Startup Companies Using RankMath SEO in the UK: 74 Active Firms (2026)
Startups using SEO tooling build early-stage products and services while operating search-optimised public websites in the UK.
For startup operators, this SEO tooling usually sits close to the content-management layer: page titles, schema markup, indexing controls and content checks are handled by the same small team that owns website conversion. Its use tends to signal a direct-channel posture rather than a pure outbound sales motion. The adopter profile is lean, with a median headcount of 7 and median turnover of about £371,000, so tooling decisions are likely to be founder-led or marketer-led rather than run through formal enterprise procurement. Buyers care less about SEO theory and more about repeatable publishing, landing-page governance and enough technical control to avoid relying on agencies for every change.
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The UK adoption picture is small: 74 actively trading startup users, with a reported headcount of 675 between them. Within startup-tagged websites using SEO tools, this system sits second, at 12.9% within a denominator of 573. Registered-address skew is also visible: London accounts for 37.8%, followed by the South West at 21.6%, Scotland at 10.8%, the North West at 8.1% and the North East at 5.4%. That pattern fits a tool used by lean commercial teams in service, SaaS and specialist technology niches rather than by a broad cross-section of UK SMEs.
Startup status does not create a separate UK regulatory perimeter. Companies running this kind of website stack still have the usual Companies House administration, including confirmation statements and, where required, identity verification through GOV.UK One Login before filing. The more material question is activity: financial services, energy supply, aviation, healthcare and legal work bring permissions or conduct rules from the relevant regulator. SEO tooling also touches privacy practice when forms, analytics tags and consent mechanisms sit on the same site, so GDPR and ICO expectations matter even when the optimisation layer itself is not a regulated system.
Adoption appears tied to content-led acquisition among bootstrapped and lightly funded startups. The tool tends to remain attractive while teams are publishing through familiar content-management systems and want control over metadata, redirects and structured pages without adding a separate search agency workflow. Pressure may come from bundled site-builder functions, consolidation among plug-in providers and the spread of automated content production, which can make differentiation harder rather than easier. The cohort therefore looks more like a pragmatic adopter base than a signal of deep technical commitment to a particular SEO stack.
Adoption by company size
Adoption of RankMath SEO varies by company size across the trading UK startup companies in this cohort. 2.7% of the 1,979 companies with under 10 employees run RankMath SEO (53 detected). 2.7% of the 586 companies with 10–50 employees run RankMath SEO (16 detected). 0% of the 11 companies with over 50 employees run RankMath SEO (0 detected). That is a 2.7% gap between the over 50 employees and under 10 employees bands.
74
Active firms
2026
12.9%
Of detected SEO share
UK startup
7
Median headcount
Filed accounts
205
Verified contacts
Across this cohort
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Key facts
About 1% of the trading cohort reports turnover above £5M (1 of 74 firms) — the rest sits below that revenue band.
18% of the cohort was incorporated since 2022 (14 firms), so a sizeable share is in its first few filing cycles.
Among startup-tagged companies with a detectable SEO system, the cohort’s system accounts for 12.9% (74) of the 573-company denominator, behind the largest alternative at 78.2% (448).
London accounts for 37.8% (28) of startups running this SEO system, followed by the South West at 21.6% (16) and Scotland at 10.8% (8).
All 74 startups also run the same content-management platform, with analytics tools on 67.6% (50) and tag-management tools on 58.1% (43).
Software-as-a-service tags overlap with 47.3% (35) of the cohort, while AI & Machine Learning appears on 17.6% (13).
Startup status is a lifecycle tag rather than a separate UK regulatory category; sector permissions still apply for regulated financial services, energy supply, aviation, healthcare and legal activities.
SEO market share among UK Startup
Share of the 573 UK Startup with a detectable system. As of June 2026.
What else do RankMath SEO-running Startup run?
Share of the 74 RankMath SEO-running UK companies where each technology was also detected. As of June 2026.
Where RankMath SEO Startup 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.
7
Median headcount
£371.2K
Median UK turnover
1.4%
Above £5M turnover
14
Incorporated since 2022
205 verified decision-maker contacts
across these 74 companies, with emails available in Firmbase. Filter by role, seniority and stack.
Top UK Startup using RankMath SEO
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 filingsProvides ESG data and analytics for advertising planning and measurement. Operates a platform that helps brands plan, optimise and evaluate media campaigns against environmental, social and…
Serves B2B brands, advertisers and media teams seeking to align campaign investment with ESG goals, including organisations tracking sustainability, DEI and regulatory reporting alongside advertising…
Financial Health
StrongStrong · Growing, Hiring · 63% CAGR over 2y
Location
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Computed from 2 filingsDevelops cloud-based no‑code software for construction and industrial companies to digitise site paperwork and operational processes, including safety management, quality tracking, field reporting,…
Serves B2B industrial and built-environment companies, including construction, engineering, infrastructure and asset-intensive firms with field, safety, quality, fleet, project delivery and…
Financial Health
StrongStrong · Growing, Hiring · 91% CAGR over 1y
Location
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Computed from 5 filingsProvides a cybersecurity awareness training platform for organisations, including phishing attack simulations, employee training modules, reporting and analytics on risk and participation, and dark…
Sells to B2B IT and security teams in organisations seeking to manage employee cyber awareness, phishing risk and board-level security reporting. Also targets channel partners serving business…
Financial Health
HealthyHealthy · -33% CAGR over 5y
Location
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Operates an online brokerage and marketplace for buying and selling small businesses. Provides business valuations, marketing of sale listings, buyer search, and guidance through negotiations and…
Serves business owners looking to sell and prospective buyers, investors or entrepreneurs seeking to acquire small and mid-sized businesses across a wide range of UK sectors.
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 2 filingsDevelops augmented and virtual reality experiences, interactive games, and immersive installations for brands, events and attractions. Provides XR design, development and research services, including…
Serves global brands, cultural institutions, event organisers and entertainment, automotive, sports and technology organisations seeking an innovation partner for audience-facing immersive and…
Financial Health
StableStable · Hiring · 12% CAGR over 1y
Location
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Computed from 2 filingsDevelops rating algorithms and software platforms for points‑based sports. Provides white‑label player rating, ranking and analytics systems that integrate with competition tools, plus online…
Sells to B2B sports organisations of any size, from local clubs and leagues to national and global governing bodies, plus companies running competition tools. Targets amateur and professional…
Financial Health
DistressedDistressed · 0% CAGR over 1y
Location
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Computed from 5 filingsOperates an online birdwatching platform and community, providing information and resources about birds and enabling users to engage with birding activities and related content through its Birda…
Serves consumers interested in birdwatching and nature, including casual birders and everyday people looking to connect with the natural world through a community.
Financial Health
StrongStrong · Growing, Hiring · 50% CAGR over 4y
Location
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Computed from 5 filingsProvides cloud-based event site planning software that lets organisers design layouts on mapped locations, import floor plans, and place infrastructure such as stages, barriers, staff positions and…
Sells to B2B and public-sector event planners, including event companies, venues, festivals, local governments, sports federations, and teams managing road, sports, cultural, and community events.
Financial Health
HealthyHealthy · Hiring · 55% CAGR over 4y
Location
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Computed from 4 filingsDevelops artificial intelligence software for e‑commerce retailers, including clothing, shoe and bra size recommendation tools, virtual try‑on and visual search. Also offers systems to detect return…
Serves B2B e-commerce fashion and footwear retailers, including multi-brand and enterprise brands on Shopify Plus, Salesforce and Magento, plus organisations in sectors such as defence and healthcare…
Financial Health
StrongStrong · Hiring · 6% CAGR over 3y
Location
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Computed from 5 filingsOperates a teledentistry platform and mobile app connecting patients with dentists for video consultations, emergency advice and prescriptions. Provides dentist‑supervised teeth straightening with…
Serves consumers seeking on-demand dental advice, emergency appointments, teeth straightening or whitening, and sells B2B plans to employers and insurers wanting dental support and benefits for…
Financial Health
HealthyHealthy · Hiring · 45% CAGR over 5y
Location
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Computed from 5 filingsProvides cloud-based booking and management software for pet grooming and other pet service businesses. Offers client self‑service booking apps, calendar scheduling, automated reminders, deposit…
Serves UK dog groomers and pet grooming salons, from solo groomers to multi-staff studios, with pet owners as end users booking appointments through the app.
Financial Health
StableStable · Hiring · 25% CAGR over 4y
Location
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Computed from 3 filingsDevelops strategy management software used by organisations to plan, track and execute business strategies. The platform includes tools for strategic planning, KPI and metric tracking, risk and task…
Sells to organisations managing strategy execution, including charities, housing associations, enterprises and partner organisations. Targets strategy leaders, senior managers and teams that need…
Financial Health
WeakWeak · -24% CAGR over 2y
Location
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Computed from 5 filingsProvides a cloud-based mobility platform for automotive dealerships and fleets to manage rental and courtesy vehicles, shuttles and service vans. Software tracks vehicle location, manages bookings,…
Serves B2B automotive customers, including franchised dealerships, dealer groups and major OEMs managing rental fleets, courtesy loaners, shuttles, mobile service vehicles and parts logistics.
Financial Health
StableStable · 2% CAGR over 4y
Location
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Computed from 5 filingsDevelops employee engagement software that gathers regular employee feedback, analyses sentiment using AI, and provides dashboards and insights to managers to identify workplace issues, improve…
Targets HR teams, people leaders and business managers at organisations ranging from startups to large enterprises, across sectors.
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides GPU‑accelerated virtual desktop infrastructure services, hosting workstation and server resources in centralised environments. Enables organisations to run graphics‑intensive applications…
Serves B2B organisations with demanding GPU workloads, especially AEC firms and wider creative-sector teams, from SMEs to multinational design practices supporting hybrid staff, freelancers and…
Financial Health
StableStable · Hiring · 6% CAGR over 5y
Location
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Computed from 5 filingsDevelops and provides virtual and hybrid event platforms for conferences, meetings and livestreamed events. Offers online event environments with attendee interaction features, streaming…
Serves corporate event, communications and investor relations teams at businesses in private equity, technology, sports, professional services and consumer brands.
Financial Health
StrongStrong · Growing, Hiring · 32% CAGR over 4y
Location
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Computed from 3 filingsDevelops cloud-based compliance and risk management software for organisations managing multiple sites. The platform supports audits, safety inspections, asset tracking, maintenance records, and…
Sells to organisations managing multi-site estates and compliance-heavy facilities, including property and facilities management teams in construction, retail, social housing, transport and…
Financial Health
StrongStrong · 20% CAGR over 1y
Location
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Computed from 5 filingsProvides software for retailers to manage and monetise in‑store retail media. Platform supports advertising inventory management, campaign execution, artwork and display compliance tracking, demand…
Sells to B2B retail organisations, especially store-based retailers with large physical location networks, and the retail media, marketing and campaign teams managing in-store inventory, advertisers,…
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
Location
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Computed from 5 filingsProvides business communication and marketing technology including bulk SMS messaging, SMS APIs, and a self‑service campaign platform. Also offers managed SMS campaigns, digital wallet marketing…
Serves B2B customers in food and beverage, retail, logistics and general business sectors, particularly teams responsible for customer communications, marketing campaigns, operational processes and…
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsOperates an online platform for booking chauffeur-driven car services and airport assistance worldwide. Provides transfers, hourly hire, and VIP meet-and-greet services, enabling travellers and…
Serves elite organisations, corporate travel teams, luxury travel providers and high-net-worth or VIP travellers arranging premium ground transport and airport assistance across international cities…
Financial Health
StrongStrong
Location
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Computed from 3 filingsDevelops cloud‑based computational fluid dynamics (CFD) software for running aerodynamic and fluid flow simulations. The platform provides tools for simulation setup, analysis, and data management,…
Serves B2B engineering teams and companies using CFD, especially in motorsport, automotive, cycling, naval, buildings and HVAC sectors, including race engineers, design teams and smaller…
Financial Health
StrongStrong · Growing, Hiring · 17% CAGR over 2y
Location
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Computed from 5 filingsDevelops low‑code B2B portal software integrated with ERP systems, enabling manufacturers, distributors and wholesalers to provide customer, supplier and partner self‑service access to pricing,…
Serves B2B manufacturers, distributors and wholesalers using ERP systems, targeting IT, finance, operations and leadership teams managing customer, supplier, dealer or partner relationships.
Financial Health
HealthyHealthy · -4% CAGR over 4y
Location
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Computed from 5 filingsDevelops field sales management software used by brands and agencies. Provides a CRM platform for route planning, lead prospecting, customer visit tracking, order placement, data capture, and…
Serves B2B field sales teams and managers at FMCG and consumer brands, as well as sales agencies managing reps, retail prospecting, wholesale orders and territory activity.
Financial Health
HealthyHealthy · Hiring · 37% CAGR over 4y
Location
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Computed from 3 filingsProvides a cloud-based financial reporting and planning platform for advisers. Aggregates and standardises client investment data from multiple providers, consolidates holdings including private…
Serves financial advisers, wealth managers and other intermediaries who manage clients with complex, multi-provider wealth, including private equity, debt securities and alternative investments.
Financial Health
StrongStrong · 67% CAGR over 1y
Location
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Computed from 5 filingsProvides smart building sensors and a software analytics platform that collects data on occupancy, desk usage, air quality, temperature, light and noise, enabling organisations to monitor space…
Serves B2B customers that own or occupy workplaces, including corporate real estate, facilities and workplace teams, commercial landlords, and organisations managing office portfolios.
Financial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
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Develops carbon management software for the construction sector, enabling calculation, tracking and reporting of embodied and operational carbon across projects and portfolios, supporting whole‑life…
Sells to UK construction-sector businesses, including developers, contractors, consultants, suppliers and multi-project organisations needing carbon reporting, compliance support and portfolio-level…
Financial Health
N/AN/A
Location
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Computed from 5 filingsProvides a software platform for e‑commerce and retail brands to run referral marketing programmes, enabling customers to share recommendations on social channels, track referrals, reward advocates,…
Serves eCommerce and retail brands, particularly marketing, affiliate and partnerships teams focused on customer acquisition, retention and brand advocacy across online shopping journeys.
Financial Health
WeakWeak · Hiring · 8% CAGR over 4y
Location
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Computed from 3 filingsProvides a management method and software tool that measures reliability between internal departments using a single‑question feedback system. Helps organisations monitor process handoffs, visualise…
Serves B2B and public-sector organisations with cross-department workflows, including industrial companies, service firms, hospitals, hotels, law and tax practices, and armed forces units.
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides energy consultancy for businesses, comparing and arranging electricity, gas, water and waste utility contracts. Manages contract renewals and supplier switching, analyses consumption and…
Serves UK mainland businesses that buy electricity, gas, water or waste utilities, including organisations seeking support with contract renewals, supplier switching and energy account management.
Financial Health
WeakWeak
Location
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Computed from 4 filingsProvides managed private cloud infrastructure and hosting using OpenStack, offering dedicated compute resources, fixed‑price cloud environments, infrastructure setup, migration guidance and ongoing…
Serves B2B technology teams, startups and companies running applications on AWS or similar public cloud, especially engineering leaders seeking predictable pricing, hands-on infrastructure support,…
Financial Health
WeakWeak · Hiring · 91% CAGR over 3y
Location
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Computed from 5 filingsDevelops cloud-based MRP and CRM software for small and medium manufacturing businesses. The system manages production scheduling, shopfloor task tracking, inventory and purchasing, sales quoting,…
Targets SME engineering firms, manufacturers and assemblers of devices, electrical/scientific equipment, industrial machinery, plant, agricultural machinery and materials handling equipment,…
Financial Health
WeakWeak · -5% CAGR over 4y
Location
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Computed from 5 filingsDevelops software for the automotive industry that enables dealerships to create personalised vehicle sales videos, generate AI-assisted vehicle imagery, manage inventory media, and track customer…
Sells to automotive businesses, especially motor dealerships and their sales and servicing teams. Targets vehicle retailers and inventory-focused operators needing digital tools for customer…
Financial Health
StableStable · Hiring · 35% CAGR over 4y
Location
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Computed from 5 filingsProvides identity assurance and passwordless authentication software for organisations, including biometric and device‑based multi‑factor authentication, FIDO passkeys, risk analysis, and continuous…
Sells to enterprise IT and security teams needing passwordless authentication, identity assurance, MFA, SSO and user risk controls for workforce access across business applications.
Financial Health
StableStable · -22% CAGR over 4y
Location
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Computed from 5 filingsDevelops software for social care providers to manage compliance, quality assurance, and service improvement. Its platform combines audit management, feedback collection, analytics, and AI‑driven…
Serves B2B social care providers, including care leaders, frontline teams, single-service operators and multi-site care groups needing compliance, quality oversight and inspection readiness.
Financial Health
DistressedDistressed
Location
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Computed from 5 filingsProvides an e-commerce platform for creating and managing online stores. Offers tools for payments, shipping integration, inventory management, marketing, point-of-sale, themes, apps, and marketplace…
Serves businesses selling online, especially merchants launching or scaling e-commerce stores. Targets small, medium and large retailers, physical store owners moving online, and internal store,…
Financial Health
WeakWeak · -12% CAGR over 4y
Location
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Computed from 5 filingsDevelops geospatial data visualisation and analytics software for planning clean energy and decarbonisation projects. Provides the Olsights Eye mapping platform, bespoke application development, and…
Serves clean energy project developers, utilities, energy planners and policymakers involved in decarbonisation, hydrogen, CCUS and grid-related projects, across B2B and public-sector markets.
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides maritime fuel market data and analytics, offering real-time bunker fuel prices, forward price curves, and verified transaction-based market signals across global ports via web dashboards,…
Serves maritime operators, bunker traders, shipping professionals, procurement teams, analysts, software vendors, enterprise supply chains, trading desks and data teams in shipping, logistics, trade,…
Financial Health
DistressedDistressed · -16% CAGR over 4y
Location
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Computed from 5 filingsProvides medical management software for sports teams and clinicians. The platform includes a web portal and mobile app for athlete health monitoring, recording injuries and treatments, managing…
Serves sports teams, leagues and athlete care organisations, targeting clinicians and medical teams managing player health records across elite, semi-professional and amateur squads.
Financial Health
DistressedDistressed
Location
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Computed from 5 filingsProvides a real-time enterprise risk intelligence platform that monitors and assesses third‑party partners, vendors and merchants. Offers due diligence screening, compliance monitoring, website…
Serves B2B risk, compliance and onboarding teams at payments, iGaming, crypto/VASP and other regulated businesses that manage merchants, suppliers, vendors and partners.
Financial Health
StableStable · Hiring · 63% CAGR over 4y
Location
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Computed from 5 filingsDevelops and provides a cloud‑based air traffic management platform featuring digital flight strips for aerodromes and air traffic control operations, enabling controllers to manage flight…
Sells to aerodrome operators, airport air traffic control teams, and aviation organisations seeking configurable operational systems for ATC environments.
Financial Health
StrongStrong · Growing, Hiring · 25% CAGR over 4y
Location
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Computed from 5 filingsDevelops partner relationship management (PRM) software that helps companies manage partner programmes. Provides tools for partner onboarding, training, marketing automation, deal registration,…
Serves B2B companies with channel, referral and partner ecosystems, especially partner revenue and marketing teams in cybersecurity, high tech, manufacturing, fintech and telecom sectors.
Financial Health
StrongStrong · Hiring · 8% CAGR over 4y
Location
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Computed from 4 filingsDevelops brand tracking and market research software that measures consumer sentiment and responses to marketing campaigns. Provides real-time dashboards, brand funnel metrics, and creative asset…
Serves marketing teams, brand leaders and insight teams at consumer-facing businesses and large brands that run campaigns and need to understand customer sentiment, loyalty and brand choice.
Financial Health
StableStable
Location
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Computed from 5 filingsDevelops and provides services for training management applications used by highly regulated businesses. Also operates an online platform that connects organisations with artificial intelligence…
Serves businesses and recruiters seeking AI specialists for short- and long-term projects, including roles in data science, machine learning, computer vision, NLP, AI consulting, product, security…
Financial Health
StableStable · Hiring · 7% CAGR over 4y
Location
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Develops software for self‑service test data management, including synthetic data generation, data anonymisation, and AI‑assisted data model browsing. Provides tools to generate and manage database…
Serves B2B organisations, particularly banks and payment/financial services teams, plus data analysts, software engineers, QA managers, testers and IT project teams that need controlled access to…
Financial Health
N/AN/A
Location
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Computed from 4 filingsDevelops clinical software for general practitioner practices, providing an integrated system to manage patient requests, appointments, consultations, referrals, records, and document processing,…
Sells to NHS GP practices across the UK, targeting GP partners, practice managers and Integrated Care Boards responsible for clinical operations, patient workflows, compliance and IT systems.
Financial Health
WeakWeak · Hiring · 108% CAGR over 3y
Location
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Provides software platform for private markets firms to collect, validate and manage fund and portfolio data. Integrates with asset servicers and portfolio companies, and automates data validation,…
Serves B2B private markets investment firms, including private equity managers and their finance, investor relations, partner and deal teams handling fund, portfolio and investor reporting data.
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Computed from 3 filingsProvides doctor-led consultations and treatment for hormone imbalances using bioidentical hormone replacement therapy. Services include hormone blood testing, prescriptions and supplements for…
Serves private healthcare consumers, including women with perimenopause or menopause symptoms and men with low testosterone or andropause concerns, seeking hormone health consultations and related…
Financial Health
StrongStrong · Hiring · 92% CAGR over 2y
Location
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Computed from 2 filingsDevelops digital health software that conducts automated clinical conversations with patients via SMS. The platform collects health readings, sends education and reminders, and supports care pathways…
Sells to healthcare providers and clinical teams across acute care, community care and general practice, including NHS-style services. Targets organisations managing hypertension, diabetes, maternity…
Financial Health
WeakWeak · -8% CAGR over 1y
Location
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Computed from 3 filingsProvides IT support and managed services for businesses, including helpdesk support, network and hardware setup, server and cloud installations, website design, bespoke software development, and CRM…
Serves UK businesses and public-sector bodies, including SMEs, in pharmaceuticals, waste management, banking, publishing, distribution, manufacturing and local authorities.
Financial Health
StrongStrong · Growing, Hiring · 15% CAGR over 2y
Location
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Computed from 5 filingsDevelops cloud-based insurance technology platform that enables insurers, brokers and MGAs to build insurance products, automate policy workflows, and distribute policies through API integrations and…
Serves B2B insurance-sector organisations, including reinsurers, insurers, MGAs, UMAs, brokers and agent/distribution networks, with an emphasis on businesses digitising insurance distribution in…
Financial Health
StrongStrong
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How RankMath SEO 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. startup 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 startup 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.
RankMath SEO is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
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