Company lists · Data refreshed November 2026

Top 25 Cleanroom sanitation services worldwide

RevenueBase identified 8,515 company matches for cleanroom sanitation services worldwide as of November 2026 and tracks 95,962 professional contacts across them, including 13,568 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for cleanroom sanitation services worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for cleanroom sanitation services follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
8,515Companies
95,962Contacts tracked
13,568Verified emails
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The 25 largest cleanroom sanitation services worldwide

Ranked by team size
Top 25 of 8,515 company matches for cleanroom sanitation services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchDanvers, MA, United StatesHQ recorded Nov 6, 2026n/a2,743 contacts →

Exact match

“Cleaning Services Group, Inc.(CSG) is a multi-faceted, national building services company dedicated to providing our clients with cost effective cleaning and maintenance solutions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMarseille, FranceHQ recorded Nov 6, 202610001+2,556 contacts →

Exact match

“Préserver l’hygiène et la propreté de votre environnement de travail Onet est l’acteur référent en France et en Europe de la propreté et des services associés.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSugar Land, TX, United StatesHQ recorded Nov 6, 202610001+2,394 contacts →

Exact match

“Commercial Cleaning Service That Shines There’s more to janitorial services than a mop hitting the floor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAddison, TX, United StatesHQ recorded Nov 6, 202610001+1,893 contacts →

Exact match

“Jani-King International has been a leader in the commercial cleaning services industry for 55 years as the first commercial cleaning franchise company with local support offices.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAlmelo, NetherlandsHQ recorded Nov 6, 202610001+1,644 contacts →

Exact match

“Asito staat voor topkwaliteit in facilitaire dienstverlening.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 20265,001-10,0001,366 contacts →

Exact match

“With over 45 years of experience, MasterCorp has proudly served as a trusted partner in the hospitality services industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCali, ColombiaHQ recorded Nov 6, 20265,001-10,0001,291 contacts →

Exact match

“Somos una compañía nacional dedicada a la prestación de Servicios Especializados de Limpieza y Mantenimiento, generamos más de 7.400 empleos directos en todo el país, con más de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchTampa, FL, United StatesHQ recorded Nov 6, 20265,001-10,0001,269 contacts →

Exact match

“Diversified Maintenance goes above and beyond to make sure our operational excellence and specialized cleaning and maintenance services help businesses run smoothly and seamlessly.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKieler, WI, United StatesHQ recorded Nov 6, 202610001+1,184 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 20261,001-5,000980 contacts →

Exact match

“Servicios de Limpieza de Alta Calidad para Empresas, Hoteles, Laboratorios, Centros de Salud y otros.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMidvale, UT, United StatesHQ recorded Nov 6, 2026n/a921 contacts →

Exact match

“A Fresh Perspective on Commercial Cleaning Where It's Only Clean When Our Processes Confirm It's Clean!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWindhoek, NamibiaHQ recorded Nov 6, 2026201-500768 contacts →

Exact match

“Bidvest Prestige Cleaning is the leading specialist in world-class outsourced solutions in Namibia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 20265,001-10,000674 contacts →

Exact match

“WHAT WE DO Property and facility managers trust 4M as their facility services partner because we back up our work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPalm Harbor, FL, United StatesHQ recorded Nov 6, 20261,001-5,000504 contacts →

Exact match

“Office Pride is recognized as one of the most advanced and admired full service commercial cleaning / janitorial companies in the commercial cleaning / building services industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCharlotte, SC, United StatesHQ recorded Nov 6, 2026201-500460 contacts →

Exact match

“Based in Charlotte, North Carolina, Interstate Contract Cleaning Services, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLambersart, FranceHQ recorded Nov 6, 20261,001-5,000459 contacts →

Exact match

“PRO IMPEC s’engage depuis 35 ans pour l’Hygiène et la Propreté.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSpartanburg, SC, United StatesHQ recorded Nov 6, 2026501-1,000446 contacts →

Exact match

“At Contec, we are more than just a manufacturer; we are a trusted partner in maintaining the highest standards of cleanliness and hygiene in mission-critical environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBarcelona, SpainHQ recorded Nov 6, 20261,001-5,000444 contacts →

Exact match

“Desde 1941 estamos al servicio de empresas, instituciones y profesionales para gestionar la limpieza de sus instalaciones.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLondon & South East, United KingdomHQ recorded Nov 6, 2026201-500438 contacts →

Exact match

“IHSS is committed to supporting and partnering our healthcare customers to provide a comprehensive range of tailored decontamination and sterilisation service solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAlexandria, AustraliaHQ recorded Nov 6, 20261,001-5,000434 contacts →

Exact match

“Dimeo is a national provider of commercial, retail, government, and educational facility cleaning services and as such our client base reflects a broad cross section of the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 20261,001-5,000400 contacts →

Exact match

“Overview Call it an occupational hazard, but at FBG Facility Services, we are a bit obsessed when it comes to cleaning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPlan-les-ouates, SwitzerlandHQ recorded Nov 6, 20261,001-5,000397 contacts →

Exact match

“Founded in 1976 and a leading Facility Services provider in Switzerland, DOSIM supports companies in managing their work environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAlbany, VT, United StatesHQ recorded Nov 6, 20261,001-5,000389 contacts →

Exact match

“Janitronics Facility Services is a third-generation, family-owned company delivering innovative cleaning and facility solutions since 1972.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBethesda, MD, United StatesHQ recorded Nov 6, 20265,001-10,000354 contacts →

Exact match

“Commercial Cleaning & Facility Services | Family- and Woman-Owned | Trusted Since 1960 Founded over 60 years ago by Barbara K.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026501-1,000341 contacts →

Exact match

“Designing and building clean indoor climates for critical manufacturing industries like Pharmaceutical, Food, Automotive, Electronics, and others, ACES has innovated its way to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 8,515 cleanroom sanitation services worldwide

See the full list, filter by size, metro and specialty, and access 13,568 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cleanroom sanitation services worldwide at a glance

As of Nov 6, 2026
14.1%Verified-email coverage
11.3Average contacts per company
11-50Median size (employees)
0.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,126
11-50
2,807
51-200
1,461
201-500
555
501-1,000
195
1,001-5,000
179
5,001-10,000
24
10001+
19

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for cleanroom sanitation services are linked below.
What qualifies
Company records worldwide whose business descriptions match “cleanroom sanitation services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 13,568 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Cleanroom sanitation services by location

28 lists · largest first

Every Cleanroom sanitation services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cleanroom sanitation services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cleanroom sanitation services are there worldwide?

RevenueBase identified 8,515 company matches for cleanroom sanitation services worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Cleaning Services Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most cleanroom sanitation services?

The United States leads with 2,511 companies, followed by the United Kingdom (472) and France (435). Every cleanroom sanitation services list by country and city is linked on this page.

Which city has the most cleanroom sanitation services?

London leads with 66 company records, followed by New York (66) and Dubai (44).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 13,568 professional contacts with verified work emails tracked across these 8,515 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.