Company lists · Data refreshed September 2026
Top 25 Confined space safety software companies based in the United Kingdom
RevenueBase identified 52 confined space safety software companies headquartered in the United Kingdom as of September 2026 and tracks 694 professional contacts across them, including 300 with verified work emails. London is the largest hub.
This list covers confined space safety software 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 27, 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.
The 25 largest confined space safety software companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 120 contacts → | ||||
Partial evidence “Fully accredited health and safety training providers for all industries.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 86 contacts → | ||||
Strong evidence “As the professional services arm of Arco Ltd, we are UK's leading provider of Working at Height, Confined Space and Respiratory services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 60 contacts → | ||||
Indirect evidence “Rescue 2 are a company formed of 2 services that complement each other.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 44 contacts → | ||||
Strong evidence “Specialising in services in relation to Respiratory Protective and Confined Space Equipment, our aim is to provide whatever is required in relation to these areas of safety…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 30 contacts → | ||||
Strong evidence “With over 25 years in business, NiSoft is the world's leading supplier of lock out tag out, risk assessment and safety document management software.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 30 contacts → | ||||
Strong evidence “Keyzo develops intuitive, cloud-based software that helps organisations simplify Health & Safety compliance and manage contractors safely, consistently, and efficiently.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 21 contacts → | ||||
Partial evidence “Rockall Safety | Safety Equipment Specialists | Protecting People Since 1995 About: • Safety is Our Passion: At Rockall Safety, we're dedicated to keeping your workplace safe.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 21 contacts → | ||||
Strong evidence “Originally founded in 1983, PMP Utilities has over 30 years’ experience of safe working in high risk confined spaces; providing bespoke engineering solutions and becoming renowned…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 20 contacts → | ||||
Strong evidence “Digital risk, compliance and safety software that is easy to configure, connects with your existing systems and puts you in control.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 18 contacts → | ||||
Strong evidence “Globestock Safety manufacture and supply a wide range of high-quality solutions for confined space access, work at height and load arrest.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 15 contacts → | ||||
Strong evidence “Altitude Safety has grown to become one of the UK’s leading suppliers of Confined Space and Site Safety Equipment.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 15 contacts → | ||||
Indirect evidence “HSE product Specialists Our experience of technology development for the most hostile of environments on the planet means we are in a unique position to assist companies to work…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 11 contacts → | ||||
Indirect evidence “RIBBLE ENVIRO LIMITED is an environmental services company based out of Clitheroe, Lancashire, United Kingdom.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 10 contacts → | ||||
Strong evidence “Worksmatic is a software company focused on building innovative safety, compliance management, and operations systems for construction, field services and safety-focused…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 10 contacts → | ||||
Partial evidence “CSTS Ltd is a specialist provider of health and safety support and education.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 9 contacts → | ||||
Partial evidence “We concentrate on what we're good at: providing high quality compliant, management software solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 8 contacts → | ||||
Partial evidence “Award-winning Heath & Safety App for businesses of all sizes Be-Safe Technologies Ltd has two services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 7 contacts → | ||||
Strong evidence “Discover a smarter way to manage health and safety with our cutting-edge software solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 6 contacts → | ||||
Strong evidence “Morsafe Limited are a dedicated progressive company that specialise in delivering quality safe systems training for confined spaces, working at heights and petroleum installations…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 5 contacts → | ||||
Partial evidence “QRIMS develops and distributes a range of integrated software solutions: Q-PERM is a permit to work and control of contractors software tool with a series of built in controls…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 contacts → | ||||
Strong evidence “Redline Safety Ltd is a specialist confined space safety and face fit testing provider.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 contacts → | ||||
Partial evidence “Safehouse is a global business focussed on safety, and on delivering economic benefit to our customers.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3 contacts → | ||||
Indirect evidence “Air2Work Limited have officially changed thier name to E-Innovation (UK) Limited as part of a global recognition process by our parent company in Norway, E Innovation AS.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Strong evidence “At Element Safety we are dedicated to providing the latest training, in simulated situations, for · Working in confined spaces · Working at height · First aid.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Partial evidence “Able Safety have been supplying, maintaining and hiring safety equipment since 2010.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: confined space safety software companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names confined space safety software companies.
- Partial evidence
- Its own public description names part of confined space safety software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name confined space safety software companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 52 confined space safety software companies based in the United Kingdom
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Confined space safety software companies based in the United Kingdom at a glance
As of Sep 27, 2026Companies by employee count
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 52 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 confined space safety software 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 “confined space safety software 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 confined space safety software 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 confined space safety software 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, 300 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 27, 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 confined space safety software 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 confined space safety software companies are there based in the United Kingdom?
RevenueBase identified 52 confined space safety software 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?
MRS Training And Rescue, headquartered in Mansfield, tops this list with the largest team on record.
Which city has the most confined space safety software companies?
London leads with 4 headquartered companies, followed by Aberdeen (3) and Manchester (3).
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 300 verified decision-maker contacts tracked across these 52 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 27, 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.
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