Company lists · Data refreshed November 2026

Top 25 School cleaning contractors worldwide

Name: School cleaning contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 23,275 companies tracked

RevenueBase identified 23,275 company matches for school cleaning contractors worldwide as of November 2026 and tracks 214,193 professional contacts across them, including 23,998 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for school cleaning contractors 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 school cleaning contractors 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

23,275Companies

214,193Contacts tracked

23,998Verified emails

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The 25 largest school cleaning contractors worldwide

Ranked by team size

Top 25 of 23,275 company matches for school cleaning contractors 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Atalian	Exact match	Vitry-sur-seine, FranceHQ recorded Nov 6, 2026	10001+	4,008 contacts →
	Exact match “ATALIAN is a major operator in Cleaning and Facility Management in France and Europe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	C&w Services	Exact match	Needham, MA, United StatesHQ recorded Nov 6, 2026	10001+	3,531 contacts →
	Exact match “Raising the Value of Facilities Services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Cleaning Services Group	Exact match	Danvers, MA, United StatesHQ recorded Nov 6, 2026	n/a	2,743 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
4	CSU Cleaning Services	Exact match	Uden, NetherlandsHQ recorded Nov 6, 2026	10001+	2,611 contacts →
	Exact match “Onder het motto ‘Scherper, Slimmer, Schoner’ is CSU vanuit 9 vestigingen landelijk actief in de schoonmaakbranche.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Onet Propreté ET Services	Exact match	Marseille, FranceHQ recorded Nov 6, 2026	10001+	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
6	ABM Janitorial Services	Exact match	Sugar Land, TX, United StatesHQ recorded Nov 6, 2026	10001+	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
7	Stanley Steemer	Exact match	Dublin, OH, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,242 contacts →
	Exact match “We started with one man, a van and a vision…to be the best.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Cleaning Company	Exact match	United StatesHQ recorded Nov 6, 2026	n/a	2,053 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	SSC Services For Education	Exact match	Knoxville, TN, United StatesHQ recorded Nov 6, 2026	10001+	1,921 contacts →
	Exact match “SSC Services For Education is the premier provider of custom facility services in educational spaces.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Bidvest Prestige	Exact match	Johannesburg, South AfricaHQ recorded Nov 6, 2026	10001+	1,818 contacts →
	Exact match “Bidvest Prestige is a leading and award-winning contract cleaning service provider operating in Southern Africa and Mauritius for the past 50 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	ASITO	Exact match	Almelo, NetherlandsHQ recorded Nov 6, 2026	10001+	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
12	Mastercorp, INC	Exact match	Orlando, FL, United StatesHQ recorded Nov 6, 2026	5,001-10,000	1,366 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
13	The Budd Group	Exact match	Winston-salem, NC, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,298 contacts →
	Exact match “The Budd Group is a leading facilities services company, delivering high quality janitorial, maintenance and landscaping services to clients throughout the Southeast.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Brilladora EL Diamante S.A	Exact match	Cali, ColombiaHQ recorded Nov 6, 2026	5,001-10,000	1,291 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
15	CNS Nacional DE Serviços	Exact match	Rio De Janeiro, BrazilHQ recorded Nov 6, 2026	5,001-10,000	1,272 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Diversified Maintenance	Exact match	Tampa, FL, United StatesHQ recorded Nov 6, 2026	5,001-10,000	1,269 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
17	Maidpro	Exact match	Boston, MA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,119 contacts →
	Exact match “With MaidPro, you can have that "Ahh" feeling of relaxation at the end of the day, as often as you'd like.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	GOM Schoonhouden	Exact match	Schiedam, NetherlandsHQ recorded Nov 6, 2026	10001+	1,078 contacts →
	Exact match “Schoonmaakwensen en -behoeften zijn in elke sector verschillend.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Facilicom Groep	Exact match	Schiedam, NetherlandsHQ recorded Nov 6, 2026	10001+	1,014 contacts →
	Exact match “Bedrijven, overheden, onderwijsinstituten en zorginstellingen richten zich steeds meer op hun core business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Markas	Exact match	Bolzano, ItalyHQ recorded Nov 6, 2026	10001+	889 contacts →
	Exact match “We are a large family business and provide quality services to public and private institutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Kimco Facility Services, LLC	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	813 contacts →
	Exact match “From one-off projects to ongoing contracts, Kimco gets it done.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Auto-Chlor System	Exact match	Mountain View, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	791 contacts →
	Exact match “A trusted partner for over 85 years in nearly one million customer locations, Auto-Chlor continuously leads the nation in quality service and superior cleaning solutions to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Bidvest Prestige Cleaning	Exact match	Windhoek, NamibiaHQ recorded Nov 6, 2026	201-500	768 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
24	4m Building Solutions	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	5,001-10,000	674 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
25	Caravan Facilities Management, LLC	Exact match	Saginaw, MI, United StatesHQ recorded Nov 6, 2026	1,001-5,000	589 contacts →
	Exact match “Caravan Facilities Management, LLC, established in 1997, is a certified minority-owned business recognized by the Michigan Minority Supplier Development Council.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “school cleaning contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 23,275 school cleaning contractors worldwide

See the full list, filter by size, metro and specialty, and access 23,998 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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School cleaning contractors worldwide at a glance

As of Nov 6, 2026

11.2%Verified-email coverage

9.2Average contacts per company

11-50Median size (employees)

1.6%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

9,899

11-50

7,281

51-200

3,388

201-500

1,136

501-1,000

473

1,001-5,000

368

5,001-10,000

10001+

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 school cleaning contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “school cleaning contractors” 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 23,998 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.

School cleaning contractors by location

71 lists · largest first

Every School cleaning contractors 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 “school cleaning contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many school cleaning contractors are there worldwide?

RevenueBase identified 23,275 company matches for school cleaning contractors 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?

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

Which country has the most school cleaning contractors?

The United States leads with 6,476 companies, followed by the United Kingdom (2,465) and France (1,293). Every school cleaning contractors list by country and city is linked on this page.

Which city has the most school cleaning contractors?

London leads with 364 company records, followed by Dubai (167) and New York (151).

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 23,998 professional contacts with verified work emails tracked across these 23,275 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.