Company lists · Data refreshed October 2026

Top 25 Tax compliance consulting companies based in the United Kingdom

RevenueBase identified 189 company matches for tax compliance consulting companies associated with the United Kingdom as of October 2026 and tracks 3,014 professional contacts across them, including 242 with verified work emails. London is the largest hub.

This list covers company matches for tax compliance consulting companies 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 October 22, 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 22, 2026 How this list was built
189Companies
3,014Contacts tracked
242Verified emails
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The 25 largest tax compliance consulting companies based in the United Kingdom

Ranked by team size
Top 25 of 189 company matches for tax compliance consulting companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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 matchBrighton, United KingdomHQ recorded Oct 22, 2026n/a2,050 contacts →

Exact match

“A traditional general practice, with a twist.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2Exact matchNewport, United KingdomHQ recorded Oct 22, 202651-200142 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 22, 202651-20040 contacts →

Exact match

“TBA Global (also known as TB Accountants) is your trusted partner for accounting and tax solutions!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 22, 202611-5030 contacts →

Exact match

“As specialists in UK, US and Expatriate Tax, we provide unique tax advisory and compliance services that assist both individuals and companies.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 22, 20261-1028 contacts →

Exact match

“not all accountants are tax specialists and not all tax consultants are accountants" At IBISS & CO we appreciate the value of working together as a team.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchHolborn, United KingdomHQ recorded Oct 22, 202611-5016 contacts →

Exact match

“Churchill Tax Advisers would love to help you understand how our services can save you money with the HMRC.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 22, 202611-5015 contacts →

Exact match

“Established in 1993, Wilkins Southworth is a friendly firm of accountants based in Barnes, South West London.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8Exact matchBirmingham, United KingdomHQ recorded Oct 22, 202611-5015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchPlympton, United KingdomHQ recorded Oct 22, 202611-5014 contacts →

Exact match

“H M Williams are a firm who pride themselves on an up to date, friendly service.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchAltrincham, United KingdomHQ recorded Oct 22, 20261-1013 contacts →

Exact match

“ETC Tax is a specialist tax consultancy delivering proactive, high-quality tax advice to individuals, business owners and professional advisers.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 22, 202611-5012 contacts →

Exact match

“Qualified US and UK tax advisors.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 22, 202611-5012 contacts →

Exact match

“Taxmen provides corporate & tax compliance services for internationally-oriented enterprises by managing legal and fiscal procedures in multiple jurisdictions, without language…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchTamworth, United KingdomHQ recorded Oct 22, 202611-5012 contacts →

Exact match

“A full service accountancy, audit and tax advisory practice.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 22, 202611-5011 contacts →

Exact match

“AG Tax Limited is a successful and friendly independent firm offering tax compliance and advisory services alongside accounting, bookkeeping and payroll support.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchBrackenholme, United KingdomHQ recorded Oct 22, 202611-5010 contacts →

Exact match

“Independent Tax, part of Signature Group, has a team of experienced tax and VAT professionals who, being ex-HMRC Inspectors at senior levels, are highly regarded for advising…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 22, 202611-5010 contacts →

Exact match

“Simplify your Global Tax Compliance-IP Compliance - Customs - Product Compliance - Let us talk!”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchBelfast, United KingdomHQ recorded Oct 22, 202611-509 contacts →

Exact match

“We have developed an unrivaled reputation for proactive tax, business planning and advisory services, which go far beyond traditional accountancy and compliance work.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchSevenoaks, United KingdomHQ recorded Oct 22, 202611-509 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchEssex, United KingdomHQ recorded Oct 22, 202611-509 contacts →

Exact match

“We are experts in the tax needs of the self employed and the companies that they engage with.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchAldershot, United KingdomHQ recorded Oct 22, 202611-509 contacts →

Exact match

“We are based in Surrey and Hampshire.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchChester, United KingdomHQ recorded Oct 22, 202611-508 contacts →

Exact match

“We provide our tax compliance services in accordance with our ethos – which is Right, On Time, In Budget and with added value.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 22, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchConsett, United KingdomHQ recorded Oct 22, 20261-107 contacts →

Exact match

“We are based in the North East but operate nationally and have a track record helping businesses from sole traders to limited companies to achieve compliance and optimise their…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 22, 20261-107 contacts →

Exact match

“Persona Finance is an international accounting and tax consultancy helping businesses expand and stay compliant across the UK, EU and UAE markets.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25Exact matchAbbots Leigh, United KingdomHQ recorded Oct 22, 202611-506 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase

Showing 25 of 189 tax compliance consulting companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 242 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax compliance consulting companies based in the United Kingdom at a glance

As of Oct 22, 2026
8.0%Verified-email coverage
15.9Average contacts per company
1-10Median size (employees)
34.9%Largest-city concentration · London
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
139
11-50
42
51-200
5

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 189 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 “tax compliance consulting companies” 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 242 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 22, 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.

Tax compliance consulting companies 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 “tax compliance consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax compliance consulting companies are there based in the United Kingdom?

RevenueBase identified 189 company matches for tax compliance consulting companies associated with the 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?

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

Which city has the most tax compliance consulting companies?

London leads with 66 company records, followed by Birmingham (7) and Manchester (5).

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 242 professional contacts with verified work emails tracked across these 189 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 22, 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.