Company lists · Data refreshed October 2026

Top 25 Medical building janitorial services worldwide

Name: Medical building janitorial services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 18, 2026 16,949 companies tracked

RevenueBase identified 16,949 company matches for medical building janitorial services worldwide as of October 2026 and tracks 245,609 professional contacts across them, including 28,234 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for medical building janitorial 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 October 18, 2026. Country and city lists for medical building janitorial 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 Oct 18, 2026 How this list was built

16,949Companies

245,609Contacts tracked

28,234Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest medical building janitorial services worldwide

Ranked by team size

Top 25 of 16,949 company matches for medical building janitorial services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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	Verzani & Sandrini	Exact match	Sao Paulo, BrazilHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
2	Grupo Brasanitas	Exact match	São Paulo, BrazilHQ recorded Oct 18, 2026	10001+	7,190 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 · Oct 18, 2026 · View company records in RevenueBase
3	Healthcare Services Group, INC	Exact match	Bensalem, PA, United StatesHQ recorded Oct 18, 2026	10001+	4,170 contacts →
	Exact match “Healthcare Services Group (HCSG) is an experienced leader in managing housekeeping, laundry, dining, and nutritional services within the healthcare industry.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4	Atalian	Exact match	Vitry-sur-seine, FranceHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
5	C&w Services	Exact match	Needham, MA, United StatesHQ recorded Oct 18, 2026	10001+	3,409 contacts →
	Exact match “Raising the Value of Facilities Services.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6	KBS	Exact match	Oceanside, CA, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
7	Cleaning Services Group	Exact match	Danvers, MA, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
8	CSU Cleaning Services	Exact match	Uden, NetherlandsHQ recorded Oct 18, 2026	10001+	2,515 contacts →
	Exact match “Onder het motto ‘Scherper, Slimmer, Schoner’ is CSU vanuit 10 vestigingen landelijk actief in de schoonmaakbranche.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9	GDI Integrated Facility Services	Exact match	Lasalle, QC, CanadaHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
10	Onet Propreté ET Services	Exact match	Marseille, FranceHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
11	ABM Janitorial Services	Exact match	Sugar Land, TX, United StatesHQ recorded Oct 18, 2026	10001+	2,328 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 · Oct 18, 2026 · View company records in RevenueBase
12	Cleaning Company	Exact match	United StatesHQ recorded Oct 18, 2026	1,001-5,000	2,008 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13	Coopservice	Exact match	Reggio Emilia, ItalyHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
14	SSC Services For Education	Exact match	Knoxville, TN, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
15	Jani-King International, INC	Exact match	Addison, TX, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
16	Bidvest Prestige	Exact match	Johannesburg, South AfricaHQ recorded Oct 18, 2026	10001+	1,680 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 · Oct 18, 2026 · View company records in RevenueBase
17	ASITO	Exact match	Almelo, NetherlandsHQ recorded Oct 18, 2026	10001+	1,570 contacts →
	Exact match “Asito staat voor topkwaliteit in facilitaire dienstverlening.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18	Mastercorp, INC	Exact match	Orlando, FL, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
19	The Budd Group	Exact match	Winston-salem, NC, United StatesHQ recorded Oct 18, 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 18, 2026 · View company records in RevenueBase
20	Brilladora EL Diamante S.A	Exact match	Cali, ColombiaHQ recorded Oct 18, 2026	5,001-10,000	1,247 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 · Oct 18, 2026 · View company records in RevenueBase
21	Diversified Maintenance	Exact match	Tampa, FL, United StatesHQ recorded Oct 18, 2026	5,001-10,000	1,224 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 · Oct 18, 2026 · View company records in RevenueBase
22	CNS Nacional DE Serviços	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 18, 2026	5,001-10,000	1,215 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23	Rekeep	Exact match	Zola Predosa, ItalyHQ recorded Oct 18, 2026	10001+	1,178 contacts →
	Exact match “Il Gruppo Rekeep è il principale operatore italiano e tra i principali player internazionali nell’Integrated Facility Management ovvero la gestione e l’erogazione di servizi…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24	Restalliance	Exact match	Lyon, FranceHQ recorded Oct 18, 2026	1,001-5,000	1,162 contacts →
	Exact match “Depuis plus de 30 ans, le Groupe Restalliance imagine et conçoit, exclusivement pour les établissements de santé, des solutions personnalisées de restauration, de services…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25	Packers Sanitation Services, Inc. Pssi	Exact match	Kieler, WI, United StatesHQ recorded Oct 18, 2026	10001+	1,160 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 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 “medical building janitorial services”. 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 16,949 medical building janitorial services worldwide

See the full list, filter by size, metro and specialty, and access 28,234 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Medical building janitorial services worldwide at a glance

As of Oct 18, 2026

11.5%Verified-email coverage

14.5Average contacts per company

11-50Median size (employees)

1.0%Largest-city concentration · London

Oct 18, 2026Page data refreshed

Companies by employee count

1-10

6,398

11-50

5,308

51-200

2,809

201-500

1,121

501-1,000

499

1,001-5,000

481

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 medical building janitorial services are linked below.
What qualifies: Company records worldwide whose business descriptions match “medical building janitorial 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 28,234 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 18, 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.

Medical building janitorial services by location

48 lists · largest first

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

How many medical building janitorial services are there worldwide?

RevenueBase identified 16,949 company matches for medical building janitorial services 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?

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

Which country has the most medical building janitorial services?

The United States leads with 5,126 companies, followed by the United Kingdom (1,091) and France (910). Every medical building janitorial services list by country and city is linked on this page.

Which city has the most medical building janitorial services?

London leads with 172 company records, followed by New York (137) and Dubai (107).

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 28,234 professional contacts with verified work emails tracked across these 16,949 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 18, 2026.

Ready to reach these companies? Verified emails and direct dials for all 16,949 medical building janitorial services worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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.