Companies Using Plausible in London: 144 Active Firms (2026)
London companies running web analytics on public websites measure visitor behaviour and improve digital journeys across borough-based audiences.
Marketing, product and revenue teams are the usual buying centres for companies running this privacy-focused analytics stack, with engineering pulled in for tagging, consent configuration and site-performance checks. Adoption tends to signal a digital acquisition motion that is mature enough to care about attribution, conversion funnels and content performance, but not necessarily large enough to justify enterprise analytics suites. The cohort leans towards subscription, marketplace, ecommerce and lead-generation models, where small changes in landing-page quality or source mix can alter commercial planning.
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London has 144 companies running this analytics technology on public websites, a small adoption base by the standards of mainstream tracking tools. Reported employment across the cohort totals 1,854 people, which points to a user base weighted towards lean operating teams rather than large enterprise estates. The London skew also fits the use case: digital acquisition, subscription sales and content-led demand generation sit close to the capital’s agency, startup and professional-services markets.
GDPR and ICO guidance shape how these users set cookies, collect events and explain tracking in privacy notices. The practical issue is not just whether analytics is deployed, but whether visitor identifiers, ad tags and form journeys can be linked to identifiable people. Procurement therefore tends to sit between marketing operations, product analytics and legal review, especially where measurement is combined with consent banners, advertising pixels, bot checks or content-management plug-ins. Website stacks rarely stay tidy: adoption often coexists with other measurement and campaign tools, so researchers should treat the tag as a signal of privacy preference rather than proof of a wholly separate analytics environment.
Adoption appears likely to remain selective rather than universal. The stack tends to appeal to teams that want usable web metrics while reducing dependence on heavier advertising-led measurement, but many London firms still run mixed tagging environments because paid acquisition, retargeting and attribution reporting remain embedded in their workflows. Migration pressure is more likely to come from privacy operations, site performance and simpler reporting needs than from fashion. Consolidation in the surrounding marketing-technology stack may also blur the boundary between standalone analytics and broader growth operations.
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 Plausible rises with company size across the trading companies in this cohort. 0% of the 532,485 companies with under 10 employees run Plausible (90 detected). 0.3% of the 15,364 companies with 10–50 employees run Plausible (43 detected). 0.2% of the 1,763 companies with over 50 employees run Plausible (3 detected). That is a 0.2% gap between the over 50 employees and under 10 employees bands.
144
Active firms
2026
4
Above £5M turnover
Trading firms
6
Median headcount
Filed accounts
358
Verified directors
Across this cohort
Top companies using Plausible 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 an online platform that enables users to book desks, meeting rooms, and office spaces on demand. Connects businesses with hosts offering underused workspace and provides software tools and…
Serves businesses managing hybrid workforces, including teams seeking on-demand workspaces, serviced offices, event venues or office booking technology; also addresses hosts with unused office space.
Financial Health
StrongStrong · Hiring · 52% CAGR over 4y
Location
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Computed from 3 filingsOperates an online platform connecting individuals with self‑employed carers who provide live‑in, hourly, overnight, and domiciliary home care. Services include support for dementia, elderly care,…
Serves UK consumers and families arranging private home care for older adults, disabled people, children, and people with dementia, autism, Parkinson’s, mobility needs or post-operative support.
Financial Health
StrongStrong · Hiring · 50% CAGR over 2y
Location
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Computed from 2 filingsProvides demand generation and marketing services for B2B software companies, including campaign strategy, live event and webinar marketing, multi‑channel outreach, social content creation, data…
Serves B2B software companies globally, targeting growth, marketing and revenue teams that need support reaching target accounts, generating demand and scaling customer acquisition.
Financial Health
StrongStrong · Growing, Hiring · 225% CAGR over 1y
Location
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Computed from 5 filingsProvides digital identity verification and compliance software for businesses. Offers KYC, KYB and AML screening, document and face verification, liveness checks, transaction monitoring, and fraud…
Serves B2B organisations with online customer onboarding and compliance needs, including banks, fintechs, crypto exchanges, forex platforms, gaming operators, gig-economy firms, marketplaces and…
Financial Health
StrongStrong
Location
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Computed from 5 filingsProvides market intelligence, price assessments, forecasts and supply chain data for lithium, cobalt, nickel, graphite and battery materials. Offers subscription research platforms, analyst access,…
Serves businesses across the battery and critical minerals supply chain, including miners, raw material processors, battery and EV manufacturers, energy storage and charging firms, traders, and…
Financial Health
StrongStrong · Hiring · 84% CAGR over 4y
Location
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Computed from 5 filingsOperates a rental service for household tools, DIY equipment and other items, reserved online and collected from self‑service lockers. Also provides a platform, training and toolkits for…
Serves consumers and local residents renting household, DIY and outdoor items, plus community groups, councils and city partners seeking to launch or operate sharing library networks in the UK and…
Financial Health
HealthyHealthy · Hiring · 24% CAGR over 4y
Location
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Computed from 4 filingsDevelops software that enables B2B merchants to offer invoice payments, net‑term credit and instalments at checkout and point of sale. Platform provides credit and fraud decisioning, buyer…
Serves B2B merchants, marketplaces and banks, including hardware, robotics, wholesale, consumer electronics, SaaS, HoReCa, and building materials sellers handling trade customers and bulk or…
Financial Health
StableStable · Hiring · 86% CAGR over 3y
Location
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Computed from 5 filingsDevelops cybersecurity software and services for managing cyber risk. Provides attack surface management, vulnerability scanning, digital risk protection, penetration testing, and threat intelligence…
Sells to B2B security, IT and risk teams at organisations needing cyber risk management, attack surface visibility, application security testing, threat intelligence and PCI compliance support.
Financial Health
StableStable · Hiring · 6% CAGR over 4y
Location
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Computed from 5 filingsDevelops AI software that processes business documents such as contracts, invoices and reports, extracting structured data and automating document-driven workflows. Provides tools to manage…
Serves B2B teams handling high volumes of contracts, invoices, reports and internal documents, including operations, finance, legal and other workflow owners in document-heavy organisations.
Financial Health
HealthyHealthy · Hiring · 63% CAGR over 4y
Location
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Computed from 5 filingsDevelops workforce management software for shift‑based organisations, providing tools for employee scheduling, time and attendance tracking, mobile clock‑in, payroll data export, incident reporting,…
Serves shift-based organisations with hourly workforces, including live events venues, security firms, temporary staffing agencies and fire departments, targeting shift, operations, finance and HR…
Financial Health
StrongStrong · Hiring · 7% CAGR over 4y
Location
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Computed from 3 filingsDevelops sales enablement and customer onboarding software. Provides digital sales room workspaces where sales teams share content, proposals, quotes and action plans with buyers, track engagement…
Serves B2B revenue teams, including BDR/SDR teams, account executives, customer success, account management, CROs and partnerships managers involved in sales, onboarding, account management and…
Financial Health
StrongStrong · Growing, Hiring · 78% CAGR over 2y
Location
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Computed from 4 filingsProvides a managed platform for running client‑specific market data workloads, executing and orchestrating data ingestion, processing and distribution. Operates runtime infrastructure that manages…
Serves B2B clients that rely on market data, particularly financial services and capital markets teams needing managed operation of client-specific data flows.
Financial Health
StrongStrong
Location
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Computed from 5 filingsDevelops and operates a cloud-based platform for B2B organisations to create branded online communities and knowledge hubs. The software enables publishing resources, hosting discussions and events,…
Serves B2B brands, particularly revenue, retention and customer engagement teams, that need to educate and engage customers across the customer lifecycle. Targets companies with customer communities,…
Financial Health
WeakWeak · -12% CAGR over 4y
Location
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Computed from 5 filingsOperates an online platform listing baby and toddler classes and parent activities. Enables parents to search by age and date, view schedules, and book sessions such as music, swimming, gymnastics,…
Serves parents, expectant parents and carers of babies, toddlers and young children seeking local activities, plus UK children’s activity providers listing classes and taking bookings.
Financial Health
HealthyHealthy · Hiring · 34% CAGR over 5y
Location
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Computed from 3 filingsOperates an online platform connecting households with self‑employed carers providing home care services. Arranges live-in, hourly and overnight care, and offers managed care support for elderly,…
Sells to consumers and families seeking private home care across the UK, especially older adults, people with dementia, autism or mobility needs, children needing care, and unpaid family carers…
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
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Computed from 2 filingsProvides digital multi-currency accounts that allow users to hold and transfer USD, EUR and GBP, receive payments, send international remittances, access virtual Mastercard cards, and invest in US…
Serves individual professionals, freelancers and global remote workers who earn internationally in USD, especially people with ties to Egypt, Bangladesh, Pakistan, Nigeria and similar remittance…
Financial Health
HealthyHealthy · Hiring · 199% CAGR over 1y
Location
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Computed from 5 filingsProvides relocation support and housing search services for individuals and corporate mobility programmes. Operates an online platform listing rental properties, using data and AI to match users with…
Serves employers, global mobility and HR teams relocating international employees, as well as relocating workers and families needing housing support in major cities.
Financial Health
StableStable
Location
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Computed from 5 filingsProvides recruitment software platform that manages candidate engagement and hiring journeys. Offers tools for career site creation, conversational application flows, sourcing campaigns, analytics,…
Serves B2B HR, talent acquisition and recruitment operations teams at mid-market and enterprise employers, including household-name brands and global enterprises using ATS platforms.
Financial Health
StableStable · Hiring · 21% CAGR over 4y
Location
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Computed from 4 filingsOperates an online platform that enables users to buy, sell and hold fractional ownership interests in high‑value physical collectibles. Structures ownership through legal agreements and provides…
Targets adult consumers and collectors interested in culturally significant physical items, including users who buy, sell or gift fractional ownership interests through an online marketplace.
Financial Health
WeakWeak
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Computed from 2 filingsProvides market intelligence and data on battery materials and energy transition supply chains, including price assessments, market indices, forecasts and research on lithium, cobalt, nickel and…
Serves B2B customers in mining, battery materials, EV, charging and energy storage markets, including supply-chain, strategy, procurement and investment teams involved in energy transition supply…
Financial Health
WeakWeak · Hiring · 27% CAGR over 1y
Location
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Computed from 3 filingsDevelops and operates a subscription mobile app providing personalised fitness and nutrition programmes. Offers structured workout plans, recipe‑based meal plans, training classes, challenges, and…
Serves individual consumers seeking structured fitness, fat-loss and healthy eating support, including people who want personalised home workouts, meal plans for mixed, pescatarian, vegetarian or…
Financial Health
StableStable · -15% CAGR over 2y
Location
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Computed from 3 filingsProvides an employee engagement and workplace wellbeing platform that collects regular staff survey data, analyses team sentiment using algorithms and psychometric questions, and delivers dashboards,…
Serves B2B organisations, particularly HR, people, wellbeing and senior leadership teams seeking employee engagement, culture and workplace happiness insights for their teams.
Financial Health
WeakWeak · -6% CAGR over 2y
Location
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Computed from 3 filingsProvides digital marketing and corporate communications services, including branding, website design and development, data‑driven marketing, performance analytics, and digital transformation…
Serves B2B and B2C organisations, including large manufacturers, industrial firms, retail and consumer goods brands, and their marketing, corporate communications and digital teams.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
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Computed from 5 filingsSupplies NFC tags and QR code products and develops related software, including tag authentication platforms, mobile encoding apps, and tools for storing and accessing data such as digital contact…
Sells to businesses and organisations worldwide needing NFC tags, QR codes and related software, including buyers running authentication, encoding and product-labelling projects, plus organisations…
Financial Health
StrongStrong · Hiring · 57% CAGR over 4y
Location
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Computed from 5 filingsDevelops and provides booking and ticketing software for tour operators, attractions, sightseeing tours and hop‑on hop‑off bus services. Platform includes online reservations, OTA integrations,…
Serves B2B operators in travel and visitor attractions globally, including hop-on hop-off and bus operators, sightseeing tour companies, observation decks, cultural venues, and leisure destinations.
Financial Health
HealthyHealthy · -73% CAGR over 4y
Location
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Computed from 5 filingsProvides web‑based cobrowsing and screen‑sharing software for customer support and sales teams. Offers tools and APIs that let agents view and guide users on webpages, share presentations without…
Serves B2B organisations, especially enterprise customer support, sales, developer/product and marketing teams that need to assist, present to, or engage customers through digital channels.
Financial Health
StableStable · Hiring · 22% CAGR over 4y
Location
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Computed from 5 filingsDesigns and sells custom carbon fibre bicycles and frames for road, gravel, cyclocross, track, triathlon and time trial racing. Offers made‑to‑measure builds, components, bike fitting, paint…
Serves performance cyclists, competitive racers and cycling enthusiasts across road, gravel, cyclocross, track, triathlon and time trial disciplines, with online sales available internationally.
Financial Health
StableStable · Hiring · 97% CAGR over 4y
Location
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Computed from 5 filingsProvides a contract management service that collects, organises and maintains digital repositories of business contracts. Processes uploaded agreements, extracts key data, and creates searchable…
Serves B2B legal and procurement teams, including general counsel, legal directors, legal managers and heads of procurement, in organisations managing contract repositories.
Financial Health
StableStable · Hiring · 28% CAGR over 4y
Location
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Computed from 5 filingsFacilitates foreign exchange transactions and international payments for businesses through regulated fintech partners. Provides currency accounts, named collection accounts, spot and forward FX…
Serves UK businesses trading internationally, especially SMEs and finance teams across sectors such as manufacturing, property development, software, IT services, travel and education.
Financial Health
StableStable · -54% CAGR over 4y
Location
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Computed from 5 filingsProvides decentralized cloud computing infrastructure, offering virtual machines, GPU instances, bare‑metal servers and serverless functions, plus object and block storage, content delivery network,…
Serves developers, digital agencies, startups, nonprofits, students and businesses seeking cloud infrastructure for AI, applications, content delivery and data-intensive workloads.
Financial Health
StableStable · Hiring · 14% CAGR over 4y
Location
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Computed from 3 filingsDevelops software tools and hosted platforms for generating dynamic PDF documents. Provides a PDF toolkit and DocEngine service that converts data such as JSON into customised reports, invoices and…
Serves B2B customers and institutions needing document-generation capabilities, including universities, financial services firms, travel companies, sports organisations, digital print providers and…
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 3 filingsDevelops and maintains an open‑source decentralised finance protocol enabling non‑custodial cryptocurrency liquidity markets. Users can supply digital assets to earn interest or borrow against…
Serves retail crypto users seeking stablecoin yield and borrowing, plus DeFi developers, wallets, exchanges and fintech institutions integrating liquidity into apps for their own users.
Financial Health
WeakWeak · -92% CAGR over 2y
Location
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Computed from 4 filingsDevelops carbon management software that helps businesses measure and manage greenhouse gas emissions across operations and supply chains. Platform provides carbon footprint calculations, product…
Serves growing businesses and corporate sustainability, ESG and operations teams needing emissions management, product footprinting and disclosure support across operations and supply chains.
Financial Health
StableStable · Hiring · 65% CAGR over 3y
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Computed from 5 filingsProvides a software platform for measuring and analysing transport-related carbon emissions. Integrates with expense, HR and booking systems to collect data on employee commutes and business travel…
Sells to businesses needing Scope 3 travel and commute emissions data, particularly sustainability, finance, HR and operations teams managing employee mobility, business travel, expenses and…
Financial Health
StableStable · Hiring · 9% CAGR over 4y
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Computed from 5 filingsDevelops and provides cloud-based workforce management software for hourly workforces, including employee scheduling, shift planning, time and attendance tracking, payroll processing, HR records,…
Serves B2B organisations with hourly workforces, especially restaurants, hospitality, hotels, retail and social care, targeting HR, operations, finance, payroll teams, and business owners or…
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 4y
Location
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Computed from 5 filingsProvides digital research, strategy, design and development services. Designs and builds websites, digital products and platforms, including membership systems, CRM integrations and web applications,…
Serves B2B and nonprofit organisations, including charities, visitor attractions and growth-focused companies with revenue, membership, donation, ticketing or operational needs.
Financial Health
StrongStrong · Growing, Hiring · 7% CAGR over 4y
Location
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Computed from 3 filingsProvides an online platform for creating and managing investment vehicles such as SPVs and venture funds. Offers fund structuring, capital calls, investor onboarding, legal and tax documentation,…
Serves B2B private market participants: founders raising capital, angel syndicate leads, and fund managers/VC firms that pool investments and manage investors, including users collecting capital…
Financial Health
StrongStrong · Hiring · 47% CAGR over 2y
Location
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Computed from 5 filingsProvides market research and consultancy focused on financial services and investment markets. Conducts surveys and panel research, publishes industry reports and insights, and supplies market data…
Serves B2B clients in financial services, including asset managers, investment firms, ETF providers, wealth/advisory businesses and institutional market participants.
Financial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
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Computed from 5 filingsProvides lease extension services for residential leaseholders, combining solicitors and surveyors to manage valuation, Section 42 notices, negotiations with freeholders, and legal completion. Offers…
Serves individual flat owners and residential leaseholders in London and nationwide, particularly those dealing with freeholders on statutory lease-extension matters.
Financial Health
StrongStrong · Hiring · 57% CAGR over 4y
Location
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Computed from 2 filingsProvides Shopify-focused e‑commerce services including website design and development, Shopify Plus builds, platform migration, and custom app development. Also delivers digital marketing services…
Serves B2C and DTC ecommerce brands, online retailers and Shopify/Shopify Plus merchants, including businesses migrating platforms or scaling established online stores.
Financial Health
StrongStrong
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Computed from 5 filingsDevelops ESG management and reporting software that helps organisations track, measure and report sustainability performance. Also provides ESG consulting, carbon footprint analysis, supply chain…
Serves businesses and organisations seeking ESG and sustainability support, including companies managing internal reporting, investment or property portfolios, supply chains, and hospitality…
Financial Health
HealthyHealthy · Hiring · 37% CAGR over 4y
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Computed from 4 filingsDevelops a consent-based health data platform that links patients’ electronic health records, genomic data, biomarkers and reported outcomes. Provides pharmaceutical sponsors with real‑world evidence…
Serves life sciences sponsors, including pharmaceutical and biotech teams seeking consented patient cohorts and real-world evidence; also engages patients, healthcare professionals and investors.
Financial Health
StableStable · -13% CAGR over 3y
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Computed from 5 filingsProvides a cybersecurity platform for vulnerability management, attack surface monitoring and cloud security. Scans infrastructure, web apps, APIs and containers to detect exposed assets,…
Serves B2B security and IT teams at companies with internet-facing infrastructure, cloud environments, web apps and APIs, especially lean teams managing security and compliance requirements such as…
Financial Health
StableStable · Hiring · 60% CAGR over 4y
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Computed from 5 filingsOperates an online cryptocurrency trading platform offering spot trading and perpetual futures with leverage, account management and exchange infrastructure, and provides white‑label and…
Targets UK self-declared investment professionals, active crypto traders and institutional clients, including firms seeking white-label exchange infrastructure.
Financial Health
StableStable · -11% CAGR over 4y
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Computed from 5 filingsProvides ESG and sustainability advisory and data platform services for private market investors and portfolio companies, including responsible investment data collection, emissions calculations,…
Serves private market investors and their portfolio companies, including fund managers, LP-facing teams, deal teams, boards and in-house sustainability leads seeking ESG, responsible investment and…
Financial Health
StableStable · -44% CAGR over 4y
Location
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Computed from 3 filingsOperates an online community for geoscientists, engineers, and researchers focused on subsurface computing and geoscience software. Provides discussion forums, blog content, collaborative projects,…
Serves scientists, engineers and digital subsurface professionals, including academic and applied geologists, geophysicists and engineers, plus organisations supporting the subsurface computing…
Financial Health
WeakWeak · 0% CAGR over 2y
Location
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Computed from 4 filingsDevelops open‑source cryptography software and protocols using fully homomorphic encryption (FHE) to enable confidential smart contracts on blockchain networks. Provides developer tools,…
Serves blockchain developers, Web3 startups and enterprises building on L1/L2 networks, especially teams in DeFi, payments, banking, tokenization, governance and digital assets.
Financial Health
StableStable · Hiring · 8% CAGR over 3y
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Computed from 3 filingsDevelops an AI-powered quality assurance and training platform for customer support teams. Software analyses support tickets, automates QA audits, generates performance insights, runs simulated…
Sells to B2B customer support and customer experience teams, including CX managers, L&D managers, CS quality assurance leads, support team leads and agents in companies operating helpdesk-based…
Financial Health
WeakWeak · Hiring · 52% CAGR over 1y
Location
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Computed from 2 filingsProvides travel planning and lifestyle management services for ultra‑high‑net‑worth clients, including arranging exclusive travel experiences and assisting with acquisition of super‑prime residential…
Serves ultra-high-net-worth private clients internationally, including individuals and families seeking private travel access, super-prime real estate support, luxury luggage and lifestyle management.
Financial Health
StableStable · Hiring · 25% CAGR over 1y
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Key facts
About 2% of the trading cohort reports turnover above £5M (4 of 144 firms) — the rest sits below that revenue band.
11% of the cohort was incorporated since 2022 (17 firms), so a sizeable share is in its first few filing cycles.
50.7% of the London cohort also run a web performance and security layer, pointing to analytics use within broader site-management stacks.
Tag-management and visitor-measurement tools overlap with this cohort at 29.9% (43) and 31.3% (45), respectively.
SaaS is the largest sector tag at 22.9% (33), followed by startup-tagged firms at 20.1% (29).
Marketing agencies account for 10.4% (15) of the cohort, with management consulting at 8.3% (12).
AI and machine-learning tagged firms make up 7.6% (11), suggesting some adoption among software-adjacent London operators.
What else do Plausible users run?
Share of the 144 Plausible-running UK companies where each technology was also detected. As of June 2026.
Who runs Plausible 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.
6
Median headcount
£576.5K
Median UK turnover
2.8%
Above £5M turnover
17
Incorporated since 2022
Verified directors — included in the file
Director names and roles for these 220 companies, alongside financials and websites, in one Excel + CSV file.
How Plausible 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.
Plausible is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
Plausible elsewhere
Frequently asked questions
How many companies in London use Plausible?
How is Plausible usage detected?
What kinds of companies use Plausible in London?
What do Plausible users in London also run?
How fresh is this data?
Can I get contact details for these companies?
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