Company lists · Data refreshed September 2026
Top 25 Confined space safety companies worldwide
RevenueBase identified 457 confined space safety companies worldwide as of September 2026 and tracks 8,937 professional contacts across them, including 2,547 with verified work emails. The United States is the largest market and Bakersfield the largest hub.
This list covers confined space safety companies worldwide, 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 19, 2026. Country and city lists for confined space safety companies follow the table.
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 companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,650 contacts → | ||||
Partial evidence “Total Safety is the world's premier provider of integrated safety and compliance services and the products necessary to support them, including gas detection, respiratory…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 604 contacts → | ||||
Partial evidence “We are Canada's industrial safety service experts.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 419 contacts → | ||||
Partial evidence “Founded in 1995, Code Red Safety, a Paradigm HSE company, provides comprehensive safety services, including turnaround support, breathing air solutions, rescue services, safety…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 322 contacts → | ||||
Partial evidence “GLOBAL PROVIDER OF GAS SAFETY SERVICES At Maersk H2S Safety Services, collaboration is key.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 183 contacts → | ||||
Partial evidence “RUSS), a joint venture between Rawabi Holding and United Safety International, is a leading provider of H2S Safety Equipment, Breathing Air Safety Systems and H2S Safety…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 171 contacts → | ||||
Indirect evidence “Maak van veiligheid een zekerheid.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 150 contacts → | ||||
Partial evidence “MineARC Systems is the global leader in controlled environments and safety technologies for the underground mining, tunnelling, chemical processing, disaster relief, and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 148 contacts → | ||||
Partial evidence “Safety Boss Providing A Full Complement Of Safety Services, Experienced Personnel And Field Proven Equipment.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 126 contacts → | ||||
Partial evidence “Secorp Industries began in 1972 and is a safety company providing Respiratory Protection, Gas Monitoring and Detection, Rescue Services, Safety/Medical Consultants and Training to…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 120 contacts → | ||||
Partial evidence “Fully accredited health and safety training providers for all industries.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 116 contacts → | ||||
Partial evidence “24Hr Safety was founded in 2005 with our customers in mind.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 112 contacts → | ||||
Partial evidence “Pinnacle Safety and Training is a nationwide industry leader in the provision of safety training and related safety services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 111 contacts → | ||||
Strong evidence “Consultants & Trainers in Emergency Rescue, Confined Spaces, Working at Height and suppliers of Rescue and Safety equipment.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 99 contacts → | ||||
Partial evidence “With offices in Pittsburgh, Roselle, and Chicago, Amerisafe Group, offers full-service safety consulting, training, rescue, and occupational health services for all types of…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 69 contacts → | ||||
Indirect evidence “Progettare e realizzare soluzioni che integrano formazione, servizi e prodotti per tutelare la vita delle persone.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 64 contacts → | ||||
Indirect evidence “Desde 2007, a Yorgos Ambiental trabalha para tornar o ambiente de trabalho mais seguro e protegido.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 60 contacts → | ||||
Strong evidence “Capstone Fire & Safety Management provides critical infrastructure protection with on-site industrial fire services, confined space rescue teams, wildfire prevention and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 60 contacts → | ||||
Indirect evidence “Rescue 2 are a company formed of 2 services that complement each other.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 60 contacts → | ||||
Partial evidence “At Natt Safety Services, we are committed to adding value to your company while keeping safety as our number one priority.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 58 contacts → | ||||
Partial evidence “JSS Safety & Rescue (JSS) is one of the most trusted contract safety and rescue service companies.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 54 contacts → | ||||
Partial evidence “A full-service provider of industrial and environmental health & safety services SITEX saves lives.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 46 contacts → | ||||
Indirect evidence “Expert de la sécurité liée aux travaux en hauteur depuis 1997.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 46 contacts → | ||||
Indirect evidence “Roco Rescue, Inc.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 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 19, 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 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 companies.
- Partial evidence
- Its own public description names part of confined space safety 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 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 457 confined space safety companies worldwide
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Confined space safety companies worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 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.
- Coverage
- Every country. Country and city lists for confined space safety companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “confined space safety 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 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 companies, and records with no verified work email.
- 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, 2,547 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 19, 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.
Confined space safety companies by location
3 lists · largest firstEvery Confined space safety companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 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 companies are there worldwide?
RevenueBase identified 457 confined space safety companies worldwide 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?
Total Safety, headquartered in Pasadena, tops this list with the largest team on record.
Which country has the most confined space safety companies?
The United States leads with 99 companies, followed by the United Kingdom (43) and Canada (42). Every confined space safety companies list by country and city is linked on this page.
Which city has the most confined space safety companies?
Bakersfield leads with 6 headquartered companies, followed by Rio De Janeiro (6) and Sao Paulo (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 2,547 verified decision-maker contacts tracked across these 457 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 19, 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.