Company lists · Data refreshed September 2026

Top 25 Accounting firm business continuity services based in the United Kingdom

RevenueBase identified 1,715 accounting firm business continuity services headquartered in the United Kingdom as of September 2026 and tracks 16,180 professional contacts across them, including 7,763 with verified work emails. London is the largest hub.

This list covers accounting firm business continuity services headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
1,715Companies
16,180Contacts tracked
7,763Verified emails
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The 25 largest accounting firm business continuity services based in the United Kingdom

Ranked by team size
Top 25 of 1,715 accounting firm business continuity services based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to accounting firm business continuity services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLondon, United KingdomHQ checked Sep 27, 2026501-1,000702 contacts →

Indirect evidence

“We are a fast-growing firm of accountants and business advisers based in London’s Canary Wharf, Leeds and in Manchester.”

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidenceCarlisle, United KingdomHQ checked Sep 27, 2026501-1,000579 contacts →

Indirect evidence

“Armstrong Watson has been advising and protecting clients across the North of England and Scotland since 1867.”

Source: RevenueBase Database · checked Sep 27, 2026
3Partial evidenceBristol, United KingdomHQ checked Sep 27, 2026201-500537 contacts →

Partial evidence

“Bishop Fleming is a Top 40 accounting firm in the UK and an award-winning tax practice.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261,001-5,000505 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceSheffield, United KingdomHQ checked Sep 27, 2026201-500409 contacts →

Indirect evidence

“BHP is one of the largest firms of chartered accountants in Yorkshire, providing high-quality assurance, advisory, corporate finance and tax services.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 27, 2026201-500379 contacts →

Indirect evidence

“Welcome to the new era of accountancy.”

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceBirmingham, United KingdomHQ checked Sep 27, 2026501-1,000374 contacts →

Indirect evidence

“Your success matters.”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceNorwich, United KingdomHQ checked Sep 27, 2026201-500336 contacts →

Indirect evidence

“Larking Gowen Chartered Accountants and Business Advisors One of the UK’s top 50 accountancy firms, specialising in corporate finance, personal tax, legal, medical, business…”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceIpswich, United KingdomHQ checked Sep 27, 2026201-500262 contacts →

Indirect evidence

“Ensors is one of East Anglia’s largest and most respected firms of independent chartered accountants and business advisors.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceExeter, United KingdomHQ checked Sep 27, 2026201-500196 contacts →

Indirect evidence

“Westcotts have been offering experienced and talented partners and specialists to support a diverse range of individuals and businesses, operating in local, national and…”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceSwindon, United KingdomHQ checked Sep 27, 2026201-500191 contacts →

Indirect evidence

“For over a century, Monahans has been at the heart of local business communities in the South West and beyond.”

Source: RevenueBase Database · checked Sep 27, 2026
12Partial evidenceBrighton, United KingdomHQ checked Sep 27, 2026201-500187 contacts →

Partial evidence

“Galloways is the fastest growing accounting services firm in Sussex.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceDundee, United KingdomHQ checked Sep 27, 2026201-500167 contacts →

Indirect evidence

“In 2023, EQ Accountants became part of Sumer – a collaboration of renowned regional accountancy practices with a shared vision to champion local small to medium-sized enterprises.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceDundee, United KingdomHQ checked Sep 27, 202651-200167 contacts →

Indirect evidence

“Chartered Accountants, Tax and Business Advisors based in Aberdeen, Dundee, Edinburgh and Glasgow.”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceManchester, United KingdomHQ checked Sep 27, 202651-200158 contacts →

Indirect evidence

“Welcome to the AMS Group, established in 1982, the AMS Group is a national full-service professional services firm specialising in creating value for mid-market clients.”

Source: RevenueBase Database · checked Sep 27, 2026
16Indirect evidenceGlasgow, United KingdomHQ checked Sep 27, 202651-200148 contacts →

Indirect evidence

“A voice of reason, pillar of strength, and supporter of your ambitions.”

Source: RevenueBase Database · checked Sep 27, 2026
17Partial evidenceBanbury, United KingdomHQ checked Sep 27, 202651-200120 contacts →

Partial evidence

“Ellacotts is one of the largest independent accounting and business advisory firms in the UK and is ranked as a Top 100 Accountancy Firm by Accountancy Age.”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceLeeds, United KingdomHQ checked Sep 27, 202651-200109 contacts →

Indirect evidence

“We have over 40 years of experience and pride ourselves on understanding our clients, their businesses, and the issues they face, no matter how big or small.”

Source: RevenueBase Database · checked Sep 27, 2026
19Partial evidenceWokingham, United KingdomHQ checked Sep 27, 202651-200107 contacts →

Partial evidence

“FLB is a firm of accountants providing core accounting services to a range of clients from start-ups, owner-managed businesses and private clients, to large corporates and…”

Source: RevenueBase Database · checked Sep 27, 2026
20Indirect evidenceHemel Hempstead, United KingdomHQ checked Sep 27, 2026501-1,000102 contacts →

Indirect evidence

“SJD is now Caroola Accountancy!”

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceSt Albans, United KingdomHQ checked Sep 27, 202651-20098 contacts →

Indirect evidence

“At Rayner Essex, we believe your accountant should do a lot more than just report on how your business is doing - he or she should help you identify opportunities to improve your…”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202651-20097 contacts →

Indirect evidence

“Databarracks is the business and technology resilience expert.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202651-20091 contacts →

Indirect evidence

“We focus on understanding your individual business needs.”

Source: RevenueBase Database · checked Sep 27, 2026
24Indirect evidenceBelfast, United KingdomHQ checked Sep 27, 202651-20090 contacts →

Indirect evidence

“We are one of the largest accountancy firms in Northern Ireland.”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceSheffield, United KingdomHQ checked Sep 27, 202651-20086 contacts →

Indirect evidence

“Since 1995 Sutton McGrath Hartley has been providing professional accountancy services from our offices in Sheffield and Chesterfield.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 1,715 accounting firm business continuity services based in the United Kingdom

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Accounting firm business continuity services based in the United Kingdom at a glance

As of Sep 27, 2026
48.0%Verified-email coverage
9.4Average contacts per company
1-10Median size (employees)
18.7%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
1,124
11-50
469
51-200
70
201-500
17
501-1,000
7
1,001-5,000
7
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 1,715 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among accounting firm business continuity services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “accounting firm business continuity services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names accounting firm business continuity services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among accounting firm business continuity services, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 7,763 across the full list. 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 September 27, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names accounting firm business continuity services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many accounting firm business continuity services are there based in the United Kingdom?

RevenueBase identified 1,715 accounting firm business continuity services headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

PKF Littlejohn, headquartered in London, tops this list with the largest team on record.

Which city has the most accounting firm business continuity services?

London leads with 320 headquartered companies, followed by Birmingham (39) and Manchester (34).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 7,763 verified decision-maker contacts tracked across these 1,715 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 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 Smart Search, 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.