Company lists · Data refreshed November 2026

Top 25 Tax optimization advisors based in the United Kingdom

RevenueBase identified 539 company matches for tax optimization advisors associated with the United Kingdom as of November 2026 and tracks 6,291 professional contacts across them, including 1,676 with verified work emails. London is the largest hub.

This list covers company matches for tax optimization advisors 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 November 6, 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 Nov 6, 2026 How this list was built
539Companies
6,291Contacts tracked
1,676Verified emails
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The 25 largest tax optimization advisors based in the United Kingdom

Ranked by team size
Top 25 of 539 company matches for tax optimization advisors based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 2026n/a2,211 contacts →

Exact match

“A traditional general practice, with a twist.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200234 contacts →

Exact match

“Blevins Franks is the leading international tax and wealth management adviser to British nationals living in Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 202610001+171 contacts →

Exact match

“Thoughtfully structuring and managing your tax affairs is more important than ever.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchShrewsbury, United KingdomHQ recorded Nov 6, 2026201-500168 contacts →

Exact match

“We are a firm of dedicated Accountants, Business Advisors & Tax Specialists, fully committed to enhancing and protecting our clients’ financial position.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNewport, United KingdomHQ recorded Nov 6, 202651-200146 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“We are innovation and funding experts, specialising in consultancy and advisory services for R&D Tax Credits, Energy Tax Relief, Capital Allowances, Land Remediation Tax Relief…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“Your Innovation, Our Expertise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20079 contacts →

Exact match

“UK Property Accountants is a leading firm of property specialist accountants and property tax experts based in London.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchWeybridge, United KingdomHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“TRUSTED EXPERTISE, LASTING RELATIONSHIPS At Ward Williams, we are more than an accountancy and tax advisory firm-we are your strategic partner in financial success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“The Tax Advisory Partnership is a young and vibrant London-based organisation, which brings together a wealth of wide ranging experience and expertise in all areas of UK and US…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5055 contacts →

Exact match

“We’ve been around for a while now, celebrating our 50th anniversary in 2020.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRichmond, United KingdomHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“We are now part of Affinia and this account is no longer monitored.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCwmbran, United KingdomHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“We are a proactive firm of Accountants and Tax Advisors with one clear purpose: improving the lives of business owners through practical business and tax solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCalne, United KingdomHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Producing the annual accounts and managing the tax liability is vital for every business, but RiverView Portfolio Ltd offers more than just the number crunching.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchManchester, United KingdomHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Thomas & Co International is a multi-award winning accounting and tax advisory firm helping business owners protect their assets, reduce their taxes, and build real, lasting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHarrow, United KingdomHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“At Charterhouse, we have proudly served our clients from our Harrow office for over 50 years, and we are not your typical firm of accountants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNewport, United KingdomHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Wave goodbye to conventional tax advisors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNottingham, United KingdomHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Botham Accounting are a forward thinking team of accountants that provide strategic accounting and tax advice to ambitious businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-1029 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“WTT provides experienced tax advisers, legal experts and finance professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCoventry, United KingdomHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“SGD are a leading firm of accountants and tax advisers offering bespoke tax and accounting advice.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchStow-cum-quy, United KingdomHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“As an independent firm of qualified Accountants and Chartered Tax Advisers in Cambridge, our priority is to protect your financial interests for both your business and/or personal…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchGlasgow, United KingdomHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Robertson Craig is an independent firm of Chartered Accountants and Chartered Tax Advisers, based in Glasgow.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDidcot, United KingdomHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“TLPI provides expert corporate tax, business, property, and investment consultancy to company directors and business owners across the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-1021 contacts →

Exact match

“K3 Tax Advisory offers strategic tax advisory and planning services to clients undertaking complex transactions and restructuring in order to mitigate tax risk and maximise value.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 539 tax optimization advisors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,676 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax optimization advisors based in the United Kingdom at a glance

As of Nov 6, 2026
26.6%Verified-email coverage
11.7Average contacts per company
1-10Median size (employees)
24.3%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
351
11-50
154
51-200
19
201-500
2
501-1,000
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 539 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 optimization advisors” 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 1,676 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 November 6, 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 optimization advisors 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 optimization advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax optimization advisors are there based in the United Kingdom?

RevenueBase identified 539 company matches for tax optimization advisors associated with the United Kingdom as of November 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 optimization advisors?

London leads with 131 company records, followed by Manchester (14) and Birmingham (12).

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 1,676 professional contacts with verified work emails tracked across these 539 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 November 6, 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.