Company lists · Data refreshed November 2026

Top 25 Janitorial services contractors worldwide

RevenueBase identified 30,681 company matches for janitorial services contractors worldwide as of November 2026 and tracks 438,501 professional contacts across them, including 58,962 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 November 6, 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 Nov 6, 2026 How this list was built
30,681Companies
438,501Contacts tracked
58,962Verified emails
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The 25 largest janitorial services contractors worldwide

Ranked by team size
Top 25 of 30,681 company matches for janitorial services 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMason, OH, United StatesHQ recorded Nov 6, 202610001+28,443 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMadrid, SpainHQ recorded Nov 6, 202610001+14,969 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202610001+11,695 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202610001+7,437 contacts →

Exact match

“O Grupo Brasanitas é composto por quatro empresas, Brasanitas Limpeza e Conservação, Brasanitas Hospitalar, Praxxis Controle de Pragas e Infralink Facilities Services, o Grupo…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWeybridge, United KingdomHQ recorded Nov 6, 202610001+6,691 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchJoinville, BrazilHQ recorded Nov 6, 202610001+4,402 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchVitry-sur-seine, FranceHQ recorded Nov 6, 202610001+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
8Exact matchNeedham, MA, United StatesHQ recorded Nov 6, 202610001+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
9Exact matchOceanside, CA, United StatesHQ recorded Nov 6, 202610001+3,428 contacts →

Exact match

“KBS is a trusted partner to leading operations and facility managers across North America.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchUden, NetherlandsHQ recorded Nov 6, 202610001+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
12Exact 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
13Exact matchLasalle, QC, CanadaHQ recorded Nov 6, 202610001+2,532 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchDublin, OH, United StatesHQ recorded Nov 6, 20261,001-5,0002,242 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
16Exact matchBogotá, ColombiaHQ recorded Nov 6, 202610001+2,216 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchUnited StatesHQ recorded Nov 6, 2026n/a2,053 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 202610001+2,045 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 · Nov 6, 2026 · View company records in RevenueBase
19Exact matchReggio Emilia, ItalyHQ recorded Nov 6, 202610001+1,985 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBrazilHQ recorded Nov 6, 20261,001-5,0001,927 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKnoxville, TN, United StatesHQ recorded Nov 6, 202610001+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
22Exact 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
23Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 202610001+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
24Exact 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
25Exact matchMarilia, BrazilHQ recorded Nov 6, 20265,001-10,0001,500 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 · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 30,681 janitorial services contractors worldwide

See the full list, filter by size, metro and specialty, and access 58,962 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Janitorial services contractors worldwide at a glance

As of Nov 6, 2026
13.4%Verified-email coverage
14.3Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
12,420
11-50
9,444
51-200
4,606
201-500
1,724
501-1,000
790
1,001-5,000
744
5,001-10,000
112
10001+
103

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 58,962 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.

Janitorial services contractors by location

100 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 30,681 company matches for janitorial services 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?

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 8,942 companies, followed by the United Kingdom (2,342) and France (1,580). 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 393 company records, followed by Sao Paulo (239) and Dubai (201).

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 58,962 professional contacts with verified work emails tracked across these 30,681 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.