Company lists · Data refreshed September 2026

Top 21 Advisory and outsourcing services based in Cardiff, United Kingdom

Name: Advisory and outsourcing services based in Cardiff, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 23, 2026 60 companies tracked

RevenueBase identified 60 company matches for advisory and outsourcing services associated with Cardiff, United Kingdom as of September 2026 and tracks 515 professional contacts across them, including 146 with verified work emails. Across the United Kingdom, London is the largest hub for this category (4,915 companies); Cardiff has 60.

This list covers company matches for advisory and outsourcing services 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 September 23, 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 23, 2026 How this list was built

60Companies

515Contacts tracked

146Verified emails

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The 21 largest advisory and outsourcing services based in Cardiff, United Kingdom

Ranked by team size

Top 21 of 60 company matches for advisory and outsourcing services based in Cardiff, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Carston ETL	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	51-200	45 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 · Sep 23, 2026 · View company records in RevenueBase
2	BPU Chartered Accountants, Cardiff, South Wales	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	31 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 · Sep 23, 2026 · View company records in RevenueBase
3	Barford Owen Davies BOD	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	11 contacts →
	Exact match “Barford Owen Davies is a specialist financial consultancy team based in Wales.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
4	SNK Associates	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	11 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 · Sep 23, 2026 · View company records in RevenueBase
5	Accounted For LTD	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	8 contacts →
	Exact match “Accounted For Ltd provides all types of businesses with a range of important financial services.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
6	JWA Financial Planning	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	8 contacts →
	Exact match “Independent Financial Advisers offering advice for post and pre retirement planning, saving and investing, mortgage, protection and general insurance.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7	Lewis Ballard Xeinadin Group	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	5 contacts →
	Exact match “Why be our client or join our team?” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
8	Seven Financial Group	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	4 contacts →
	Exact match “Seven Financial Group was established in 2009 and offers Independent Financial Advice to a wide range of clients.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9	Terrafirma Business Solutions UK	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	2 contacts →
	Exact match “Terrafirma enables our customers to develop quick, agile, and innovative processes that have helped them lower costs, reduce risk, achieve objectives, expand operations, and…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10	Nexilis HR Solutions	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	2 contacts →
	Exact match “Unlock the full potential of your business with Nexilis HR Solutions, a provider of HR outsourcing, workplace investigations, and consultancy services for small and medium-sized…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11	Treen Coward Associates	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	2 contacts →
	Exact match “I’m Sherona and I talk about business operational discipline, excellence, planning, accountability, and execution among other things… Whether you’re looking to streamline, grow…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
12	Haines Watts Wales	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	2 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 · Sep 23, 2026 · View company records in RevenueBase
13	Edwards Hart	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	2 contacts →
	Exact match “EDWARDS HART LIMITED is a management consulting company based in Cardiff” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
14	Hayman Watkin Davies LTD	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	2 contacts →
	Exact match “Hayman Watkin Davies are financial advisers based in Cardiff, South Wales.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15	Cost Cutting Solutions	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	2 contacts →
	Exact match “Long term consultative relationship working to reduce your business costs across: Energy Water Merchant services Business rates Business insurance Waste management Finance or…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16	Watkin Davies Insurance Consultants	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	11-50	1 contacts →
	Exact match “Watkin Davies are insurance brokers and financial advisors who have their head office in Cardiff.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17	JFM Chartered Accountants	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18	Jrjc Consulting	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	1 contacts →
	Exact match “JRJC is a small firm that packs a big punch.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
19	It73 Consulting	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	1 contacts →
	Exact match “IT73 specialize in experienced consulting to help businesses optimise I.T outcomes.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20	Felicitas Consultancy	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	1 contacts →
	Exact match “Felicitas Consulting is the brainchild of Leigh Hughes, who has over 30 years' experience of delivering profitable sustainable growth for businesses.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21	Vincent Charles Executive Search	Exact match	Cardiff, United KingdomHQ recorded Sep 23, 2026	1-10	1 contacts →
	Exact match “Executive Search / headhunting consultancy with track record of appointing the right high calibre candidates who perform at exceptional levels.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “advisory and outsourcing services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 21 of 60 advisory and outsourcing services based in Cardiff, United Kingdom

See the full list, filter by size, metro and specialty, and access 146 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Advisory and outsourcing services based in Cardiff, United Kingdom at a glance

As of Sep 23, 2026

28.3%Verified-email coverage

8.6Average contacts per company

1-10Median size (employees)

Sep 23, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 60 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 “advisory and outsourcing 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 146 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 23, 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.

Advisory and outsourcing services by metro in the United Kingdom

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

How many advisory and outsourcing services are there based in Cardiff, United Kingdom?

RevenueBase identified 60 company matches for advisory and outsourcing services associated with Cardiff, 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?

Carston ETL 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 advisory and outsourcing services?

London leads the United Kingdom with 4,915 company records, followed by Manchester (296) and Birmingham (190). Cardiff has 60.

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 146 professional contacts with verified work emails tracked across these 60 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 23, 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.