Company lists · Data refreshed September 2026

Top 25 Tax compliance services based in the United Kingdom

RevenueBase identified 112 company matches for tax compliance services associated with the United Kingdom as of September 2026 and tracks 469 professional contacts across them, including 98 with verified work emails. London is the largest hub.

This list covers company matches for tax compliance services 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 September 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 Sep 22, 2026 How this list was built
112Companies
469Contacts tracked
98Verified emails
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The 25 largest tax compliance services based in the United Kingdom

Ranked by team size
Top 25 of 112 company matches for tax compliance services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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 matchNewport, United KingdomHQ recorded Sep 22, 202651-200134 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5013 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 · Sep 22, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5013 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 · Sep 22, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5012 contacts →

Exact match

“Qualified US and UK tax advisors.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 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 · Sep 22, 2026 · View company records in RevenueBase
6Exact matchChester, United KingdomHQ recorded Sep 22, 202611-509 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 · Sep 22, 2026 · View company records in RevenueBase
7Exact matchSheffield, United KingdomHQ recorded Sep 22, 20261-107 contacts →

Exact match

“Talk to us about: HMRC enquiries, investigations and disputes Codes of Practice 8 and 9 Investigations Voluntary disclosures Tax appeals Tax Tribunal representation Alternative…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchNottingham, United KingdomHQ recorded Sep 22, 20261-107 contacts →

Exact match

“Accountants based in Nottingham - specialising in proper Full Tax Reviews for business & individuals.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-507 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 22, 20261-106 contacts →

Exact match

“A deliberately small team of senior personal tax specialists focused on quality, service and providing a “family office experience” to a select number of clients.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchBirmingham, United KingdomHQ recorded Sep 22, 20261-105 contacts →

Exact match

“Our team of professional tax advisers will help you make sense of your tax.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 22, 20261-105 contacts →

Exact match

“Becket Taylor Limited began in 2015, providing tax compliance services to small and medium-sized businesses.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 22, 20261-105 contacts →

Exact match

“Satis Tax provides specialist tax and accountancy advice to individuals and businesses in the UK, US and throughout the world.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchLiverpool, United KingdomHQ recorded Sep 22, 202651-2005 contacts →

Exact match

“Sterlinx Global provides end-to-end compliance services for businesses across industries.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchFitzrovia, United KingdomHQ recorded Sep 22, 20261-105 contacts →

Exact match

“Qualified Accountants & Tax Advisers | Protecting Self-Employed & Small Businesses from HMRC Penalties”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchAxminster, United KingdomHQ recorded Sep 22, 20261-104 contacts →

Exact match

“At Bowes Brooks we offer a friendly and personal service.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 22, 20261-104 contacts →

Exact match

“We team with our clients using a revolutionary managed service model that not only enhances FATCA & CRS compliance accuracy but introduces technology, processes, and controls to…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchCambridge, United KingdomHQ recorded Sep 22, 20261-103 contacts →

Exact match

“Tax advisers to individuals, businesses, companies, trusts and partnerships.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchMacclesfield, United KingdomHQ recorded Sep 22, 202611-502 contacts →

Exact match

“Many Happy Returns provides taxation services to private individuals, company directors and owners as well as commercial organisations.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchMilton Keynes, United KingdomHQ recorded Sep 22, 20261-102 contacts →

Exact match

“At Taxeezy, we believe that navigating the complexities of tax regulations shouldn’t be a burden for businesses.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchGlasgow, United KingdomHQ recorded Sep 22, 20261-102 contacts →

Exact match

“For those clients who require more than a basic compliance service, we offer a range of services for individuals and businesses including tax planning and business consultancy as…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 22, 20261-102 contacts →

Exact match

“Hello, and welcome to Vault!”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchNottingham, United KingdomHQ recorded Sep 22, 20261-102 contacts →

Exact match

“We handle all your accounting needs and personal tax returns of course.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchLeicester, United KingdomHQ recorded Sep 22, 20261-102 contacts →

Exact match

“KIBWORTH TAX SERVICES LIMITED is a company based out of QUEEN ANNE HOUSE, Leicester, Leicestershire, United Kingdom.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchBrackley, United KingdomHQ recorded Sep 22, 202611-502 contacts →

Exact match

“Brook and Co are a small, friendly firm of accountants based in Brackley, Buckingham and Milton Keynes.”

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

Showing 25 of 112 tax compliance services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 98 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax compliance services based in the United Kingdom at a glance

As of Sep 22, 2026
20.9%Verified-email coverage
4.2Average contacts per company
1-10Median size (employees)
28.6%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
85
11-50
23
51-200
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 112 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 services” 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 98 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 September 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.

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

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

RevenueBase identified 112 company matches for tax compliance services associated with the United Kingdom as of September 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?

HSJ Accountants, Business & TAX Advisors tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most tax compliance services?

London leads with 32 company records, followed by Cambridge (3) and Leicester (3).

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 98 professional contacts with verified work emails tracked across these 112 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 September 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.