Companies Using OneTrust in London: 471 Active Firms (2026)
Companies running website consent-management tooling manage cookie notices, privacy preferences and tracking disclosures across London boroughs.
Budget ownership tends to sit between privacy, legal, marketing operations and web platform teams, rather than with a single software buyer. Companies running this consent-management stack usually sell, serve or support customers online, with enough website traffic and customer-identification work to make unmanaged tracking risky. Adoption signals a mid-market to enterprise operating model: central procurement, documented web governance, and consent workflows that need to cover analytics, advertising tags, embedded media and preference changes across multiple domains or business units.
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The London adoption picture covers 471 actively trading companies running this consent-management stack. Reported employment totals 4,744 people, so the footprint is concentrated in organisations large enough to maintain web governance, legal review and marketing operations rather than in very small brochure-site operators. Within the cohort, 69 companies have reported turnover above £5M, while 37 were incorporated since 2022. That mix points to a mature installed base with a smaller layer of newer adopters, particularly among online service businesses and regulated commercial websites.
GDPR and ICO expectations make consent tooling a governance issue, not just a web-design choice. The stack tends to sit alongside tag-management tools, analytics, CDN and security services, bot-protection widgets and embedded media; those adjacent systems are where consent signals can fail if procurement, marketing and engineering teams manage changes separately. London-based adopters also tend to operate across boroughs and customer segments, so standardised privacy notices, audit trails and preference workflows matter when web estates are spread across multiple brands, domains or service lines.
Adoption appears to be moving from a stand-alone cookie-banner exercise toward a wider privacy-operations layer. Marketing teams still want usable attribution, while legal and privacy teams tend to press for clearer consent records and tighter control over third-party scripts. That tension favours organisations with shared ownership between web, privacy and revenue operations. Over time, some smaller adopters may move toward bundled tools inside wider web platforms, while larger online operators are likely to keep specialist consent workflows where auditability and cross-domain governance remain difficult to manage informally.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
Adoption by company size
Adoption of OneTrust rises with company size across the trading companies in this cohort. 0.1% of the 532,485 companies with under 10 employees run OneTrust (351 detected). 0.6% of the 15,364 companies with 10–50 employees run OneTrust (92 detected). 1.7% of the 1,763 companies with over 50 employees run OneTrust (30 detected). That is a 1.6% gap between the over 50 employees and under 10 employees bands.
471
Active firms
2026
69
Above £5M turnover
Trading firms
3
Median headcount
Filed accounts
1,057
Verified directors
Across this cohort
Top companies using OneTrust in London
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 5 filingsOperates and manages theatre venues including the Apollo, Lyric, Palace, Garrick, Duchess and Vaudeville theatres. Hosts stage productions such as plays, musicals and comedy shows, and sells tickets…
Serves B2C customers including individual theatregoers, families and tourists, plus group bookers and education audiences seeking West End musicals, plays, comedy, concerts and events in London.
Financial Health
StrongStrong · Hiring · 9% CAGR over 4y
Location
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Computed from 3 filingsOperates a chain of budget hotels offering short‑stay accommodation for leisure and business travellers. Provides online hotel booking, guest rooms, and related hospitality services across multiple…
Serves leisure travellers, business travellers, corporate travel buyers, groups, event organisers and travel agencies booking budget hotel stays across Europe and other international destinations,…
Financial Health
StableStable · -83% CAGR over 2y
Location
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Computed from 3 filingsDesigns and sells women’s clothing and accessories through an online retail store, including dresses, tops, knitwear, trousers, shoes and occasionwear, with collections such as petite,…
Sells direct to consumers shopping for womenswear, including petite, maternity-friendly and extended-size customers, plus shoppers buying occasion, bridal, bridesmaid and wedding guest outfits.
Financial Health
StrongStrong · Growing, Hiring · 38% CAGR over 2y
Location
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Computed from 3 filingsProvides an online restaurant reservation platform and guest management software for hospitality venues. Supports restaurants with booking, table management and diner review systems, and undertakes…
Serves a two-sided market: restaurants, bars, wineries and hospitality venues of all sizes, plus consumers seeking restaurant bookings and dining options worldwide.
Financial Health
HealthyHealthy · Profitable · 3% CAGR over 2y
Location
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Computed from 5 filingsOperates an online travel platform for discovering and booking boutique and luxury hotels and villas worldwide. Curates properties, publishes travel guides and reviews, and offers hotel reservations,…
Serves consumers seeking boutique and luxury hotel, villa and honeymoon stays worldwide, including couples, families, pet owners and travellers booking city breaks, spa, beach, ski or accessible…
Financial Health
StrongStrong
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Computed from 5 filingsOperates a chain of compact city hotels offering short‑stay accommodation. Provides guest rooms with en‑suite facilities, Wi‑Fi and in‑room entertainment, and on‑site cafés serving breakfast, drinks…
Serves consumers seeking short stays in central UK city locations, including leisure travellers, couples and visitors wanting walkable access to attractions, restaurants, theatres and transport in…
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StrongStrong
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Computed from 5 filingsProvides social and market research services for public sector bodies and commercial organisations, including surveys, evaluations, behavioural insight studies, customer and stakeholder research, and…
Serves public sector bodies, policymakers, regulators, housing providers, financial services firms, education and health organisations, legal/justice and third-sector organisations, and other UK…
Financial Health
StableStable · -15% CAGR over 4y
Location
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Computed from 2 filingsProvides market analysis, commodity price assessments, data and strategic consulting for the mining, metals and fertilizer industries. Publishes industry reports and newsletters and organises…
Serves B2B and public-sector buyers in global metals, mining, fertilizer and adjacent commodity markets, including producers, manufacturers, investors, traders, utilities, EPC contractors, government…
Financial Health
StrongStrong · Hiring · 61% CAGR over 1y
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Computed from 5 filingsOperates an online platform that connects customers with transport providers for home removals, furniture and appliance delivery, vehicle transport, courier jobs, and storage moves, enabling users to…
Serves consumers and small online sellers needing home moves, student moves, furniture or appliance deliveries, storage, and car, motorcycle or piano transport, including UK and international…
Financial Health
StableStable · -63% CAGR over 5y
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Computed from 3 filingsDevelops and publishes mobile video games, including racing and action titles such as CSR Racing and Star Wars: Hunters, using proprietary animation and physics technology as part of Zynga/Take-Two’s…
Serves consumer gamers worldwide, particularly mobile and console players interested in racing, action, and franchise-based titles, with additional educational resources aimed at parents, children,…
Financial Health
StrongStrong · Profitable, Growing, Hiring · 20% CAGR over 2y
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Computed from 5 filingsPublishes medical journals including The BMJ and specialty titles, and provides clinical decision-support tools, medical education modules, exam preparation resources, healthcare job boards, and…
Serves a global healthcare market: clinicians and health professionals at all career stages, medical researchers and authors, academic and hospital librarians, healthcare employers, advertisers, and…
Financial Health
StrongStrong
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Computed from 3 filingsOperates an online consumer review platform where users read and publish reviews of companies and products. Provides businesses with tools to collect customer feedback, manage reviews, and monitor…
Serves both consumers who read and write reviews and businesses seeking customer feedback and reputation tools, across sectors such as retail, travel, finance, insurance, automotive, home,…
Financial Health
HealthyHealthy · Growing, Hiring · 18% CAGR over 2y
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Computed from 5 filingsOperates an online retail platform selling sportswear, trainers and sporting goods for men, women and children, including clothing, footwear, equipment and accessories from major sports and fashion…
Sells directly to consumers, especially men, women and children buying sportswear, trainers, sporting goods and accessories. Serves individual shoppers across multiple international markets through…
Financial Health
HealthyHealthy · -15% CAGR over 5y
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Computed from 5 filingsOperates hotels and serviced residences offering short‑ and long‑stay accommodation. Provides hotel rooms and apartment-style units with kitchenettes, along with on-site cafés, coworking areas, and…
Serves leisure travellers, couples, families, remote workers and corporate guests seeking short or extended stays, coworking and meeting spaces in urban destinations across Europe and selected…
Financial Health
StrongStrong · Hiring · 16% CAGR over 4y
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Computed from 5 filingsOperates a chain of city‑centre hotels offering short‑stay accommodation. Provides compact guest rooms with en‑suite bathrooms, Wi‑Fi and in‑room entertainment, and on‑site cafés serving breakfast,…
Serves leisure and short-stay travellers seeking affordable, centrally located hotel rooms in UK city destinations including London, Bath, Glasgow and Liverpool.
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StrongStrong
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Computed from 5 filingsDevelops contextual AI technology for digital advertising. Provides tools that classify and analyse online content and bidstream signals to enable cookie‑free ad targeting, campaign optimisation, and…
Serves enterprise brands, media agencies, broadcasters, publishers, online platforms and adtech partners involved in digital, programmatic and CTV advertising.
Financial Health
HealthyHealthy · -54% CAGR over 5y
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Computed from 5 filingsDevelops and administers academic and vocational qualifications including GCSEs, A Levels and BTEC awards. Provides exam materials, assessment services, certification, and support for schools,…
Sells to schools, further education colleges, training providers and apprenticeship organisations, serving teachers, exam officers, students and work-based learning teams across academic, vocational…
Financial Health
HealthyHealthy · Hiring · 50% CAGR over 4y
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Computed from 4 filingsProvides digital marketing and creative production services including content creation, media planning, data analytics, brand and social media campaigns, technology development, AI solutions, and…
Serves enterprise and mid-market brands, marketing leaders and digital teams, particularly consumer-facing organisations seeking partners across content, data, media, commerce, AI and technology.
Financial Health
StrongStrong · Hiring · 11% CAGR over 3y
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Computed from 5 filingsOperates an online platform that connects businesses with multiple lenders to obtain financing. Enables users to submit a single funding request, compare loan and finance offers, and access products…
Serves UK businesses seeking finance, mainly SMEs comparing funding options, and also works with brokers, lenders and platform partners involved in business lending.
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 4y
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Computed from 5 filingsOperates retail and online stores selling fashion apparel and accessories for men and women, including denim, jackets, shirts, knitwear, bags, footwear and leather goods, alongside selected lifestyle…
Sells directly to fashion consumers shopping for women’s and men’s clothing, denim, bags, shoes, accessories and lifestyle items through online and retail channels.
Financial Health
StableStable · Hiring · 22% CAGR over 5y
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Computed from 3 filingsDevelops financial compliance and client lifecycle management software for banks and financial institutions. Provides tools for client onboarding, KYC checks, identity verification, transaction…
Serves financial institutions and regulated firms, including corporate, commercial, retail and private banks, wealth managers, asset managers, asset servicers, fintechs, and energy and commodities…
Financial Health
StrongStrong · Profitable, Growing, Hiring · 15% CAGR over 2y
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Computed from 5 filingsIndustry trade association for digital advertising and marketing. Develops industry standards and guidelines, publishes research and market insights, provides training and certification, and…
Serves businesses and professionals in the digital advertising ecosystem, including media companies, advertisers, marketing agencies, ad tech firms, and legal, public policy, commerce, measurement,…
Financial Health
HealthyHealthy · Hiring · 3% CAGR over 4y
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Computed from 5 filingsProvides data and digital media consulting services, helping advertisers implement and manage advertising platform technologies, develop data strategies, run and measure digital marketing campaigns,…
Serves enterprise brands and marketing teams seeking data strategy, digital media transformation, campaign measurement and e-commerce advertising support, including organisations managing first-party…
Financial Health
StrongStrong · Hiring · 48% CAGR over 6y
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Computed from 5 filingsOperates and manages a portfolio of hotels and resorts providing accommodation, restaurants, meeting and event venues, and guest services for business and leisure travellers. Also runs a customer…
Sells to business and leisure travellers worldwide, including hotel guests booking direct, loyalty programme members, event and venue bookers, and diners seeking hotel restaurants and longer-stay…
Financial Health
HealthyHealthy · Hiring · 68% CAGR over 4y
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Computed from 2 filingsDevelops and manages free-to-view television platforms including Freeview Play, Freely and Freesat. Maintains platform technical specifications, integrates broadcasters and streaming services, and…
Serves UK TV viewers using free-to-view platforms, and works with broadcasters, streaming services, channel providers, device manufacturers and retailers participating in Freely, Freeview and Freesat.
Financial Health
WeakWeak
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Computed from 4 filingsProvides digital transformation consulting including strategy development, design and software development of digital products, AI and data platforms, workflow automation, and modernization of…
Serves enterprise and public-sector organisations in automotive, energy, financial services, health, manufacturing, media, mobility and retail, typically teams leading digital, data, AI and customer…
Financial Health
StrongStrong · Hiring · 13% CAGR over 3y
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Computed from 5 filingsProvides a financial research platform that aggregates macroeconomic and financial market data from multiple sources and offers tools for analysis, charting, visualization, and report creation used…
Serves B2B financial and economic research users at hedge funds, investment banks, asset managers, research institutions, pension funds and corporations, including economists, strategists and traders.
Financial Health
StrongStrong · Growing, Hiring · 44% CAGR over 4y
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Computed from 4 filingsProvides a customer data platform that collects, unifies and processes customer data from multiple digital sources, enabling businesses to build customer profiles, analyse behaviour, and activate…
Serves B2C multi-channel consumer brands, including ecommerce, media, fintech and subscription businesses, targeting marketing, product, CRM and data teams managing large-scale customer engagement.
Financial Health
StrongStrong · Hiring · 41% CAGR over 3y
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Computed from 5 filingsOperates digital platforms and group purchasing programmes that connect households with vetted suppliers of sustainable energy products, including solar panels, heat pumps, batteries and renewable…
Serves local governments/councils and vetted sustainable-energy installers/suppliers, with household residents as end users, especially homeowners seeking solar panels, batteries, heat pumps and…
Financial Health
HealthyHealthy · Hiring · 17% CAGR over 4y
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Computed from 5 filingsProvides a lead intelligence platform that aggregates contact data for professionals, including email addresses, phone numbers and social profiles, and offers tools to search databases and support…
Serves B2B sales, recruiting, marketing and business development teams seeking contact data for professionals and company decision-makers for prospecting, outreach and hiring.
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
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Computed from 5 filingsRetailer of kitchenware and cooking equipment for home cooks, including cookware, knives, baking tools and tableware sold online and in stores. Also operates cooking classes, private culinary events,…
Serves UK consumers, especially home cooks and cooking enthusiasts, plus gift buyers and people booking cookery classes or private events through its London stores and online shop.
Financial Health
StrongStrong · Hiring · 13% CAGR over 4y
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Computed from 5 filingsProvides cloud-based survey and research software for creating, distributing and analysing online surveys. Platform includes tools for market research, customer and employee experience measurement,…
Serves B2B and public-sector teams running research, customer experience and employee experience programmes, including market research, CX and HR teams across gaming, automotive, education,…
Financial Health
StrongStrong · Hiring · 24% CAGR over 4y
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Computed from 4 filingsProvides international business expansion and operational support services including employer‑of‑record employment, global payroll processing, recruitment, contractor management, entity…
Serves B2B organisations expanding into international markets, including HR, finance and legal teams managing cross-border hiring, payroll, entities, compliance, vendor consolidation and M&A…
Financial Health
StrongStrong · Hiring · 117% CAGR over 3y
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Computed from 5 filingsProvides technology-enabled traffic management, parking enforcement, ANPR monitoring, air quality monitoring, road user charging administration, notice processing, and debt recovery services for…
Serves UK government bodies, local authorities, utilities and private sector organisations, including clients responsible for transport, parking, air quality, licensing, revenue protection, customer…
Financial Health
StrongStrong · Hiring · 5% CAGR over 4y
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Computed from 5 filingsProvides investment management products and services, including funds, bonds, and inheritance tax planning solutions. Invests in sectors such as renewable energy, infrastructure, property finance,…
Serves individual investors, financial advisers and institutional investors, plus businesses and intermediaries seeking funding in renewable energy, infrastructure, property, healthcare, specialist…
Financial Health
StrongStrong
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Computed from 5 filingsOperates an e-commerce retail platform selling designer homeware, furniture, lighting, glassware, home fragrance, decorative accessories and luxury gifts from branded collections, with online…
Sells primarily to consumers shopping online for luxury homeware, designer furniture, décor, home accessories and gifts, including customers interested in premium brands and room-specific furnishings.
Financial Health
StrongStrong · Hiring · 7% CAGR over 4y
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Computed from 5 filingsOrganises guided group and self-guided adventure holidays worldwide, including trekking, cycling, mountaineering, wildlife and cultural trips. Arranges itineraries, logistics and local leaders for…
Sells to consumers and families seeking active adventure holidays, including walkers, trekkers, cyclists, mountaineers, wildlife travellers and polar explorers, across a wide range of international…
Financial Health
HealthyHealthy · 2% CAGR over 4y
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Computed from 5 filingsProduces and sells plant‑based food products including snacks, oat bars and instant breakfast oats. Operates a digital platform and app offering vegan recipes, meal plans, shopping lists, and…
Serves health-conscious consumers and families interested in plant-based and vegan eating, including shoppers of natural snacks and breakfasts and app members seeking recipes, meal planning,…
Financial Health
StrongStrong · Hiring · 4% CAGR over 4y
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Computed from 5 filingsProvides legal advisory and representation services across areas including corporate law, banking and finance, dispute resolution, tax, real estate, employment and regulatory matters for businesses,…
Serves corporate, institutional and government clients operating in complex, cross-border markets worldwide.
Financial Health
StrongStrong · 8% CAGR over 3y
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Computed from 2 filingsDevelops and executes digital engagement and fundraising campaigns for corporations, non-profits and advocacy groups. Services include campaign strategy, grassroots mobilisation, customer engagement,…
Serves corporations, nonprofits, advocacy organisations and political campaigns, with buyers including fundraising, communications, marketing, advocacy and digital teams.
Financial Health
StableStable · 6% CAGR over 1y
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Computed from 5 filingsDevelops AI-based software platform for banks and payment providers to detect and prevent fraud and financial crime. Provides transaction monitoring, identity verification, anti‑money‑laundering…
Serves B2B financial institutions and the public sector, including retail banks, corporate and commercial banks, merchant acquirers, payment service providers, core banking providers, and government…
Financial Health
StrongStrong · Hiring · 96% CAGR over 4y
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Computed from 5 filingsProvides software for capturing, archiving, and supervising electronic communications across channels such as voice, messaging, and social platforms. Offers compliance archiving, surveillance,…
Serves regulated enterprises and public sector organisations, including financial services, legal, life sciences, insurance, energy, government and corporate teams with communications compliance…
Financial Health
HealthyHealthy · -55% CAGR over 4y
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Computed from 2 filingsProvides ESG and sustainability management software that collects and consolidates environmental, social and governance data, supports regulatory reporting frameworks, tracks carbon emissions across…
Serves B2B sustainability, finance and compliance teams in mid-market and enterprise organisations, including manufacturing, food and beverage, energy, shipping, retail, real estate, private equity,…
Financial Health
HealthyHealthy · Hiring · 62% CAGR over 1y
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Computed from 5 filingsDevelops and operates an online form‑building platform that lets users create surveys, registration and order forms, collect payments, and manage submissions, with integrations to business apps,…
Serves businesses, nonprofits, government bodies, healthcare providers, educators, churches, camps, restaurants, agencies and individual professionals that need online data collection, payments and…
Financial Health
StrongStrong · Growing, Hiring · 58% CAGR over 2y
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Computed from 4 filingsDevelops and operates an online platform for creating interactive forms, surveys, quizzes, and data collection tools. Provides templates, analytics, integrations, and automation features to gather…
Serves B2B and B2C organizations, including GTM teams and larger enterprises, with buyers in marketing, product/UX research, HR, operations, talent, customer success and education.
Financial Health
StrongStrong · Growing, Hiring · 56% CAGR over 3y
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Computed from 4 filingsProvides online payment and financial services for businesses, freelancers, and marketplaces, including cross-border payment processing, multi‑currency accounts, mass payouts, invoicing, and tools to…
Serves freelancers, eCommerce sellers, digital marketplaces, agencies, startups, exporters and global businesses that need to pay or get paid across borders, including platforms managing mass payouts…
Financial Health
StrongStrong · Growing, Hiring · 37% CAGR over 3y
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Computed from 4 filingsProvides language technology, translation and localization services, and intellectual property support. Develops software platforms for machine translation, multilingual content management and patent…
Sells to enterprises and institutions needing language, content and IP support, including corporate IT, language teams, legal and compliance leaders, marketers and product leaders across sectors such…
Financial Health
StrongStrong · Hiring · 19% CAGR over 3y
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Computed from 5 filingsProvides cross‑border payment infrastructure for businesses, including multi‑currency accounts, global payment collection and payouts, foreign exchange services, card issuing, and APIs to integrate…
Serves B2B customers with cross-border payment needs, including fintechs, marketplace and logistics platforms, international trade firms, maritime service providers, corporate treasury teams,…
Financial Health
StrongStrong · 145% CAGR over 2y
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Computed from 5 filingsOperates an online board recruitment platform connecting organisations with candidates for chair, non‑executive director, trustee, governor and advisor roles. Provides board search services,…
Serves organisations hiring board members, including listed and private companies, PE-backed firms, startups, charities, education providers, NHS trusts and public sector bodies, plus individuals…
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 4y
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Computed from 3 filingsProvides investment management services and investment products, including funds, bonds and estate planning solutions. Invests in sectors such as renewable energy, infrastructure, private equity,…
Serves individual investors, financial advisers and institutional investors, alongside businesses seeking funding in sectors such as renewable energy, infrastructure, property and healthcare.
Financial Health
StrongStrong
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Key facts
About 14% of the trading cohort reports turnover above £5M (69 of 471 firms) — the rest sits below that revenue band.
7% of the cohort was incorporated since 2022 (37 firms), so a sizeable share is in its first few filing cycles.
Tag-management tooling is also detected at 76.2% of sites in the cohort (359 firms), which points to consent controls being used alongside marketing and analytics governance.
Traffic-routing or web-security services appear on 61.4% of sites (289 firms), suggesting that consent tooling often sits within a managed website operations stack.
Sector tags overlap, but SaaS accounts for 16.8% (79), followed by Travel & Hospitality at 9.6% (45) and Media & Publishing at 8.9% (42).
The financial-health profile is mixed: 26.1% (123) are classed as stable, while 18.0% (85) are weak and 12.7% (60) are distressed.
What else do OneTrust users run?
Share of the 471 OneTrust-running UK companies where each technology was also detected. As of June 2026.
Who runs OneTrust in the UK?
By sector
Sectors overlap, so shares need not sum to 100%.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
3
Median headcount
£642K
Median UK turnover
14.6%
Above £5M turnover
37
Incorporated since 2022
Verified directors — included in the file
Director names and roles for these 1,607 companies, alongside financials and websites, in one Excel + CSV file.
How OneTrust 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.
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.
OneTrust is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
OneTrust elsewhere
Frequently asked questions
How many companies in London use OneTrust?
How is OneTrust usage detected?
What kinds of companies use OneTrust in London?
What do OneTrust users in London also run?
How fresh is this data?
Can I get contact details for these companies?
Buy all 1,607 companies as a spreadsheet.
One Excel/CSV file with company details, websites and key data — yours to download and use.