Company lists · Data refreshed October 2026

Top 25 Healthcare facility maintenance suppliers based in London, United Kingdom

Name: Healthcare facility maintenance suppliers based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 93 companies tracked

RevenueBase identified 93 company matches for healthcare facility maintenance suppliers associated with London, United Kingdom as of October 2026 and tracks 829 professional contacts across them, including 186 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for healthcare facility maintenance suppliers associated with London, United Kingdom, 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 13, 2026.

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 13, 2026 How this list was built

93Companies

829Contacts tracked

186Verified emails

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The 25 largest healthcare facility maintenance suppliers based in London, United Kingdom

Ranked by team size

Top 25 of 93 company matches for healthcare facility maintenance suppliers based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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	Greenzone Cleaning & Support Services	Exact match	London, United KingdomHQ recorded Oct 13, 2026	501-1,000	104 contacts →
	Exact match “GreenZone is a commercial cleaning company like no other; we aim to challenge all industry preconceptions and deliver the cleanest and most service focused customer experience…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	ACT	Exact match	London, United KingdomHQ recorded Oct 13, 2026	51-200	76 contacts →
	Exact match “ACT Clean provides managed cleaning and support services to London's most prestigious hotels and restaurants.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Chamberlaine Cleaning Services B Corp	Exact match	London, United KingdomHQ recorded Oct 13, 2026	501-1,000	48 contacts →
	Exact match “People rarely remember the cleaning itself.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	Cleaning Express	Exact match	London, United KingdomHQ recorded Oct 13, 2026	201-500	48 contacts →
	Exact match “Cleaning Express combines cleaning expertise, first-class customer service, trained & motivated staff and local knowledge to bring together unrivalled cleaning services in London.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	Sidekick Group LTD Certified B Corp	Exact match	London, United KingdomHQ recorded Oct 13, 2026	1,001-5,000	33 contacts →
	Exact match “We are the UK's fastest growing Facilities Management company.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Casna Group	Exact match	London, United KingdomHQ recorded Oct 13, 2026	501-1,000	33 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 · Oct 13, 2026 · View company records in RevenueBase
7	Kanso Facilities Management	Exact match	London, United KingdomHQ recorded Oct 13, 2026	501-1,000	28 contacts →
	Exact match “At Kanso FM, we bring together people, purpose, and technology to deliver seamless, high-performing commercial and hospitality environments.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	CCM Facilities LTD	Exact match	London, United KingdomHQ recorded Oct 13, 2026	501-1,000	21 contacts →
	Exact match “At CCM we are passionate about improving lives and environments - we call it "better by nature".” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	Swift Office Cleaning Services LTD	Exact match	London, United KingdomHQ recorded Oct 13, 2026	201-500	20 contacts →
	Exact match “Creating cleaner, healthier workplaces across London, Essex and Hertfordshire.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	SERNA	Exact match	London, United KingdomHQ recorded Oct 13, 2026	51-200	15 contacts →
	Exact match “Creating inspiring, clean and safe environments for over 20 years.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	SSL	Exact match	London, United KingdomHQ recorded Oct 13, 2026	51-200	11 contacts →
	Exact match “We are Support Service Leaders, one of the most effective building management providers that you will find in London and across the South East.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	Baltimore Group	Exact match	London, United KingdomHQ recorded Oct 13, 2026	51-200	10 contacts →
	Exact match “Baltimore Group is an integrated facilities management & property services company with offices based throughout the UK.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13	Sovereignfm LTD	Exact match	London, United KingdomHQ recorded Oct 13, 2026	51-200	10 contacts →
	Exact match “Established in 1997 SovereignFM is a leading provider of high quality Commercial Building Maintenance and Facilities Management across a diverse range of sectors: Pharmaceutical…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	SCL Managed Services Limited	Exact match	London, United KingdomHQ recorded Oct 13, 2026	11-50	8 contacts →
	Exact match “\| TRUST \| HONESTY \| VALUE \| GREAT SERVICE \| SCL Managed Services is a Facilities/Buildings Maintenance Company focused on tailor made solutions for its clients.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	Salus Support Services	Exact match	London, United KingdomHQ recorded Oct 13, 2026	11-50	7 contacts →
	Exact match “Salus Support Services are a family owned cleaning and Facilities Company with designated operations teams servicing many industries within London.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Vida Facilities	Exact match	London, United KingdomHQ recorded Oct 13, 2026	11-50	5 contacts →
	Exact match “At VIDΛ we are committed to building and maintaining open, transparent, and trust-based relationships with our clients, our team and the communities we work within.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17	Radiance Property Services	Exact match	London, United KingdomHQ recorded Oct 13, 2026	1-10	5 contacts →
	Exact match “Radiance Property Services provides a range of facilities management services: office cleaning, waste and recycling management, on-site confidential shredding, air-conditioning…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Pyndar	Exact match	London, United KingdomHQ recorded Oct 13, 2026	11-50	4 contacts →
	Exact match “Pyndar delivers bespoke workplace solutions for distinguished clients.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	Clean Society	Exact match	London, United KingdomHQ recorded Oct 13, 2026	201-500	3 contacts →
	Exact match “National Cleaning & Maintenance Services is your one-stop service provider for a wide array of commercial cleaning solutions- Window Cleaning (Internal & External, Including…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	Office Space Cleaning Facilities Management	Exact match	London, United KingdomHQ recorded Oct 13, 2026	51-200	3 contacts →
	Exact match “Office Space Cleaning (OSC) was born from a need to provide a 5 star, high quality service within Commercial Cleaning and Facilities Management.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Elite Support Services London Limited	Exact match	London, United KingdomHQ recorded Oct 13, 2026	11-50	3 contacts →
	Exact match “Elite Support Services provides a range of complimentary Facilities Management services to professional organisations.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22	B2B Facility Solutions Professional Cleaning Service, Delivered By People WHO Care	Exact match	London, United KingdomHQ recorded Oct 13, 2026	11-50	2 contacts →
	Exact match “We believe a clean space should bring peace of mind-not stress.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23	E&g Insights LTD	Exact match	London, United KingdomHQ recorded Oct 13, 2026	1-10	2 contacts →
	Exact match “A clean facility is essential for creating a positive impression on customers and promoting the happiness and productivity of your workforce.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	CT Services Group LTD	Exact match	London, United KingdomHQ recorded Oct 13, 2026	11-50	1 contacts →
	Exact match “Our company was established over forty years ago with the aim of creating a professionally run commercial cleaning and facilities management company.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Mint Services LTD	Exact match	London, United KingdomHQ recorded Oct 13, 2026	1-10	1 contacts →
	Exact match “Offering a commercial cleaning service” Recorded in the RevenueBase company graph · Oct 13, 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 “healthcare facility maintenance suppliers”. 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 93 healthcare facility maintenance suppliers based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 186 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Healthcare facility maintenance suppliers based in London, United Kingdom at a glance

As of Oct 13, 2026

22.4%Verified-email coverage

8.9Average contacts per company

11-50Median size (employees)

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 93 companies.

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.
What qualifies: Company records associated with London, United Kingdom whose business descriptions match “healthcare facility maintenance suppliers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 186 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 13, 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.

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 “healthcare facility maintenance suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare facility maintenance suppliers are there based in London, United Kingdom?

RevenueBase identified 93 company matches for healthcare facility maintenance suppliers associated with London, United Kingdom 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?

Greenzone Cleaning & Support Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United Kingdom has the most healthcare facility maintenance suppliers?

London leads the United Kingdom with 93 company records, followed by Birmingham (16) and Bristol (10).

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 186 professional contacts with verified work emails tracked across these 93 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 13, 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.