Company lists · Data refreshed November 2026

Top 25 Post-event cleaning services worldwide

RevenueBase identified 4,260 company matches for post-event cleaning services worldwide as of November 2026 and tracks 19,202 professional contacts across them, including 1,866 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for post-event cleaning 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 post-event cleaning 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
4,260Companies
19,202Contacts tracked
1,866Verified emails
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The 25 largest post-event cleaning services worldwide

Ranked by team size
Top 25 of 4,260 company matches for post-event cleaning 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 matchUnited StatesHQ recorded Nov 6, 20261,001-5,000293 contacts →

Exact match

“CleanNet U.S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSouth Melbourne, AustraliaHQ recorded Nov 6, 20265,001-10,000277 contacts →

Exact match

“Operating for more than a decade, Quayclean is located across Australia providing cleaning, specialty works and waste management services for some of Australia's most well…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchEdmonton, ON, CanadaHQ recorded Nov 6, 20265,001-10,000236 contacts →

Exact match

“Scandinavian’s team of cleaning professionals are responsible for putting the shine on 160-million feet of retail and commercial properties nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWest Chester, CA, United StatesHQ recorded Nov 6, 20261,001-5,000193 contacts →

Exact match

“The idea behind ESCFederal is profound yet simple: deliver world-class building operations, facility maintenance and janitorial services by providing clients with state of the art…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 2026201-500128 contacts →

Exact match

“Over the past four decades, Team Clean’s experience and expertise have successfully serviced companies and organizations requiring services for: General office cleaning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAddison, AL, United StatesHQ recorded Nov 6, 2026201-500120 contacts →

Exact match

“We have several divisions of Knight Commercial with personnel specifically dedicated and trained to fulfill these services to serve our customers and exceed their expectations…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGroningen, NetherlandsHQ recorded Nov 6, 20261,001-5,000101 contacts →

Exact match

“Effektief is een ambitieuze club met een duidelijke toekomstvisie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRockaway, NJ, United StatesHQ recorded Nov 6, 20261,001-5,00097 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchValencia/valència, SpainHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“Limpiezas Iberolimp, empresa líder en el sector en la Comunidad Valenciana pone a su disposición un amplio abanico de servicios a realizar adaptado a las necesidades de sus…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchColumbia, SC, United StatesHQ recorded Nov 6, 20261,001-5,00080 contacts →

Exact match

“For 62 years, Defender Services has provided a workforce of professional people to industrial and manufacturing facilities, commercial and retail businesses, educational…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCentennial, CO, United StatesHQ recorded Nov 6, 202611-5077 contacts →

Exact match

“We know how difficult crime scene cleanup, trauma cleanup, biohazard decontamination, and other technical cleaning can be - logistically & emotionally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFort Lauderdale, FL, United StatesHQ recorded Nov 6, 2026501-1,00074 contacts →

Exact match

“Commercial cleaning is not what it was when we started back in 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLabège, FranceHQ recorded Nov 6, 20261,001-5,00072 contacts →

Exact match

“Depuis plus de 33 ans, notre expertise nous permet d’intervenir auprès de professionnels de tous secteurs d’activité dans l’entretien et le nettoyage de leurs locaux.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,00070 contacts →

Exact match

“Casna Group is a trusted cleaning and facilities management leader, known for delivering exceptional services tailored to diverse client needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchIxelles, BelgiumHQ recorded Nov 6, 202611-5068 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Nov 6, 20261,001-5,00066 contacts →

Exact match

“Midway Building Services is full service cleaning and damage restoration company that provides all supplies and labor for daily cleanings as well as special projects so you’ll…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDes Moines, United StatesHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Cleaning Connection is committed to provide cost-effective, environmentally sound and health-conscious cleaning solutions to every facility under its care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGrand Rapids, MI, United StatesHQ recorded Nov 6, 2026201-50060 contacts →

Exact match

“United Commercial Services is a commercial janitorial service provider that is trusted to clean and maintain West Michigan's most elegant buildings, innovative facilities, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAlkmaar, NetherlandsHQ recorded Nov 6, 2026201-50059 contacts →

Exact match

“Balans Schoonmaak- en Bedrijfsdiensten B.V, opgericht in 1995, is een fullservice facilitair dienstverlener voor binnen- en buitenreiniging: glas- & gevelreiniging…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,00058 contacts →

Exact match

“The Clean Space provides cleaning services to commercial spaces in London, Birmingham, Solihull, Coventry, Rugby, Manchester, Bristol, Cardiff, Gloucester, Cheltenham and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSt Pair Sur Mer, FranceHQ recorded Nov 6, 202651-20057 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchApeldoorn, NetherlandsHQ recorded Nov 6, 2026501-1,00055 contacts →

Exact match

“Schoon maakt gelukkig!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchKøbenhavn, DenmarkHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“With a modern approach, duuo supports companies’ everyday life and helps companies fully focus on the core business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchFrankfurt, GermanyHQ recorded Nov 6, 2026201-50050 contacts →

Exact match

“Wir sind die FFR GmbH – ein Unternehmen der FES-Gruppe und seit über 60 Jahren zuverlässiger Partner für Sauberkeit, Sicherheit und Facility Services im Rhein-Main-Gebiet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBlaine, WA, United StatesHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“BPOC Services (Bellingham Professional Office Cleaning Services) has proudly provided janitorial and facility services for Whatcom County businesses since 2004.”

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

Showing 25 of 4,260 post-event cleaning services worldwide

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Post-event cleaning services worldwide at a glance

As of Nov 6, 2026
9.7%Verified-email coverage
4.5Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,227
11-50
1,318
51-200
422
201-500
119
501-1,000
28
1,001-5,000
19
5,001-10,000
4
10001+
2

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 post-event cleaning services are linked below.
What qualifies
Company records worldwide whose business descriptions match “post-event cleaning 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 1,866 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.

Post-event cleaning services by location

11 lists · largest first

Every Post-event cleaning 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 “post-event cleaning services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many post-event cleaning services are there worldwide?

RevenueBase identified 4,260 company matches for post-event cleaning 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?

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

Which country has the most post-event cleaning services?

The United States leads with 1,339 companies, followed by the United Kingdom (320) and France (296). Every post-event cleaning services list by country and city is linked on this page.

Which city has the most post-event cleaning services?

London leads with 66 company records, followed by New York (48) and Toronto (34).

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 1,866 professional contacts with verified work emails tracked across these 4,260 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.

Ready to reach these companies? Verified emails and direct dials for all 4,260 post-event cleaning services worldwide. Start with a free account, no credit card.

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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.