Company lists · Data refreshed September 2026

Top 25 Asc 718 accounting firms based in the United Kingdom

RevenueBase identified 335 asc 718 accounting firms headquartered in the United Kingdom as of September 2026 and tracks 2,342 professional contacts across them, including 1,012 with verified work emails. London is the largest hub.

This list covers asc 718 accounting firms 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
335Companies
2,342Contacts tracked
1,012Verified emails
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The 25 largest asc 718 accounting firms based in the United Kingdom

Ranked by team size
Top 25 of 335 asc 718 accounting firms 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 asc 718 accounting firms: 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 evidenceLondon, United KingdomHQ checked Sep 27, 20261,001-5,000505 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202651-200116 contacts →

Indirect evidence

“At Harris & Trotter, 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…”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceChichester, United KingdomHQ checked Sep 27, 202651-20050 contacts →

Indirect evidence

“At Lewis Brownlee, we're not just your average accountancy firm – we're the driving force behind your financial success.”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceSlough, United KingdomHQ checked Sep 27, 202611-5030 contacts →

Indirect evidence

“Asmat & Co are one of Berkshires leading independent firms of Accountants servicing a growing and satisfied clientele.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceTamworth, United KingdomHQ checked Sep 27, 202611-5028 contacts →

Indirect evidence

“We are Philip Barnes & Co, Tamworth accountants who can help you to run your business profitably and successfully.”

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceAccrington, United KingdomHQ checked Sep 27, 202611-5018 contacts →

Indirect evidence

“We will help business owners achieve their dreams by helping them with their numbers to have a better business and life." A skilled team who work with you We employ a team of…”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceLeeds, United KingdomHQ checked Sep 27, 202611-5014 contacts →

Indirect evidence

“UHY BPR Heaton can trace its roots back to the 1920's and by focusing on looking after our clients we are now one of the largest independent chartered practices in the Yorkshire…”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceCumberland House, United KingdomHQ checked Sep 27, 202611-5013 contacts →

Indirect evidence

“Accountancy practice looking after Micro and SME clients dealing with Accounts, corporate and personal tax, book-keeping and VAT, company secretarial, payroll and CIS and business…”

Source: RevenueBase Database · checked Sep 27, 2026
10Partial evidenceEssex, United KingdomHQ checked Sep 27, 20261-1013 contacts →

Partial evidence

“OCTA Accountants is one of the emerging accounting and consulting firms across the globe.”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 27, 2026201-50012 contacts →

Indirect evidence

“Moore Doeren Mayhew is a CPA and advisory firm with extensive experience in international taxation, including in the U.S.”

Source: RevenueBase Database · checked Sep 27, 2026
12Partial evidenceOxted, United KingdomHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“At Cadence, we believe great accounting isn't just about compliance or the end result - it's about unlocking potential and making the journey as rewarding as the destination…”

Source: RevenueBase Database · checked Sep 27, 2026
13Partial evidenceWolverhampton, United KingdomHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“LANCASTER HASKINS LIMITED is an accounting company based out of GRANVILLE HOUSE 2 TETTENHALL ROAD, WOLVERHAMPTON, United Kingdom.”

Source: RevenueBase Database · checked Sep 27, 2026
14Partial evidenceNorthampton, United KingdomHQ checked Sep 27, 202611-5010 contacts →

Partial evidence

“We help ambitious business owners make sense of their numbers At Coopers & Co, we work with growing businesses who’ve hit a wall with managing their own accounting, outgrown their…”

Source: RevenueBase Database · checked Sep 27, 2026
15Partial evidenceBroadstone, United KingdomHQ checked Sep 27, 202611-5010 contacts →

Partial evidence

“Newton Magnus Ltd is an Accounting company located in 10 Station Approach, Broadstone, United Kingdom.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidenceManchester, United KingdomHQ checked Sep 27, 20261-1010 contacts →

Partial evidence

“NABAILE YOUNG UK LTD is an accounting company based out of 334 SLADE LANE, MANCHESTER, United Kingdom.”

Source: RevenueBase Database · checked Sep 27, 2026
17Partial evidenceDudley, United KingdomHQ checked Sep 27, 202611-508 contacts →

Partial evidence

“CHARTWELLS ACCOUNTANTS LIMITED is an accounting company based out of 1 ST JOSEPHS COURT TRINDLE ROAD, DUDLEY, United Kingdom.”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceSevenoaks, United KingdomHQ checked Sep 27, 202611-508 contacts →

Indirect evidence

“Business Advisors, Chartered Accountants, Tax Consultants, Forensic Accountants and Registered Auditors.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceWolverhampton, United KingdomHQ checked Sep 27, 202611-508 contacts →

Indirect evidence

“We like to make our client’s lives easier.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceHertfordshire, United KingdomHQ checked Sep 27, 20261-107 contacts →

Partial evidence

“GOODIER SMITH & WATTS LIMITED is an accounting company based out of DEVONSHIRE HOUSE, MANOR WAY BOREHAMWOOD, HERTFORDSHIRE, United Kingdom.”

Source: RevenueBase Database · checked Sep 27, 2026
21Partial evidenceBath, United KingdomHQ checked Sep 27, 20261-107 contacts →

Partial evidence

“Mutu Accountancy is an accounting and advisory firm with a focus on technology, creative, non-profit and consultancy sectors.”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261-106 contacts →

Indirect evidence

“Accountants for business success - startup, growth, challenges and exit”

Source: RevenueBase Database · checked Sep 27, 2026
23Partial evidenceRedhill, United KingdomHQ checked Sep 27, 202611-506 contacts →

Partial evidence

“GBJ FINANCIAL LIMITED is an accounting company based out of STERLING HOUSE 27 HATCHLANDS ROAD, REDHILL, United Kingdom.”

Source: RevenueBase Database · checked Sep 27, 2026
24Indirect evidenceCupar, United KingdomHQ checked Sep 27, 20261-106 contacts →

Indirect evidence

“We are a professional team of approachable, and proactive accountants who will do more than just respond to your needs but work alongside you to help you succeed.”

Source: RevenueBase Database · checked Sep 27, 2026
25Partial evidenceWaterlooville, United KingdomHQ checked Sep 27, 20261-106 contacts →

Partial evidence

“GIBSON WHITTER LIMITED is an accounting company based out of LARCH HOUSE PARKLANDS BUSINESS PARK, FOREST ROAD DENMEAD, WATERLOOVILLE, HAMPSHIRE, United Kingdom.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 335 asc 718 accounting firms based in the United Kingdom

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Asc 718 accounting firms based in the United Kingdom at a glance

As of Sep 27, 2026
43.2%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
16.4%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
242
11-50
74
51-200
7
201-500
1
501-1,000
2
1,001-5,000
1
10001+
1

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 335 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 asc 718 accounting firms, 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 “asc 718 accounting firms”. 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 asc 718 accounting firms), 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 asc 718 accounting firms, 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, 1,012 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 asc 718 accounting firms, 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 asc 718 accounting firms are there based in the United Kingdom?

RevenueBase identified 335 asc 718 accounting firms 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 asc 718 accounting firms?

London leads with 55 headquartered companies, followed by Manchester (9) and Bristol (6).

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 1,012 verified decision-maker contacts tracked across these 335 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.