Company lists · Data refreshed November 2026

Top 25 Ancillary services providers based in the United Kingdom

RevenueBase identified 276 company matches for ancillary services providers associated with the United Kingdom as of November 2026 and tracks 17,239 professional contacts across them, including 4,068 with verified work emails. London is the largest hub.

This list covers company matches for ancillary services providers associated with the 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 November 6, 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 Nov 6, 2026 How this list was built
276Companies
17,239Contacts tracked
4,068Verified emails
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The 25 largest ancillary services providers based in the United Kingdom

Ranked by team size
Top 25 of 276 company matches for ancillary services providers based in the United Kingdom, 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 matchLondon, United KingdomHQ recorded Nov 6, 202610001+15,296 contacts →

Exact match

“Founded in 1987, Mitie is the UK’s leading facilities management and professional services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000261 contacts →

Exact match

“Anabas is a dedicated facilities management company specialising in exceptional service delivery for our clients operating in corporate workplaces.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChester, United KingdomHQ recorded Nov 6, 2026501-1,000157 contacts →

Exact match

“Anchor Group Services provide a diverse portfolio of services from cleaning to reliable security services to non-core activities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSouthend-on-sea, United KingdomHQ recorded Nov 6, 20261,001-5,000120 contacts →

Exact match

“Stambridge group provide cross-industry services, including Facilities Management, Training, Staffing & Management services for events, the public sector & to a wide range of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBirmingham, United KingdomHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“We are a UK facilities management business and provide the following services nationwide- 24/7 FM Helpdesk - Third Party Supplier Management - Bespoke Web Portal Management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGlasgow, United KingdomHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Streamline your business with our bespoke support services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHarrogate, United KingdomHQ recorded Nov 6, 2026501-1,00054 contacts →

Exact match

“We pride ourselves on service, innovation and the ongoing relationships we have with our client.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGlasgow, United KingdomHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Alba Facilities Services have been successfully supporting and delivering solutions to our commercial building and property clients since 2003.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBritannia Enterprise Park, United KingdomHQ recorded Nov 6, 20261,001-5,00031 contacts →

Exact match

“BRITANNIA SERVICES GROUP LIMITED is a facilities services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMaidenhead, United KingdomHQ recorded Nov 6, 202651-20029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNewry, United KingdomHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“National Building Services have offices in London, Bristol, Edinburgh, Liverpool and Newry, Northern Ireland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchManchester, United KingdomHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Welcome to ZAM FM, your trusted partner in Manchester for all your facilities management needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRochester, United KingdomHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“A company who's sole ambition is to offer a complete services solution to all public, commercial, residential and educational industries with an efficient, economic and thorough…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchFleet, United KingdomHQ recorded Nov 6, 2026201-50019 contacts →

Exact match

“At AEFM, we are a leading national facilities management service provider, dedicated to delivering tailored solutions that enhance operational efficiency and create safe…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBracknell Berkshire, United KingdomHQ recorded Nov 6, 2026501-1,00018 contacts →

Exact match

“MAR FM is a leading supplier of facilities management services to businesses across London, the Thames Valley and the South.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchKent, United KingdomHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“We deliver a bespoke facilities management service for 16 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBradford, United KingdomHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“No two businesses are alike, which is why a 'cookie cutter' approach to offering facilities management is a poor solution for most businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHigh Wycombe, United KingdomHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Award-winning, independent Business Services provider with a passion for delivering an exceptional service to clients of all shapes and sizes, incorporating the public and private…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRochester, United KingdomHQ recorded Nov 6, 202651-20011 contacts →

Exact match

“Since 1979 the CC Cousins family-run business has specialised in providing a comprehensive range of facilities management solutions for customers ranging from small businesses to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRedditch, United KingdomHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“MMS Facilities Management is your trusted FM partner, delivering tailored solutions that keep your buildings running smoothly, safely, and sustainably Our relationship-driven…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20010 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 · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGlenfield, United KingdomHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Teper MEP Ltd are passionate about building services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBrierley Hill, United KingdomHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“BAXCREST LIMITED is a facilities services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGatwick, United KingdomHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“At Pentium we are ahead of the competition when it comes to choosing your next building services provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAberdeen, United KingdomHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Simpson Property Services was formed over 20 years ago by Graeme Simpson in response to local demand for high quality yet fairly priced contract services.”

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

Showing 25 of 276 ancillary services providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 4,068 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ancillary services providers based in the United Kingdom at a glance

As of Nov 6, 2026
23.6%Verified-email coverage
62.5Average contacts per company
1-10Median size (employees)
15.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
139
11-50
66
51-200
35
201-500
8
501-1,000
5
1,001-5,000
2
10001+
2

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 276 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 the United Kingdom whose business descriptions match “ancillary services providers” 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 4,068 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.

Ancillary services providers by metro

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 “ancillary services providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ancillary services providers are there based in the United Kingdom?

RevenueBase identified 276 company matches for ancillary services providers associated with the United Kingdom 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?

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

Which city has the most ancillary services providers?

London leads with 42 company records, followed by Birmingham (8) and Glasgow (6).

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 4,068 professional contacts with verified work emails tracked across these 276 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.