B2C Companies Using Adverticum in the UK: 103 Active Firms (2026)
B2C companies in the UK sell consumer-facing products or services and run web advertising technology on public sites.
For consumer operators, this advertising stack sits between campaign management, publisher monetisation and audience measurement rather than core commerce. Its presence usually signals a direct-channel web operation with enough traffic or acquisition spend to justify placement controls, tagging discipline and consent handling. Buyers tend to be owner-managed or mid-market teams in travel, retail, property services and content-led categories, where the marketing function is close to trading performance and external agencies often share operational control.
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UK adoption is narrow: 103 actively trading B2C firms are detected running the system. Within a B2C advertising-technology denominator of 5,775 firms, it accounts for 1.8% of detected advertising adoption, below search, professional-network and publisher-monetisation tools and level with another social-advertising option. Registration skews towards London at 17.5%, followed by the South East at 15.5% and the East of England at 12.6%; the East Midlands and South West each account for 8.7%. The employment footprint is small in absolute terms, with 26 reporting firms employing 255 people between them.
Consumer advertising stacks sit inside a privacy and procurement perimeter rather than a single sector regulator. UK operators using third-party ad delivery have to manage consent capture, cookie disclosures, audience-sharing terms and processor arrangements under GDPR and ICO guidance. Travel and hospitality businesses also tend to involve booking partners, affiliates and media agencies, so tag ownership and access rights can become a governance issue. For smaller teams, the practical constraint is often operational: keeping campaign pixels, forms and hosting controls aligned without exposing customer data or creating unmanaged agency accounts.
Adoption appears likely to remain specialist rather than default across consumer firms. The cohort leans towards website-dependent operators where ad yield, search acquisition and agency-run campaigns matter, but many have modest internal teams and will prefer bundled advertising, analytics and consent tooling over separate point systems. Migration pressure tends to come from browser privacy changes, consent enforcement and the drift of campaign budgets into larger platform-managed workflows. That makes churn between ad stacks plausible. It also suggests consolidation around agencies and web-maintenance providers, rather than widespread in-house ad-operations hiring.
Adoption by company size
Adoption of Adverticum varies by company size across the trading UK B2C companies in this cohort. 0.1% of the 54,825 companies with under 10 employees run Adverticum (63 detected). 0.2% of the 26,843 companies with 10–50 employees run Adverticum (41 detected). 0% of the 3,060 companies with over 50 employees run Adverticum (0 detected). That is a 0.1% gap between the over 50 employees and under 10 employees bands.
103
Active firms
2026
1.8%
Of detected Advertising share
UK B2C
8
Median headcount
Filed accounts
167
Verified contacts
Across this cohort
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Key facts
39% of the cohort was incorporated since 2022 (41 firms), so a sizeable share is in its first few filing cycles.
Within UK B2C sites with a detectable advertising system, this system appears at 1.8% (103); the largest two detected systems are at 74.8% (4,319) and 15.4% (889) of the 5,775-company denominator.
Every firm in the cohort also has a detected publisher-advertising tag, analytics tag and tag-management layer, each at 100.0% (103), so buying centres are likely to overlap with measurement and conversion tooling.
Several adjacent website layers are almost universal: four separate co-detected technologies each appear at 99.0% (102), pointing to fairly standardised consumer-site infrastructure.
Travel & Hospitality accounts for 54.4% (56) of sector tags in the cohort, ahead of FMCG at 17.5% (18) and Construction at 10.7% (11); sector tags overlap.
Registered locations are not London-only: London accounts for 17.5% (18), South East 15.5% (16), East of England 12.6% (13), East Midlands 8.7% (9) and South West 8.7% (9).
Advertising market share among UK B2C
Share of the 5,775 UK B2C with a detectable system. As of June 2026.
Where Adverticum B2C are, and how healthy they look
By region
By registered-office region; companies without a regional match count toward Rest of UK.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
8
Median headcount
£485.4K
Median UK turnover
0%
Above £5M turnover
41
Incorporated since 2022
167 verified decision-maker contacts
across these 103 companies, with emails available in Firmbase. Filter by role, seniority and stack.
Top UK B2C using Adverticum
Ranked by sales-readiness score: an AI model assesses what each company does, its sector and size, and scores its overall fit. Best-fit prospects appear first.
Financial sub-scores
Computed from 3 filingsOperates a hotel providing short-stay accommodation for travellers, including guest rooms and related hospitality services such as reception, housekeeping and facilities for leisure or business stays.
Financial Health
StableStable · Hiring · 73% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsRetailer of mobile telephones and related accessories. Sells smartphones, handsets, chargers, cases, and other mobile device accessories to consumers through retail sales channels.
Serves businesses and professionals needing company information on Hungarian and European firms, including users in credit control, marketing, transfer pricing, due diligence and supplier/customer…
Financial Health
DistressedDistressed · -22% CAGR over 4y
Location
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Serves businesses, professionals and individuals needing official company data on Hungarian and European companies, including users in credit control, debt collection, marketing and compliance roles.
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 4 filingsFinancial Health
StrongStrong · Growing, Hiring · 59% CAGR over 3y
Location
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Financial sub-scores
Computed from 4 filingsServes businesses and professionals needing company data, including finance, legal, credit control, debt management, marketing and compliance teams assessing firms in Hungary and Europe.
Financial Health
StableStable · 0% CAGR over 3y
Location
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Financial sub-scores
Computed from 4 filingsOwns and manages residential property for letting, renting houses or flats to tenants and generating income from residential lease and tenancy agreements and related property management activities.
Financial Health
DistressedDistressed · -86% CAGR over 3y
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 14% CAGR over 4y
Location
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Serves businesses, legal and accounting professionals, credit managers and marketers needing official records, monitoring or prospecting information on Hungarian-registered companies and other…
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · Hiring · 12% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsEngages in the sale of motor vehicles other than passenger cars, including commercial vehicles. Activities involve purchasing and reselling vehicles through trade or retail channels.
Financial Health
WeakWeak · -73% CAGR over 3y
Location
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Financial sub-scores
Computed from 2 filingsFinancial Health
HealthyHealthy · -9% CAGR over 1y
Location
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Financial sub-scores
Computed from 3 filingsServes businesses, professionals and individuals needing official company information on Hungarian and European firms, including credit, compliance, debt recovery, marketing and transfer-pricing…
Financial Health
StableStable · -47% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · Hiring · 14% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsServes businesses, legal and finance professionals, and individuals seeking official records on Hungarian and European companies, including users in credit monitoring, debt recovery, marketing and…
Financial Health
HealthyHealthy · 0% CAGR over 3y
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
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Financial Health
N/AN/A
Location
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Serves businesses and professional users needing company records and monitoring data, including credit, compliance, legal, finance and marketing teams seeking information on registered companies in…
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 5 filingsServes businesses, legal and finance teams, credit managers and marketers needing Hungarian and European company registry data, official extracts, monitoring and business information.
Financial Health
WeakWeak · -6% CAGR over 4y
Location
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Financial sub-scores
Computed from 2 filingsServes businesses, legal and finance professionals, credit teams and marketers needing company data on Hungarian and European registered businesses.
Financial Health
WeakWeak · -33% CAGR over 1y
Location
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Financial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak · 0% CAGR over 2y
Location
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Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 3 filingsServes businesses and professional users needing company information, including finance, credit, compliance, legal and marketing teams seeking official company records, monitoring and data on…
Financial Health
StableStable
Location
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Financial sub-scores
Computed from 3 filingsServes businesses, legal and finance professionals, and marketers needing official data on Hungarian and European companies for due diligence, monitoring, debt recovery, transfer pricing or…
Financial Health
StableStable · Hiring · 26% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -3% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsTargets B2B users, including companies, legal and finance professionals, marketers and credit-control teams, who need access to Hungarian and wider European registered-company information and…
Financial Health
DistressedDistressed · -35% CAGR over 2y
Location
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Financial sub-scores
Computed from 3 filingsServes B2B users needing company information, including firms doing credit control, compliance, due diligence, marketing and transfer pricing. Targets professionals seeking official company documents…
Financial Health
WeakWeak · -68% CAGR over 2y
Location
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How Adverticum usage is detected
Company data
Detected companies are joined to UK Companies House records and XBRL accounts data. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Detection
Firmbase crawls the public website of actively-trading UK companies and fingerprints the technologies present: tracking scripts, embedded forms, chat widgets, CMS markers and similar signatures. A company is included in this list when one or more of the technology's signatures are found on its site; closely-related variants of the same product are grouped under one name. Detection covers what is visible on the public web — a company using the technology purely internally, with no website footprint, will not appear. Counts are therefore a conservative floor, not a ceiling. B2C companies are identified using Firmbase's semantic classification of company activity, built from filings, websites and registered SIC codes rather than SIC codes alone. The detected counts and share figures on this page are computed within that sector cohort, so "share" always means share of B2C companies with a detectable system — not of all UK companies.
Freshness
Websites are re-crawled on a rolling basis and the underlying company data is refreshed from Companies House continuously; filings appear within days of submission. The list and its statistics are regenerated when the detected cohort moves meaningfully. You can see the last-updated timestamp near the top of the page.
Adverticum is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
UK B2C by Advertising
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Frequently asked questions
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What share of UK B2C companies run Adverticum?
How is Adverticum usage detected?
What size B2C companies use Adverticum in the UK?
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