Company lists · Data refreshed October 2026

Top 25 Janitorial services contractors worldwide

Name: Janitorial services contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 17, 2026 32,044 companies tracked

RevenueBase identified 32,044 company matches for janitorial services contractors worldwide as of October 2026 and tracks 445,129 professional contacts across them, including 60,190 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for janitorial services 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 October 17, 2026. Country and city lists for janitorial services 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 Oct 17, 2026 How this list was built

32,044Companies

445,129Contacts tracked

60,190Verified emails

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The 25 largest janitorial services contractors worldwide

Ranked by team size

Top 25 of 32,044 company matches for janitorial services contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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	Cintas	Exact match	Mason, OH, United StatesHQ recorded Oct 17, 2026	10001+	27,405 contacts →
	Exact match “Cintas Corporation, a Fortune 500 company headquartered in Cincinnati, specializes in helping businesses of all sizes get Ready™ for the Workday®.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2	ABM Industries	Exact match	NY, United StatesHQ recorded Oct 17, 2026	10001+	23,041 contacts →
	Exact match “ABM is one of the world’s largest providers of integrated facility, engineering, and infrastructure solutions.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3	Grupo Eulen	Exact match	Madrid, SpainHQ recorded Oct 17, 2026	10001+	14,515 contacts →
	Exact match “En Grupo EULEN somos referente a nivel global y líder nacional en la prestación de servicios especializados a empresas, instituciones y administraciones públicas.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4	Verzani & Sandrini	Exact match	Sao Paulo, BrazilHQ recorded Oct 17, 2026	10001+	11,080 contacts →
	Exact match “Com uma história sólida de sucesso desde sua fundação em 1967, a Verzani & Sandrini se destaca como líder nacional em diversos serviços terceirizados.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5	ISS Facility Services UK	Exact match	Weybridge, United KingdomHQ recorded Oct 17, 2026	10001+	6,002 contacts →
	Exact match “ISS is a leading workplace experience and facilities management company with more than 125 years of global experience.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6	Grupo Orbenk	Exact match	Joinville, BrazilHQ recorded Oct 17, 2026	10001+	4,180 contacts →
	Exact match “Há 39 anos no mercado, a Orbenk oferece qualidade e eficiência em terceirização de mão de obra especializada e serviços com foco em limpeza e conservação de ambientes.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7	Atalian	Exact match	Vitry-sur-seine, FranceHQ recorded Oct 17, 2026	10001+	3,810 contacts →
	Exact match “ATALIAN is a major operator in Cleaning and Facility Management in France and Europe.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8	C&w Services	Exact match	Needham, MA, United StatesHQ recorded Oct 17, 2026	10001+	3,409 contacts →
	Exact match “Raising the Value of Facilities Services.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9	KBS	Exact match	Oceanside, CA, United StatesHQ recorded Oct 17, 2026	10001+	3,333 contacts →
	Exact match “KBS is a trusted partner to leading operations and facility managers across North America.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10	Cleaning Services Group	Exact match	Danvers, MA, United StatesHQ recorded Oct 17, 2026	n/a	2,530 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 · Oct 17, 2026 · View company records in RevenueBase
11	GDI Integrated Facility Services	Exact match	Lasalle, QC, CanadaHQ recorded Oct 17, 2026	10001+	2,491 contacts →
	Exact match “GDI provides unequalled capability and expertise in the facility services sector across Canada and the United States.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12	Onet Propreté ET Services	Exact match	Marseille, FranceHQ recorded Oct 17, 2026	10001+	2,424 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 · Oct 17, 2026 · View company records in RevenueBase
13	Khidmah	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Oct 17, 2026	1,001-5,000	2,416 contacts →
	Exact match “Our facility management solutions are designed to offer the perfect mix of services for your facility and budget.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14	Casalimpia S.A	Exact match	Bogotá, ColombiaHQ recorded Oct 17, 2026	10001+	2,164 contacts →
	Exact match “Tenemos más de 65 años de experiencia brindando a nuestros clientes soluciones integrales en la prestación de servicios empresariales de limpieza y bienestar, servicios…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15	Stanley Steemer	Exact match	Dublin, OH, United StatesHQ recorded Oct 17, 2026	1,001-5,000	2,161 contacts →
	Exact match “We started with one man, a van and a vision…to be the best.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16	Cleaning Company	Exact match	United StatesHQ recorded Oct 17, 2026	1,001-5,000	2,008 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17	Zahran Facilities Management	Exact match	Riyadh, Saudi ArabiaHQ recorded Oct 17, 2026	10001+	1,947 contacts →
	Exact match “Zahran FM is the largest and most accomplished FM company in the Kingdom of Saudi Arabia, founded on a reputation for service excellence that spans more than 40 years, and…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18	Coopservice	Exact match	Reggio Emilia, ItalyHQ recorded Oct 17, 2026	10001+	1,911 contacts →
	Exact match “Il nostro Purpose: “Abbiamo a cuore e valorizziamo i vostri mondi” Ogni attività umana ha bisogno di luoghi per compiersi: abitazioni, uffici, industrie, centri commerciali…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19	SSC Services For Education	Exact match	Knoxville, TN, United StatesHQ recorded Oct 17, 2026	10001+	1,876 contacts →
	Exact match “SSC Services For Education is the premier provider of custom facility services in educational spaces.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20	Jani-King International, INC	Exact match	Addison, TX, United StatesHQ recorded Oct 17, 2026	10001+	1,818 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 · Oct 17, 2026 · View company records in RevenueBase
21	ASITO	Exact match	Almelo, NetherlandsHQ recorded Oct 17, 2026	10001+	1,570 contacts →
	Exact match “Asito staat voor topkwaliteit in facilitaire dienstverlening.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22	Spsp Oficial	Exact match	Marilia, BrazilHQ recorded Oct 17, 2026	5,001-10,000	1,435 contacts →
	Exact match “Fundada em 20 de agosto de 1994, atuante no mercado de prestação de serviços, a SPSP é uma das mais conceituadas empresas de terceirização do país.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23	Mastercorp, INC	Exact match	Orlando, FL, United StatesHQ recorded Oct 17, 2026	5,001-10,000	1,298 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 · Oct 17, 2026 · View company records in RevenueBase
24	Aramark Facilities Management	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 17, 2026	10001+	1,272 contacts →
	Exact match “At Aramark Facilities Management, we’re raising the bar on facilities management.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25	The Budd Group	Exact match	Winston-salem, NC, United StatesHQ recorded Oct 17, 2026	1,001-5,000	1,259 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 · Oct 17, 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 “janitorial services 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 32,044 janitorial services contractors worldwide

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Janitorial services contractors worldwide at a glance

As of Oct 17, 2026

13.5%Verified-email coverage

13.9Average contacts per company

11-50Median size (employees)

1.4%Largest-city concentration · London

Oct 17, 2026Page data refreshed

Companies by employee count

1-10

13,221

11-50

9,907

51-200

4,836

201-500

1,817

501-1,000

812

1,001-5,000

784

5,001-10,000

123

10001+

115

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 janitorial services contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “janitorial services 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 60,190 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 October 17, 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.

Janitorial services contractors by location

102 lists · largest first

Every Janitorial services 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 “janitorial services contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many janitorial services contractors are there worldwide?

RevenueBase identified 32,044 company matches for janitorial services contractors worldwide as of October 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?

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

Which country has the most janitorial services contractors?

The United States leads with 9,197 companies, followed by the United Kingdom (2,628) and France (1,486). Every janitorial services contractors list by country and city is linked on this page.

Which city has the most janitorial services contractors?

London leads with 447 company records, followed by Dubai (256) and Sao Paulo (213).

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 60,190 professional contacts with verified work emails tracked across these 32,044 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 October 17, 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.