Company lists · Data refreshed September 2026

Top 25 Financial reporting consulting firms based in the United Kingdom

RevenueBase identified 495 financial reporting consulting firms headquartered in the United Kingdom as of September 2026 and tracks 5,328 professional contacts across them, including 1,518 with verified work emails. London is the largest hub.

This list covers financial reporting consulting 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 28, 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 28, 2026 86% judged on-target in blind review
495Companies
5,328Contacts tracked
1,518Verified emails
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The 25 largest financial reporting consulting firms based in the United Kingdom

Ranked by team size
Top 25 of 495 financial reporting consulting firms based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to financial reporting consulting 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
1Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,0001,395 contacts →

Partial evidence

“Crowe UK is a leading audit, tax, advisory and consulting firm with a national presence to complement our international reach.”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 28, 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 28, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,000505 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceNewport, United KingdomHQ checked Sep 28, 202651-200134 contacts →

Indirect evidence

“Award winning accountants & tax advisors based in Newport, South Wales.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 28, 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 28, 2026
6Indirect evidenceSheffield, United KingdomHQ checked Sep 28, 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 28, 2026
7Indirect evidenceNewport, United KingdomHQ checked Sep 28, 202611-5068 contacts →

Indirect evidence

“As the leading independent firm of Chartered Accountants in south Wales, Kilsby & Williams LLP is able to provide advice on all aspects of accountancy and taxation such as…”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceCoventry, United KingdomHQ checked Sep 28, 202651-20063 contacts →

Partial evidence

“Prime Accountants Group is an independent firm of chartered accountants, forensic accountants, business and financial advisors.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5051 contacts →

Partial evidence

“Empowering Businesses to Thrive Through Financial Clarity | Adroit Accountax We're a team of passionate and experienced accountants dedicated to your business success.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20041 contacts →

Indirect evidence

“BTG Advisory is a boutique practice providing commercial, strategic and partner-led advice, instructed by companies, investors, lenders and other stakeholders.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceElstree, United KingdomHQ checked Sep 28, 202611-5038 contacts →

Indirect evidence

“Why Do You Need a Proactive Accountant?”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceChesterfield, United KingdomHQ checked Sep 28, 202611-5037 contacts →

Indirect evidence

“Welcome to Mitchells Chartered Accountants and Business Advisers; a unique and dynamic accountancy team based in Chesterfield, Derbyshire.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceSwindon, United KingdomHQ checked Sep 28, 202651-20032 contacts →

Indirect evidence

“Morris Owen - chartered accountants, business advisers and tax advisers.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceNorwich, United KingdomHQ checked Sep 28, 202611-5028 contacts →

Indirect evidence

“GLX is an independent firm of chartered accountants based in East Anglia, servicing clients throughout the country.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceTamworth, United KingdomHQ checked Sep 28, 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 28, 2026
16Indirect evidenceKeele, United KingdomHQ checked Sep 28, 202611-5024 contacts →

Indirect evidence

“At Concentric, our clients' needs are at the heart of our business.”

Source: RevenueBase Database · checked Sep 28, 2026
17Strong evidenceLondon, United KingdomHQ checked Sep 28, 202611-5022 contacts →

Strong evidence

“What we do We are a specialist professional services firm providing consulting and assurance services, particularly to the Financial Services sector.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 28, 20261-1020 contacts →

Indirect evidence

“We are a firm of Chartered Certified Accountants and Registered Auditors.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceAccrington, United KingdomHQ checked Sep 28, 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 28, 2026
20Indirect evidenceCrowthorne, United KingdomHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

“At PKB, our chartered certified accountants, auditors and advisors provide compliance and consultancy services to businesses and individuals from offices in Crowthorne, Berkshire…”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceGlasgow, United KingdomHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

“At Wallace White, we believe great advice should be not only accessible, but always clear and grounded in your goals.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202611-5015 contacts →

Indirect evidence

“ADPL is one of the leading accountancy firms in the country.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidencePluckley, United KingdomHQ checked Sep 28, 202611-5015 contacts →

Partial evidence

“Delivering financial clarity and confidence to decision-makers!”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceLeeds, United KingdomHQ checked Sep 28, 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 28, 2026
25Partial evidenceBellshill, United KingdomHQ checked Sep 28, 202611-5013 contacts →

Partial evidence

“Running a growing business is hard enough without making financial decisions in the dark.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 495 financial reporting consulting firms based in the United Kingdom

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Financial reporting consulting firms based in the United Kingdom at a glance

As of Sep 28, 2026
28.5%Verified-email coverage
10.8Average contacts per company
1-10Median size (employees)
31.9%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
353
11-50
114
51-200
16
201-500
2
501-1,000
1
1,001-5,000
4
5,001-10,000
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 495 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 financial reporting consulting 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 “financial reporting consulting 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 financial reporting consulting 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 financial reporting consulting 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, 1,518 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 28, 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.

Financial reporting consulting firms by metro

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 financial reporting consulting 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 financial reporting consulting firms are there based in the United Kingdom?

RevenueBase identified 495 financial reporting consulting 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?

Crowe UK, headquartered in London, tops this list with the largest team on record.

Which city has the most financial reporting consulting firms?

London leads with 158 headquartered companies, followed by Manchester (12) and Birmingham (9).

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 1,518 verified decision-maker contacts tracked across these 495 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 28, 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.