Company lists · Data refreshed October 2026

Top 17 IT consulting accountants based in Cardiff, United Kingdom

RevenueBase identified 36 company matches for IT consulting accountants associated with Cardiff, United Kingdom as of October 2026 and tracks 242 professional contacts across them, including 106 with verified work emails. Across the United Kingdom, London is the largest hub for this category (1,834 companies); Cardiff has 36.

This list covers company matches for IT consulting accountants associated with Cardiff, 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 1, 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 1, 2026 How this list was built
36Companies
242Contacts tracked
106Verified emails
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The 17 largest IT consulting accountants based in Cardiff, United Kingdom

Ranked by team size
Top 17 of 36 company matches for IT consulting accountants based in Cardiff, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 matchCardiff, United KingdomHQ recorded Oct 1, 202651-20051 contacts →

Exact match

“Experts in digital transformation, we work closely with you to plan, prepare, and implement integrated technologies to revolutionise the way you work.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchCardiff, United KingdomHQ recorded Oct 1, 202651-20045 contacts →

Exact match

“Now Operating Under a Unified Brand As of October 2024, we are proud to announce our rebranding as Carston ETL.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-5031 contacts →

Exact match

“Established over 50 years ago, BPU is a leading firm of chartered accountants and business advisors.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-5011 contacts →

Exact match

“We are proud to be the largest independent family run practice in South Wales offering an unrivalled bespoke high quality service to clients in an ever changing macro and micro…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-5011 contacts →

Exact match

“SNK Associates have been located on Broadway in Cardiff, the capital city of Wales since 1985 and provide accountancy and taxation services to small businesses, partnerships and…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-509 contacts →

Exact match

“We are JK.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-507 contacts →

Exact match

“Based in Brook House, Whitchurch Village, Cardiff… Llewellyns have over 60 years experience of providing business and accounting services to companies and individuals throughout…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-505 contacts →

Exact match

“Why be our client or join our team?”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchCardiff, United KingdomHQ recorded Oct 1, 202651-2005 contacts →

Exact match

“RedCortex are leading Cloud Transformation, Architecture and Programme Management experts.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-504 contacts →

Exact match

“We are a South Wales-based firm of accountants and we pride ourselves in providing high levels of service.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchCardiff, United KingdomHQ recorded Oct 1, 20261-104 contacts →

Exact match

“We now trade as Hughes, Isaac & Co - plesae do visit us to engage our services.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchCardiff, United KingdomHQ recorded Oct 1, 202611-502 contacts →

Exact match

“We provide accountancy services and business advice to many local businesses and individuals, in Cardiff and the surrounding area.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchCardiff, United KingdomHQ recorded Oct 1, 20261-102 contacts →

Exact match

“Consortium X is a Consultancy based out of Cardiff Wales, we specialise in Digital Transformation and Engineering Services across Private and Public Sector Spaces.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchCardiff, United KingdomHQ recorded Oct 1, 202651-2001 contacts →

Exact match

“The Firm The firm has been in business for over 70 years and has evolved through a variety of mergers and acquisitions bringing together a wealth of talent that has culminated in…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchCardiff, United KingdomHQ recorded Oct 1, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchCardiff, United KingdomHQ recorded Oct 1, 20261-101 contacts →

Exact match

“IT73 specialize in experienced consulting to help businesses optimise I.T outcomes.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchCardiff, United KingdomHQ recorded Oct 1, 20261-101 contacts →

Exact match

“TaxAssist Accountants Cardiff West provides a wide range of accountancy services including tax returns, annual accounts, payroll and bookkeeping.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 17 of 36 IT consulting accountants based in Cardiff, United Kingdom

See the full list, filter by size, metro and specialty, and access 106 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT consulting accountants based in Cardiff, United Kingdom at a glance

As of Oct 1, 2026
43.8%Verified-email coverage
6.7Average contacts per company
1-10Median size (employees)
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
13
51-200
4

Email recency for this list is measured across the whole United Kingdom list rather than for Cardiff, so it is reported there. Company counts and contact totals on this page are exact for Cardiff, over 36 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 Cardiff, United Kingdom whose business descriptions match “IT consulting accountants” 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 106 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 1, 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 “IT consulting accountants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT consulting accountants are there based in Cardiff, United Kingdom?

RevenueBase identified 36 company matches for IT consulting accountants associated with Cardiff, 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?

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

Which city in the United Kingdom has the most IT consulting accountants?

London leads the United Kingdom with 1,834 company records, followed by Manchester (150) and Birmingham (134). Cardiff has 36.

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 106 professional contacts with verified work emails tracked across these 36 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 1, 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.