidenceSalisbury, United KingdomHQ checked Sep 22, 202611-503 contacts →

Strong evidence

“SkyCircuits Ltd designs and markets avionics, autopilot and ground station systems for optionally manned and unmanned aircraft.”

Source: RevenueBase Database · checked Sep 22, 2026
17Indirect evidenceSimonstone, United KingdomHQ checked Sep 22, 202611-502 contacts →

Indirect evidence

“Dedicated to advancing UAV Development for Government & Defence organisations Having developed a strong understanding of customers’ challenges, our small tactical UAS portfolio is…”

Source: RevenueBase Database · checked Sep 22, 2026
18Indirect evidenceSwansea, United KingdomHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
19Partial evidenceBristol, United KingdomHQ checked Sep 22, 20261-102 contacts →

Partial evidence

“DroneX is a UK-based robotics research and development consultancy specialising in Unmanned Aerial Vehicles (UAVs), or 'drones'.”

Source: RevenueBase Database · checked Sep 22, 2026
20Indirect evidenceBristol, United KingdomHQ checked Sep 22, 202651-2001 contacts →

Indirect evidence

“We focus on accelerating time-to-market, reducing operational costs, and enabling scalable efficiencies for our global partners through innovation, collaboration, and technical…”

Source: RevenueBase Database · checked Sep 22, 2026
21Strong evidenceLondon, United KingdomHQ checked Sep 22, 202611-501 contacts →

Strong evidence

“BML develop and manufacture unmanned aircraft systems for use in civilian and military applications around the world.”

Source: RevenueBase Database · checked Sep 22, 2026
22Indirect evidenceClitheroe, United KingdomHQ checked Sep 22, 20261-101 contacts →

Indirect evidence

“Caelus Drones Ltd t/a Enterprise UAV are able to offer both domestic and international services to organisations who need to use or purchase UAV technology.”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 22 of 62 unmanned systems companies based in the United Kingdom

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Unmanned systems companies based in the United Kingdom at a glance

As of Sep 22, 2026
43.0%Verified-email coverage
23.2Average contacts per company
1-10Median size (employees)
24.2%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
34
11-50
17
51-200
8
201-500
1
501-1,000
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 62 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 unmanned systems companies, 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 “unmanned systems companies”. 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 unmanned systems companies), 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 unmanned systems companies, 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, 620 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 22, 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 unmanned systems companies, 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 unmanned systems companies are there based in the United Kingdom?

RevenueBase identified 62 unmanned systems companies 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?

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

Which city has the most unmanned systems companies?

London leads with 15 headquartered companies, followed by Cambridge (4) and Salisbury (2).

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 620 verified decision-maker contacts tracked across these 62 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 22, 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.