Company lists · Data refreshed October 2026

Top 25 Internal marketing agencies based in Cardiff, United Kingdom

Name: Internal marketing agencies based in Cardiff, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 86 companies tracked

RevenueBase identified 86 company matches for internal marketing agencies associated with Cardiff, United Kingdom as of October 2026 and tracks 533 professional contacts across them, including 85 with verified work emails. Across the United Kingdom, London is the largest hub for this category (4,636 companies); Cardiff has 86.

This list covers company matches for internal marketing agencies 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

86Companies

533Contacts tracked

85Verified emails

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The 25 largest internal marketing agencies based in Cardiff, United Kingdom

Ranked by team size

Top 25 of 86 company matches for internal marketing agencies 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Aura ADS	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	35 contacts →
	Exact match “We're a specialist performance creative agency, purpose-built to help DTC brands unlock the power of paid social.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	WCS Agency	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	22 contacts →
	Exact match “Cardiff's premier marketing agency specialising in Marketing, Public Relations, Media and Communications.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	CREO	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	16 contacts →
	Exact match “Creo are a Cardiff based creative agency with over 20 years experience.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Ubiquity Group	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	15 contacts →
	Exact match “Ubiquity: Your Marketing Partner.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Celf Creative	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	15 contacts →
	Exact match “We are a full service creative agency specialising in creative strategy and communication of brand identity, packaging, advertising, websites and web applications, digital media…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Sanders & CO Design	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	7 contacts →
	Exact match “On the front lines of innovation and purpose, we partner with enlightened legacy brands and fearless startups to think bigger.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Martin Hopkins Design	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	6 contacts →
	Exact match “We are Martin Hopkins, a strategic brand, design and digital agency supporting clients across the UK – from London to local businesses closer to home.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	S3 Advertising Agency	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	6 contacts →
	Exact match “Who says small can’t do what big can?” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Station RD	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	4 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Ecom Digital	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	4 contacts →
	Exact match “Ecom Digital are a forward-thinking marketing agency working exclusively in the recruitment sector.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	D3 Data Driven Decisions	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “Achieve Exceptional Marketing Results D3 is a multi-award-winning digital marketing agency driven by data and focused on delivering results that delight.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Little Dino	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “Little Dinosaur is a creative agency in Wales that provides digital media content for your business.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Ascend	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “Ascend is an innovative and creative marketing agency based in Cardiff.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	oncree.com	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	3 contacts →
	Exact match “At ONCREE, we love data, it forms the basis of the decisions we make with you.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Caffeine Marketing LTD	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	3 contacts →
	Exact match “Are you looking to drive your business forward?” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Smörgåsbord Studio	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	11-50	2 contacts →
	Exact match “We construct compelling strategy, create beautiful brands and make memorable content.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Roced Marketing	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	2 contacts →
	Exact match “We offer busy business owners focused, flexible, marketing expertise.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Cowlick Creative	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	2 contacts →
	Exact match “Cowlick Creative is a Cardiff based startup specialising in creative content and digital marketing.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Oaksdigitaluk	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	2 contacts →
	Exact match “We are a team of digital marketers specialising in digital strategy and delivery with a personal service.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Hypergrowth Marketing	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “We’re Hypergrowth, a Digital Marketing agency based in Cardiff working with a variety of clients throughout the UK.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Europa Marketing Consultancy	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “Europa Marketing was born out of love for helping others grow their businesses.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Stepping Stones Marketing Solutions	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “Stepping Stones Marketing Solutions based in (Cardiff, Wales), delivers real commercial benefit to its clients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Gemma Angharad	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “My agency helps busy business owners grow, without the effort on their part - leave that to us” Gemma Angharad is a highly qualified award-winning Author, Chartered Marketer &…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	JOS Davies Digital Marketing Consultancy	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “With nearly 20 years’ experience in web development and digital marketing, I can help you achieve the following goals.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Desh Digital	Exact match	Cardiff, United KingdomHQ recorded Oct 1, 2026	1-10	1 contacts →
	Exact match “We partner with growing eCommerce brands and businesses by providing brand & growth strategy, creative and social media advertising.” Recorded in the RevenueBase company graph · Oct 1, 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 “internal marketing agencies”. 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 25 of 86 internal marketing agencies based in Cardiff, United Kingdom

See the full list, filter by size, metro and specialty, and access 85 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Internal marketing agencies based in Cardiff, United Kingdom at a glance

As of Oct 1, 2026

15.9%Verified-email coverage

6.2Average contacts per company

1-10Median size (employees)

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

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 86 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 “internal marketing agencies” 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 85 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.

Internal marketing agencies 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 “internal marketing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many internal marketing agencies are there based in Cardiff, United Kingdom?

RevenueBase identified 86 company matches for internal marketing agencies 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?

Aura ADS 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 internal marketing agencies?

London leads the United Kingdom with 4,636 company records, followed by Manchester (570) and Birmingham (312). Cardiff has 86.

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 85 professional contacts with verified work emails tracked across these 86 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.