IT Services Companies Using BlockMark Technologies in the UK: 203 Active Firms (2026)
IT services firms running the detected web technology deliver managed support, infrastructure and digital operations to UK business customers.
For managed-service providers, the detected page-builder is less a delivery platform than a way to keep service pages, case material and enquiry routes editable without constant developer work. Adoption tends to signal a direct-sales posture: a named marketing or commercial owner, some budget for search and conversion work, and enough operational maturity to maintain a public service catalogue. It also suggests a services-led firm that needs website change control but may not justify a dedicated web engineering team. The relevant buying centre is often commercial leadership working with an external agency, with technical staff involved mainly on hosting, security and integrations.
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The UK adoption picture is compact: 203 companies in this IT services and managed services cohort are actively trading. Reported employment totals 2,172 people, so the visible footprint is concentrated in small delivery teams rather than large systems-integrator workforces. Within the sector’s detected page-builder mix, this technology sits third, at 10.7% of a 1,902-site denominator, behind the two more common page-builder choices. The regional skew is southern: the South East accounts for 20.2% of the cohort, while London and the South West each account for 16.3%; the East of England follows at 9.9% and Yorkshire and The Humber at 7.4%.
For IT services providers, a detected page-builder usually sits in the sales and support perimeter rather than the managed-service stack itself. Website enquiry forms, analytics tags, chat widgets and gated content can bring GDPR and ICO obligations into ordinary marketing operations, especially where prospects submit infrastructure, security or incident details. Procurement is usually light-touch for the web layer, but client-facing providers still need change control, patching discipline and clear ownership between internal marketers, external agencies and technical teams. Co-occurrence with security, analytics and content tools also makes supplier sprawl a practical governance issue.
Adoption appears to sit among established small and mid-market IT services firms rather than speculative start-ups. Migration pressure tends to come from design debt, extension maintenance, accessibility and the need to publish service content without developer queues. Some providers will keep page builders because marketing teams can own campaign pages; others may move towards lighter themes, hosted site platforms or agency-managed builds as security teams tighten control over extensions. The cohort looks less like a product-engineering story and more like an operational convenience layer for firms that need a credible direct channel while spending most technical attention on client delivery.
Adoption by company size
Adoption of BlockMark Technologies rises with company size across the trading UK IT services companies in this cohort. 0.1% of the 119,548 companies with under 10 employees run BlockMark Technologies (111 detected). 3.8% of the 2,157 companies with 10–50 employees run BlockMark Technologies (81 detected). 2.2% of the 181 companies with over 50 employees run BlockMark Technologies (4 detected). That is a 2.1% gap between the over 50 employees and under 10 employees bands.
203
Active firms
2026
10.7%
Of detected Page builders share
UK IT services
8
Median headcount
Filed accounts
443
Verified contacts
Across this cohort
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Key facts
About 2% of the trading cohort reports turnover above £5M (6 of 203 firms) — the rest sits below that revenue band.
4% of the cohort was incorporated since 2022 (9 firms), so a sizeable share is in its first few filing cycles.
Among the 1,902 IT services firms with a detectable page-builder system, this cohort ranks third by detected share at 10.7% (203), behind two systems on 54.2% (1,030) and 11.6% (221).
By registered ITL1 region, the South East accounts for 20.2% (41), ahead of London and the South West at 16.3% (33) each.
Co-detections point to website stack depth: 57.6% (117) also show the most common site platform, 51.7% (105) show an analytics tag and 41.4% (84) show a tag-management tool.
Adjacent sector tags overlap with cybersecurity at 38.4% (78) and telecommunications at 16.3% (33), reflecting managed-services firms with security and connectivity propositions.
Financial-risk flags cover 11.8% (24) in the weak band and 6.4% (13) in the distressed band.
Page builders market share among UK IT Services
Share of the 1,902 UK IT Services with a detectable system. As of June 2026.
What else do BlockMark Technologies-running IT Services run?
Share of the 203 BlockMark Technologies-running UK companies where each technology was also detected. As of June 2026.
Where BlockMark Technologies IT Services are, and how healthy they look
By region
By registered-office region; companies without a regional match count toward Rest of UK.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
8
Median headcount
£566.4K
Median UK turnover
3%
Above £5M turnover
9
Incorporated since 2022
443 verified decision-maker contacts
across these 203 companies, with emails available in Firmbase. Filter by role, seniority and stack.
Top UK IT Services using BlockMark Technologies
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 managed IT services and consultancy for businesses, including IT support, remote service desk, cloud solutions with Microsoft 365 and Azure, cybersecurity services, network monitoring, VoIP…
Serves UK businesses, primarily small and medium-sized organisations, from startups to larger firms. Target sectors include accountancy, architecture, charities, construction, education, finance,…
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides managed IT support and services for businesses and charities, including remote IT support, Microsoft 365 and Azure services, hosted desktops, cybersecurity and penetration testing, internet…
Serves UK businesses of all sizes, from small firms with 1–15 staff to medium and enterprise organisations, plus charities and non-profits needing outsourced IT, cyber security, connectivity and…
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides managed IT services including cybersecurity, cloud solutions, data management, infrastructure, connectivity, mobile services, and unified communications. Also delivers IT consulting,…
Serves businesses and organisations needing external IT expertise, including owners and leadership teams concerned with cybersecurity, downtime, data loss, unpredictable IT costs and scalable…
Financial Health
StrongStrong · -2% CAGR over 5y
Location
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Financial sub-scores
Computed from 5 filingsProvides managed IT services including technical support, cloud computing, cybersecurity, telecommunications, and digital workplace solutions. Offers remote monitoring, infrastructure management, and…
Serves UK businesses and organisations, from small businesses to large enterprises, seeking outsourced support for IT, cloud, telecoms, connectivity and digital workplace needs.
Financial Health
StableStable · Hiring · 14% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides outsourced managed IT support for businesses, including helpdesk and service contracts, Microsoft 365 and Azure cloud setup and management, cybersecurity services, and cloud-based backup and…
Sells to SMEs needing outsourced IT support and cloud, security and backup services, particularly businesses in Surrey, London and surrounding South East counties.
Financial Health
StrongStrong
Location
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Financial sub-scores
Computed from 5 filingsProvides managed IT support and cybersecurity services for businesses, including network monitoring, threat protection, backup and disaster recovery, cloud solutions, Microsoft 365 management,…
Serves UK SMEs and other businesses, particularly organisations in the North East, that need outsourced IT support, cybersecurity, cloud and communications services.
Financial Health
HealthyHealthy · -68% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides managed IT services and technology consulting, including cloud infrastructure, cybersecurity, connectivity, data and AI solutions, digital workplace tools, and IT operations management,…
Serves CIOs, IT managers, operations and finance leaders in not-for-profit organisations, housing associations, legal services firms, consultancies and hospitality businesses.
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT support, IT consultancy and cybersecurity services for businesses. Offers cloud and network management, internet and VoIP systems, disaster recovery, and governance and compliance…
Serves SME businesses needing outsourced IT support and cyber security compliance, including organisations seeking Cyber Essentials, Defence Cyber Certification, IASME Cyber Assurance or ISO 27001…
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT support, cloud services, VoIP telephony, and cyber security services for businesses. Offers 24/7 security monitoring, Cyber Essentials certification support, penetration testing,…
Serves SMEs in South Wales, Bristol and surrounding areas, including charities, third-sector organisations, environmental firms, financial services, manufacturers, professional services, and…
Financial Health
StrongStrong · Growing, Hiring · 5% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsProvides managed IT services for businesses, including IT support, outsourced and remote helpdesk, cybersecurity and Cyber Essentials compliance, cloud services such as Microsoft 365 and virtual…
Serves SMEs and other businesses in Surrey, London and South East England, with specific propositions for legal and financial services firms and business managers seeking outsourced IT support.
Financial Health
StableStable · Hiring · 11% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides managed IT services and technical support for businesses, including cybersecurity, cloud services, IT consultancy, project management, and dedicated engineers. Supports installation,…
Serves businesses needing outsourced IT expertise, including organisations adopting new technologies, strengthening cyber security, using cloud platforms or Apple Mac environments, and seeking…
Financial Health
StrongStrong · Growing, Hiring · 5% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT support and consulting services including helpdesk support, network performance management, cyber security, cloud and server management, backup and disaster recovery,…
Serves London-based media agencies, not-for-profits and SaaS companies, particularly teams needing outsourced IT support, cyber security assurance and infrastructure guidance as they scale.
Financial Health
StrongStrong · Hiring · 43% CAGR over 4y
Location
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Financial sub-scores
Computed from 2 filingsProvides managed IT support and consultancy for businesses, including remote and on-site support, cybersecurity services, Microsoft 365 and Azure management, cloud migration, telephony systems, and…
Serves SMEs across the UK needing outsourced IT support and technology management, including businesses with Microsoft 365, Azure, telephony, networking and cybersecurity requirements.
Financial Health
HealthyHealthy · Hiring · 17% CAGR over 1y
Location
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Financial sub-scores
Computed from 3 filingsProvides managed IT services for businesses, including IT support, cloud services, cybersecurity protection, technology consultancy and IT project delivery. Also offers Cyber Essentials certification…
Serves UK small and mid-sized businesses, with emphasis on financial services firms, consultancies, innovation hubs, renewable energy companies and healthcare organisations.
Financial Health
StableStable · Hiring · 11% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides managed IT support services including network monitoring and maintenance, cybersecurity protection, cloud migration and management, VoIP telephony, and business connectivity. Offers remote…
Serves London-based SMEs and other business organisations, especially owners and teams seeking outsourced technology support, stronger data security, cloud migration help, and more responsive IT…
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT services including technical support, cybersecurity, cloud and Microsoft 365 solutions, disaster recovery, and IT consultancy. Also offers website design, development and hosting,…
Serves growing SMEs and established companies, particularly organisations in regulated industries, needing external IT, cybersecurity, Microsoft cloud and digital support across the UK.
Financial Health
StrongStrong · Growing, Hiring · 15% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT services for businesses and education organisations, including IT support, cyber security, cloud solutions, IT consultancy, and VoIP telephony systems. Also assists with Cyber…
Serves businesses and educational organisations across the South East of England, including clients with workplace IT, cyber security, cloud and communications requirements, and public sector buyers…
Financial Health
StrongStrong · Growing, Hiring · 26% CAGR over 4y
Location
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Computed from 3 filingsProvides managed IT support and technical services for businesses and educational organisations, including cybersecurity, web and email filtering, VoIP and cloud telephony, connectivity solutions,…
Serves schools and other education organisations alongside small and mid-sized businesses seeking an outsourced IT partner, with buyers likely to include school administrators, business owners and…
Financial Health
StrongStrong · Growing, Hiring · 13% CAGR over 2y
Location
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Computed from 5 filingsProvides managed IT services and consultancy including infrastructure monitoring and support, cloud and virtualization solutions, networking and SD‑WAN, cybersecurity services, VoIP phone systems,…
Serves public sector organisations, SMEs and large enterprises throughout Scotland, targeting business leaders and IT teams seeking long-term external technology support and consultancy partnerships.
Financial Health
StrongStrong · Growing, Hiring · 9% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT services and technology strategy for organisations, including virtual CIO advisory, IT support, infrastructure monitoring, Microsoft 365 management, cybersecurity, cloud services,…
Serves SMEs and not-for-profit organisations, including clients in legal services, home improvement, health and social care.
Financial Health
HealthyHealthy · -8% CAGR over 5y
Location
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Computed from 5 filingsProvides managed IT services and technical support for businesses, including helpdesk support, network and infrastructure management, cybersecurity, data backup, cloud technologies, IT audits, system…
Serves startups, SMEs and enterprise businesses needing outsourced or supplementary IT support, plus individuals seeking IT help; aimed at organisations without in-house IT capacity or requiring…
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT support and consultancy for businesses, including network monitoring and maintenance, cybersecurity services, IT assessments, infrastructure projects, Microsoft 365 migrations,…
Serves growing businesses needing external IT support, security and infrastructure management, particularly organisations seeking managed services, Cyber Essentials-aligned protection, Microsoft 365…
Financial Health
HealthyHealthy · Hiring · 21% CAGR over 5y
Location
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Computed from 3 filingsProvides managed IT support, cybersecurity services, and technology consultancy for businesses and non-profit organisations. Services include Microsoft 365 management, cloud services, data backup,…
Serves small and medium-sized businesses and charities across Dorset and the UK, across most industries, seeking an outsourced technology partner rather than in-house IT staff.
Financial Health
HealthyHealthy · -9% CAGR over 2y
Location
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Computed from 5 filingsProvides managed IT support and technology services for businesses, including network infrastructure management, cybersecurity, email security, internet connectivity, VoIP telephony, disaster…
Serves businesses and organisations across the South West and wider UK, particularly in legal, financial, leisure and tourism, healthcare, manufacturing, and food and drink sectors.
Financial Health
StrongStrong · Growing, Hiring · 16% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT services for businesses, including IT support and remote helpdesk, cybersecurity and Cyber Essentials compliance, cloud and Microsoft 365 solutions, email management and…
Serves businesses across many industries, including organisations using Microsoft 365 or Apple technology, with emphasis on companies in the Cheltenham/Gloucestershire area.
Financial Health
StrongStrong · Growing, Hiring · 24% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT support and technology services for businesses, including network management, cybersecurity, cloud services, VoIP systems, data backup, web hosting and web design, along with…
Serves SMEs and growing businesses in Shropshire, Staffordshire and the Midlands that need outsourced IT support, managed services, cyber security, cloud, software and web services.
Financial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
Location
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Computed from 3 filingsProvides managed IT support and cybersecurity services for businesses, including cloud computing, Microsoft 365 licensing and migration, data backup and disaster recovery, internet and Wi‑Fi setup,…
Serves SMEs and growing businesses, plus charities and non-profits, across Greater Birmingham and the Black Country that need outsourced IT, cyber security and strategic technology support.
Financial Health
StrongStrong · Growing, Hiring · 13% CAGR over 2y
Location
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Computed from 5 filingsProvides managed IT support, IT services, and cybersecurity for businesses. Services include proactive system monitoring, helpdesk support, infrastructure management, and project delivery such as…
Serves B2B customers in Coventry and Warwickshire, especially manufacturing, design and automotive businesses needing an outsourced IT department.
Financial Health
StrongStrong · Growing, Hiring · 2% CAGR over 4y
Location
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Computed from 3 filingsProvides IT support services for businesses, including remote and onsite technical support, network and infrastructure setup, communications systems, hosted email, backup and storage, cloud platforms…
Serves small and medium-sized businesses in Harlow and Essex that need outsourced IT support and advice, including organisations without in-house technical staff.
Financial Health
HealthyHealthy · Growing, Hiring · 10% CAGR over 2y
Location
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Computed from 4 filingsProvides managed IT support, cybersecurity services, cloud and Microsoft 365 solutions, telecoms and internet connectivity, networking and Wi‑Fi infrastructure, hardware supply, and backup and…
Serves small and medium-sized businesses across the south of the UK, including dental and aesthetics practices, care homes, manufacturers, financial and legal firms, hospitality operators, charities…
Financial Health
HealthyHealthy · Growing, Hiring · 12% CAGR over 3y
Location
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Computed from 5 filingsProvides managed IT services for businesses including technical support, network and security management, cloud and email collaboration systems, VoIP telephony, and data backup and recovery. Also…
Serves businesses and organisations of any size, including social care providers and charities, that need outsourced IT support and related technology services.
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT support and technical services for businesses, including network and IT infrastructure design, cloud services, Office 365 and business email setup, VoIP telephone systems,…
Serves businesses of all sizes across Cambridge, Cambridgeshire and nearby areas, including organisations seeking outsourced IT support, cloud and connectivity services, plus schools needing ICT…
Financial Health
StrongStrong · Growing, Hiring · 5% CAGR over 5y
Location
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Computed from 5 filingsProvides managed IT support and maintenance for businesses, including system monitoring, cybersecurity, data backup, cloud services, network connectivity, hardware procurement and repairs, CCTV…
Serves businesses and community organisations in London, Kent and South East England, including charities, creative organisations, engineering firms and other local SMEs.
Financial Health
HealthyHealthy · Hiring · 14% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT services including technical support, cybersecurity, software development, and IT infrastructure management. Develops custom software and integrations, supports compliance and…
Serves B2B clients, especially regulated service-driven businesses such as financial services firms, insurance brokers, wealth managers, accountants, consultants and law firms, typically owner-led or…
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 4y
Location
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Computed from 5 filingsProvides business IT support and consultancy, including network and infrastructure design, cybersecurity, backup and recovery, hardware supply, and managed IT services. Offers services such as…
Serves small, medium and large UK businesses, plus education organisations including schools, colleges, universities and multi-academy trusts, typically IT leaders and departments responsible for…
Financial Health
HealthyHealthy · Hiring · 15% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT support and consultancy for businesses, including co‑managed and ad‑hoc support, cloud computing, backup and disaster recovery, cybersecurity services, VoIP telephony, network…
Sells primarily to businesses and organisations needing IT support, including accounts and legal firms, construction and engineering practices, manufacturers, recruiters, hospitality businesses and…
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 5y
Location
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Computed from 5 filingsProvides custom software and mobile application development, including Laravel and AI solutions, along with system integrations and business automation. Delivers managed IT services, cloud…
Serves businesses of all sizes across industries, targeting organisations needing bespoke software, managed IT, cloud infrastructure, automation, communications systems and outsourced technical…
Financial Health
HealthyHealthy · Hiring · 10% CAGR over 4y
Location
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Computed from 3 filingsProvides managed IT support, cyber security services, and business communications solutions. Offers network connectivity, phone systems, cloud services, penetration testing, incident response, and…
Serves UK businesses across diverse sectors, from local SMEs to larger worldwide companies, typically organisations needing an outsourced or co-managed technology partner for IT, security and…
Financial Health
StrongStrong · Growing, Hiring · 6% CAGR over 2y
Location
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Computed from 4 filingsProvides managed IT services and cybersecurity solutions, including network design, connectivity, cloud infrastructure, incident response, disaster recovery, and IT auditing. Supports organisations…
Serves organisations with complex IT environments, especially colleges and multi-academy trusts, plus businesses in services, manufacturing, engineering and built environments.
Financial Health
StableStable · 0% CAGR over 3y
Location
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Computed from 5 filingsProvides managed IT services including technical support, cloud hosting, hosted desktops, telephony, cybersecurity, backup and business continuity. Also offers IT consultancy, infrastructure and…
Serves small and medium-sized businesses in Greater Manchester and the North West, targeting business owners and managers needing outsourced IT support, cloud, hosting and cyber security services.
Financial Health
StableStable · Hiring · 14% CAGR over 4y
Location
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Computed from 3 filingsProvides managed IT support, cybersecurity services, and cloud computing solutions for businesses. Offers system audits, disaster recovery, hardware and software supply, networking, and managed…
Serves UK businesses of varying sizes, from single-user firms to organisations with thousands of users, as well as resellers and white-label partners supporting their own customers.
Financial Health
WeakWeak · -4% CAGR over 2y
Location
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Computed from 5 filingsProvides managed IT support and consultancy for organisations, including network and infrastructure management, cloud computing, cybersecurity services, VoIP telephony, and on‑premise IT systems,…
Serves businesses, education providers and charities across the Midlands and beyond, including construction and engineering, transport and logistics, financial services, accountancy and other…
Financial Health
StrongStrong · Hiring · 14% CAGR over 4y
Location
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Computed from 5 filingsProvides managed IT and telecommunications services including cloud computing, Microsoft 365 and Google Workspace support, VoIP and cloud telephony, business mobile and fibre connectivity,…
Serves SMEs in the South East, selling to business owners and IT/operations decision-makers needing managed technology, communications, connectivity, cyber security and physical security support.
Financial Health
StrongStrong · Growing, Hiring · 29% CAGR over 4y
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Computed from 3 filingsProvides managed IT support and outsourced IT services for businesses, including cybersecurity, cloud migration, Microsoft 365 implementation, remote helpdesk support, IT audits, and development of…
Serves businesses and organisations in London needing outsourced IT support, cybersecurity, cloud and remote-working help, including teams focused on sustainability, Net Zero or B Corp requirements.
Financial Health
HealthyHealthy · Hiring · 22% CAGR over 2y
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Computed from 4 filingsProvides IT support and managed IT services for businesses, including network and server setup, internet connectivity, hosted telephone systems, hardware supply, cybersecurity, backup and recovery,…
Serves businesses of varying sizes that need outsourced IT support and systems management, including office-based companies with connectivity, hardware, network, software and staff training…
Financial Health
StrongStrong · Hiring · 18% CAGR over 3y
Location
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Computed from 5 filingsProvides managed IT services and technical support for businesses, schools and charities. Services include remote and on‑site support, Microsoft 365 management, backup and disaster recovery,…
Serves businesses, schools and charities in Lancashire and the North West that need ongoing or one-off ICT support, including primary schools, small business owners and organisations with managed IT…
Financial Health
StrongStrong · Growing, Hiring · 57% CAGR over 4y
Location
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Computed from 4 filingsProvides managed IT support, IT consultancy, cyber security services, cloud migration, hardware supply, and VoIP telecom systems for businesses. Offers proactive system monitoring, help desk support,…
Targets SMEs and other businesses across the North of England needing an outsourced or supplementary IT department, including firms without in-house IT managers or those seeking specialist support…
Financial Health
StableStable · Hiring · 26% CAGR over 3y
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Computed from 3 filingsProvides managed IT services including system planning, installation, support and maintenance. Delivers cybersecurity, cloud services, web and SharePoint development, communications solutions, and…
Serves businesses across sectors, with emphasis on offshore and energy, from home-based consultants and small firms to multinational corporations with global operations.
Financial Health
HealthyHealthy · Hiring · 18% CAGR over 2y
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Computed from 5 filingsProvides managed IT services including technical support, IT infrastructure management, software licensing, technology procurement and cybersecurity services, helping organisations maintain and…
Serves businesses and other organisations seeking an outsourced IT partner, targeting decision-makers responsible for employee technology, procurement, licensing and cyber security.
Financial Health
StableStable · Hiring · 9% CAGR over 5y
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Computed from 5 filingsProvides IT consultancy, implementation and managed services focused on end‑user computing and cloud environments. Services include Windows and Microsoft 365 migrations, Intune and device management,…
Serves IT teams and business leaders in organisations of all sizes across the UK and Europe, including NHS and public sector bodies, needing end-user computing, cloud and security expertise.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
Unlock all 203 leads
Showing 50 of 203 — +153 more with verified decision-maker contacts, live data, and CRM sync.
Unlock all 203 leads
Showing 50 of 203 — +153 more with verified decision-maker contacts, live data, and CRM sync.
How BlockMark Technologies 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. IT services 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 IT services 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.
BlockMark Technologies is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
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Frequently asked questions
How many UK IT services companies use BlockMark Technologies?
What share of UK IT services companies run BlockMark Technologies?
How is BlockMark Technologies usage detected?
What size IT services companies use BlockMark Technologies in the UK?
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