Company lists · Data refreshed August 2026
Top 25 Advertising agencies based in the United Kingdom
RevenueBase identified 5,946 company matches for advertising agencies associated with the United Kingdom as of August 2026 and tracks 80,072 professional contacts across them, including 21,836 with verified work emails and 7,508 with mobile numbers. London is the largest hub.
This list covers company matches for advertising agencies 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 August 30, 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.
The 25 largest advertising agencies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,593 contacts → | ||||
Exact match “SGK, part of the Propelis Group, is a global brand and content production agency.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 2 | 2,229 contacts → | ||||
Exact match “Carat is the world’s first media agency and is privileged to work with some of today’s most storied and innovative brands.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 3 | 1,157 contacts → | ||||
Exact match “We’ve been delivering marketing and communications since 1961.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 4 | 993 contacts → | ||||
Exact match “OMG UK delivers transformational experiences for consumers, clients and talent.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 5 | 765 contacts → | ||||
Exact match “Founded in 2004, Anomaly is a difficult to define, but exciting to work at 'new model' agency.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 6 | 651 contacts → | ||||
Exact match “We’re Linney, a connected marketing partner helping brands turn complexity into clarity across digital, physical and ecommerce channels.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 7 | 553 contacts → | ||||
Exact match “MG OMD, part of Omnicom Media, brings innovation, insight and creativity to the world of media.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 8 | 547 contacts → | ||||
Exact match “Happy to see you came here to learn a little more about us!” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 9 | 518 contacts → | ||||
Exact match “We believe in the power of difference to make a difference.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 10 | 499 contacts → | ||||
Exact match “Ogilvy UK inspires brands and people to impact the world.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 11 | 475 contacts → | ||||
Exact match “OMD is the world’s largest media network, with more than people working across more than 100 countries.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 12 | 442 contacts → | ||||
Exact match “TMW, part of Accenture Song, is an integrated creative agency.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 13 | 416 contacts → | ||||
Exact match “EssenceMediacom is WPP Media's newest and largest agency, committed to delivering breakthroughs for brands in the New Communications Economy.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 14 | 396 contacts → | ||||
Exact match “Grapes Worldwide is a fastest growing global Marketing & Communication agency where we create “Story-Enabled Growth.” We are Data Obsessed and Strategically Engineered thinkers…” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 15 | 341 contacts → | ||||
Exact match “For over 45 years, DRPG has been delivering everything from video, events and digital right through to research, strategy and creative communications.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 16 | 299 contacts → | ||||
Exact match “Orion Worldwide is a global media company that unlocks client value through innovative solutions.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 17 | 296 contacts → | ||||
Exact match “the7stars is the UK’s largest independent media agency, offering the best people, the best service and the best creative media campaigns.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 18 | 282 contacts → | ||||
Exact match “At NewBase we provide expert and independent marketing and advertising services across all media channels globally.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 19 | 257 contacts → | ||||
Exact match “Forsman & Bodenfors is a globally recognised, Swedish-founded creative collective.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 20 | 233 contacts → | ||||
Exact match “Jaywing Part of the Stubben Edge Group We’re an award-winning creative, media and data agency.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 21 | 184 contacts → | ||||
Exact match “Increasing the size of your business.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 22 | 180 contacts → | ||||
Exact match “Amplify is a global creative agency, specializing in experience, entertainment and culture.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 23 | 163 contacts → | ||||
Exact match “From pigeons to platforms, from news agency to integrated communications services, our story is one of constant reinvention.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 24 | 158 contacts → | ||||
Exact match “We are Grey London.” Recorded in the RevenueBase company graph · Aug 30, 2026 · View company records in RevenueBase | |||||
| 25 | 149 contacts → | ||||
Exact match “At krow Group, our ideas are designed to make a genuine difference, building your brand and making it easier to buy by capturing and converting people’s attention.” Recorded in the RevenueBase company graph · Aug 30, 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 “advertising 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 5,946 advertising agencies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 21,836 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Advertising agencies based in the United Kingdom at a glance
As of Aug 30, 2026Companies by employee count
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 “advertising 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 21,836 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 August 30, 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 “advertising agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many advertising agencies are there based in the United Kingdom?
RevenueBase identified 5,946 company matches for advertising agencies associated with the United Kingdom as of August 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?
SGK tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most advertising agencies?
London leads with 2236 company records, followed by Manchester (216) and Birmingham (115).
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 21,836 professional contacts with verified work emails tracked across these 5,946 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 August 30, 2026.
Ready to reach these companies? Verified emails and direct dials for all 5,946 advertising agencies based in the United Kingdom. Start with a free account, no credit card.
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Browse the directory
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.
More company lists
Company intelligence · public preview
Top 25 advertising agencies based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 5,946 matching company records for advertising agencies based in the United Kingdom, with 80,072 tracked contacts and 21,836 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: August 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 advertising agencies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  SGKsgkinc.comHQ: HQ not recorded; location: Manchester, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: Manchester, United Kingdom | 5,001-10,000 | Exact match | 3,593 contacts → |
“SGK, part of the Propelis Group, is a global brand and content production agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  CARATcarat.comHQ: HQ not recorded; location: London, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: London, United Kingdom | 5,001-10,000 | Exact match | 2,229 contacts → |
“Carat is the world’s first media agency and is privileged to work with some of today’s most storied and innovative brands.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  APS Grouptheapsgroup.comHQ: HQ not recorded; location: Leicester, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leicester, United Kingdom | 501-1,000 | Exact match | 1,157 contacts → |
“We’ve been delivering marketing and communications since 1961.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Omnicom Media Group UKomnicommediagroup.comHQ: HQ not recorded; location: London, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: London, United Kingdom | 5,001-10,000 | Exact match | 993 contacts → |
“OMG UK delivers transformational experiences for consumers, clients and talent.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Anomalyanomaly.comHQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 765 contacts → |
“Founded in 2004, Anomaly is a difficult to define, but exciting to work at 'new model' agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Linneylinney.comHQ: HQ not recorded; location: Mansfield, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: Mansfield, United Kingdom | 1,001-5,000 | Exact match | 651 contacts → |
“We’re Linney, a connected marketing partner helping brands turn complexity into clarity across digital, physical and ecommerce channels.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  MG OMDmgomd.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 553 contacts → |
“MG OMD, part of Omnicom Media, brings innovation, insight and creativity to the world of media.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Mullenlowe Globalmullenloweglobal.comHQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 547 contacts → |
“Happy to see you came here to learn a little more about us!” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  BBH Londonbartleboglehegarty.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 518 contacts → |
“We believe in the power of difference to make a difference.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Ogilvy UKogilvy.comHQ: HQ not recorded; location: United KingdomReported employees: 501-1,000 | HQ not recorded; location: United Kingdom | 501-1,000 | Exact match | 499 contacts → |
“Ogilvy UK inspires brands and people to impact the world.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  OMD UKomd.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 475 contacts → |
“OMD is the world’s largest media network, with more than people working across more than 100 countries.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  TMWtmwunlimited.comHQ: HQ not recorded; location: Bristol, United KingdomReported employees: 201-500 | HQ not recorded; location: Bristol, United Kingdom | 201-500 | Exact match | 442 contacts → |
“TMW, part of Accenture Song, is an integrated creative agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Essencemediacom UKwppmedia.comHQ: HQ not recorded; location: Leeds, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leeds, United Kingdom | 501-1,000 | Exact match | 416 contacts → |
“EssenceMediacom is WPP Media's newest and largest agency, committed to delivering breakthroughs for brands in the New Communications Economy.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Grapes Worldwidegrapesworldwide.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 396 contacts → |
“Grapes Worldwide is a fastest growing global Marketing & Communication agency where we create “Story-Enabled Growth.” We are Data Obsessed and Strategically Engineered thinkers…” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  DRPGdrpgroup.comHQ: HQ not recorded; location: Windsor, United KingdomReported employees: 201-500 | HQ not recorded; location: Windsor, United Kingdom | 201-500 | Exact match | 341 contacts → |
“For over 45 years, DRPG has been delivering everything from video, events and digital right through to research, strategy and creative communications.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Orion Worldwideorionworldwide.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 299 contacts → |
“Orion Worldwide is a global media company that unlocks client value through innovative solutions.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  The7starsthe7stars.co.ukHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 296 contacts → |
“the7stars is the UK’s largest independent media agency, offering the best people, the best service and the best creative media campaigns.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Newbasethenewbase.comHQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 282 contacts → |
“At NewBase we provide expert and independent marketing and advertising services across all media channels globally.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Forsman & Bodenforsforsman.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 257 contacts → |
“Forsman & Bodenfors is a globally recognised, Swedish-founded creative collective.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Jaywingjaywing.comHQ: HQ not recorded; location: Leeds, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leeds, United Kingdom | 501-1,000 | Exact match | 233 contacts → |
“Jaywing Part of the Stubben Edge Group We’re an award-winning creative, media and data agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Bray Leinobrayleino.co.ukHQ: HQ not recorded; location: Harefield, United KingdomReported employees: 201-500 | HQ not recorded; location: Harefield, United Kingdom | 201-500 | Exact match | 184 contacts → |
“Increasing the size of your business.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Amplifyweareamplify.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 180 contacts → |
“Amplify is a global creative agency, specializing in experience, entertainment and culture.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Havas Londonlon.havas.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 163 contacts → |
“From pigeons to platforms, from news agency to integrated communications services, our story is one of constant reinvention.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Grey Londongrey.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 158 contacts → |
“We are Grey London.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Krow Groupkrowgroup.comHQ: HQ not recorded; location: Norwich, United KingdomReported employees: 201-500 | HQ not recorded; location: Norwich, United Kingdom | 201-500 | Exact match | 149 contacts → |
“At krow Group, our ideas are designed to make a genuine difference, building your brand and making it easier to buy by capturing and converting people’s attention.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,946 company matches
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Advertising agencies: dataset insights
August 30, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
5,885 records in the displayed employee bands.
61 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: August 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for advertising agencies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many advertising agencies did RevenueBase find based in the United Kingdom?
The saved snapshot records 5,946 matching company records, 80,072 tracked contacts and 21,836 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: August 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Advertising agencies by geography
- Advertising agencies based in the United States
- Advertising agencies based in Brazil
- Advertising agencies based in Germany
- Advertising agencies based in Canada
- Advertising agencies based in Spain
- Advertising agencies based in Italy
- Advertising agencies based in France
- Advertising agencies based in Australia
- Advertising agencies based in Mexico
- Advertising agencies based in the Netherlands
- Advertising agencies based in South Africa
- Advertising agencies based in Argentina
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 advertising agencies based in the United Kingdom. Snapshot: August 30, 2026. https://revenuebase.ai/companies/advertising-agencies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 advertising agencies based in the United Kingdom
RevenueBase records 5,946 matching company records for advertising agencies based in the United Kingdom, with 80,072 tracked contacts and 21,836 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: August 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 advertising agencies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | SGKsgkinc.com HQ: HQ not recorded; location: Manchester, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: Manchester, United Kingdom | 5,001-10,000 | Exact match | 3,593 contacts → |
“SGK, part of the Propelis Group, is a global brand and content production agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | CARATcarat.com HQ: HQ not recorded; location: London, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: London, United Kingdom | 5,001-10,000 | Exact match | 2,229 contacts → |
“Carat is the world’s first media agency and is privileged to work with some of today’s most storied and innovative brands.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | APS Grouptheapsgroup.com HQ: HQ not recorded; location: Leicester, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leicester, United Kingdom | 501-1,000 | Exact match | 1,157 contacts → |
“We’ve been delivering marketing and communications since 1961.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Omnicom Media Group UKomnicommediagroup.com HQ: HQ not recorded; location: London, United KingdomReported employees: 5,001-10,000 | HQ not recorded; location: London, United Kingdom | 5,001-10,000 | Exact match | 993 contacts → |
“OMG UK delivers transformational experiences for consumers, clients and talent.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Anomalyanomaly.com HQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 765 contacts → |
“Founded in 2004, Anomaly is a difficult to define, but exciting to work at 'new model' agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Linneylinney.com HQ: HQ not recorded; location: Mansfield, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: Mansfield, United Kingdom | 1,001-5,000 | Exact match | 651 contacts → |
“We’re Linney, a connected marketing partner helping brands turn complexity into clarity across digital, physical and ecommerce channels.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | MG OMDmgomd.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 553 contacts → |
“MG OMD, part of Omnicom Media, brings innovation, insight and creativity to the world of media.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Mullenlowe Globalmullenloweglobal.com HQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 547 contacts → |
“Happy to see you came here to learn a little more about us!” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | BBH Londonbartleboglehegarty.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 518 contacts → |
“We believe in the power of difference to make a difference.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ogilvy UKogilvy.com HQ: HQ not recorded; location: United KingdomReported employees: 501-1,000 | HQ not recorded; location: United Kingdom | 501-1,000 | Exact match | 499 contacts → |
“Ogilvy UK inspires brands and people to impact the world.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | OMD UKomd.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 475 contacts → |
“OMD is the world’s largest media network, with more than people working across more than 100 countries.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | TMWtmwunlimited.com HQ: HQ not recorded; location: Bristol, United KingdomReported employees: 201-500 | HQ not recorded; location: Bristol, United Kingdom | 201-500 | Exact match | 442 contacts → |
“TMW, part of Accenture Song, is an integrated creative agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Essencemediacom UKwppmedia.com HQ: HQ not recorded; location: Leeds, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leeds, United Kingdom | 501-1,000 | Exact match | 416 contacts → |
“EssenceMediacom is WPP Media's newest and largest agency, committed to delivering breakthroughs for brands in the New Communications Economy.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Grapes Worldwidegrapesworldwide.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 396 contacts → |
“Grapes Worldwide is a fastest growing global Marketing & Communication agency where we create “Story-Enabled Growth.” We are Data Obsessed and Strategically Engineered thinkers…” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | DRPGdrpgroup.com HQ: HQ not recorded; location: Windsor, United KingdomReported employees: 201-500 | HQ not recorded; location: Windsor, United Kingdom | 201-500 | Exact match | 341 contacts → |
“For over 45 years, DRPG has been delivering everything from video, events and digital right through to research, strategy and creative communications.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Orion Worldwideorionworldwide.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 299 contacts → |
“Orion Worldwide is a global media company that unlocks client value through innovative solutions.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The7starsthe7stars.co.uk HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 296 contacts → |
“the7stars is the UK’s largest independent media agency, offering the best people, the best service and the best creative media campaigns.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Newbasethenewbase.com HQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 282 contacts → |
“At NewBase we provide expert and independent marketing and advertising services across all media channels globally.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Forsman & Bodenforsforsman.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 257 contacts → |
“Forsman & Bodenfors is a globally recognised, Swedish-founded creative collective.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Jaywingjaywing.com HQ: HQ not recorded; location: Leeds, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leeds, United Kingdom | 501-1,000 | Exact match | 233 contacts → |
“Jaywing Part of the Stubben Edge Group We’re an award-winning creative, media and data agency.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Bray Leinobrayleino.co.uk HQ: HQ not recorded; location: Harefield, United KingdomReported employees: 201-500 | HQ not recorded; location: Harefield, United Kingdom | 201-500 | Exact match | 184 contacts → |
“Increasing the size of your business.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Amplifyweareamplify.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 180 contacts → |
“Amplify is a global creative agency, specializing in experience, entertainment and culture.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Havas Londonlon.havas.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 163 contacts → |
“From pigeons to platforms, from news agency to integrated communications services, our story is one of constant reinvention.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Grey Londongrey.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 158 contacts → |
“We are Grey London.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Krow Groupkrowgroup.com HQ: HQ not recorded; location: Norwich, United KingdomReported employees: 201-500 | HQ not recorded; location: Norwich, United Kingdom | 201-500 | Exact match | 149 contacts → |
“At krow Group, our ideas are designed to make a genuine difference, building your brand and making it easier to buy by capturing and converting people’s attention.” Recorded description excerpt · August 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,946 company matches
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Advertising agencies: dataset insights
August 30, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
5,885 records in the displayed employee bands.
61 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: August 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for advertising agencies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many advertising agencies did RevenueBase find based in the United Kingdom?
The saved snapshot records 5,946 matching company records, 80,072 tracked contacts and 21,836 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: August 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 advertising agencies based in the United Kingdom. Snapshot: August 30, 2026. https://revenuebase.ai/companies/advertising-agencies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗