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IT Services Companies in Cardiff: 1,224 Active Firms (2026)
IT services companies in Cardiff deliver managed infrastructure, support and systems integration for local businesses and public-sector teams.
Buying centres tend to sit with operations directors, finance leads and in-house technical managers rather than pure software buyers. The Cardiff cohort fits a local-services pattern: SME and mid-market clients need outsourced helpdesk, network administration and cloud operations, while public-sector teams buy capacity for migrations, support backlogs and systems integration. Engagements are usually practical rather than speculative, mixing monthly support retainers with scoped implementation work. Sales cycles appear relationship-led, with procurement shaped by service continuity, response times and the supplier’s ability to work around existing estates.
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Cardiff has 1,224 actively trading IT services companies. Reported employment totals 1,019 people, pointing to a market with many lean delivery teams and only a limited visible bench of larger employers. That matters for buyers: local coverage and responsiveness are likely to be easier to source than very large outsourcing capacity, while the firms that have pushed beyond micro-business scale may stand out through account management, sector references and recurring managed-service contracts.
Contracting is shaped less by a single sector regulator than by procurement discipline, service-level commitments and the practical risk profile of outsourced infrastructure. Cardiff suppliers serving public-sector teams tend to face tighter evidence requirements around continuity, security controls, incident handling and access management than those selling ad hoc support to local businesses. Cybersecurity support also changes the diligence burden: buyers normally want clarity on escalation routes, subcontracting, backup processes and responsibility boundaries before moving recurring support away from internal teams or incumbent providers.
The cohort appears likely to keep separating into distinct groups: relationship-led local managed-service providers and more specialised integrators covering cloud operations, security support or legacy-system migration. Smaller firms may remain useful to buyers that value nearby support and pragmatic implementation, but scale-up scarcity tends to limit the number able to take on complex, multi-site estates. Consolidation is plausible where owners need wider technical coverage or succession options, though service quality and trust still matter more than size alone in repeat contract awards.
1,224
Active firms
2026
8
£5M-plus firms
Above £5M revenue
300
Recent incorporations
Since 2022
Key facts
About 1% of the trading cohort reports turnover above £5M (8 of 1,224 firms) — the rest sits below that revenue band.
24% of the cohort was incorporated since 2022 (300 firms), so a sizeable share is in its first few filing cycles.
Cardiff IT services providers mainly sell managed infrastructure, support and systems integration rather than standalone software products.
Local businesses and public-sector teams are core buyers, so procurement evidence, service levels and ongoing support coverage tend to matter.
Suppliers sit between internal IT teams and larger national consultancies, with work usually framed around operational capacity and project delivery.
Top Cardiff IT Services companies
CUSTOM COMPUTER SERVICES (WALES) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides managed IT services for businesses, including helpdesk support, desktop and server management, network infrastructure, Wi‑Fi deployment, cybersecurity services, Microsoft 365 and Teams phone…
Targets B2B customers: small businesses, growing startups and established enterprises with in-house teams, primarily in Cardiff, South Wales and across the UK.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
ALPHABYTE IT LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides managed IT services for businesses, including IT support, infrastructure management, cybersecurity assessments, cloud services, system upgrades, and technology projects. Also supplies and…
Serves businesses in Cardiff and South Wales, particularly professional services firms such as accountancy practices, law firms and architects, seeking an external IT partner.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
JELLYFISH BUSINESS SOLUTIONS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides IT support and managed IT services for businesses, including helpdesk support, server and Microsoft 365 solutions, backup and security. Supplies telecoms, VoIP and broadband services,…
Serves businesses and organisations across sectors, particularly in Wales, including clients needing office technology suppliers for IT, telecoms, managed print, broadband, audio-visual equipment and…
Financial Health
StrongStrong · Growing, Hiring · 18% CAGR over 2y
Location
Kocho
Provides IT consultancy and managed services focused on Microsoft cloud platforms, including identity and access management, cybersecurity, device and endpoint management, cloud transformation, and…
Serves businesses and institutions using Microsoft environments, especially IT and security leaders in legal, retail, utilities, healthcare, manufacturing, higher education, financial services and…
Location
COMPUTERWORLD (WALES) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsSupplies IT hardware and software and provides IT support services to corporate, public sector, education, and healthcare organisations. Offers system installation, managed IT services, technical…
Serves private and public sector organisations in Wales and South West England, including corporate clients, public bodies, education providers and healthcare organisations.
Financial Health
StrongStrong · -3% CAGR over 4y
Location
ARCHER TECHNOLOGY GROUP LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides IT services including network infrastructure deployment, cloud migration and backup, cybersecurity, and managed support. Implements and manages Microsoft 365 and Azure environments, mobile…
Serves businesses and organisations, including growing SMEs, charities and education providers, with buyers such as IT managers, finance directors and managing directors responsible for IT systems…
Financial Health
StrongStrong · Hiring · 58% CAGR over 2y
Location
PURECYBER LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides cyber security services including managed 24/7 security operations centre (SOC) monitoring, threat detection, vulnerability scanning, penetration testing, incident response, and cyber…
Serves B2B and public/third-sector organisations needing cyber security support, with stated sectors including housing, manufacturing, education, accountancy, legal, financial services and retail.
Financial Health
HealthyHealthy · -44% CAGR over 5y
Location
Comm-Tech Voice & Data
Trajectory
4y · 2020–NowFinancial sub-scores
Computed from 4 filingsProvides business communications and IT services including VoIP and hosted telephony, phone systems, broadband and leased line connectivity, managed Wi‑Fi and SD‑WAN, mobile solutions, Microsoft 365…
Sells to UK businesses needing integrated communications, connectivity, IT support and cyber security. Serves organisations seeking business telephony, broadband, mobile, Microsoft 365, IoT and…
Financial Health
DistressedDistressed
Location
NET CONSULTING LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides IT consultancy and managed technology services including cybersecurity monitoring and incident response, digital experience and application observability, IT service management, and design…
Serves public-sector bodies and private-sector organisations, particularly in legal, education, healthcare and defence, targeting IT, cyber security and service management leaders responsible for…
Financial Health
HealthyHealthy · Hiring · 3% CAGR over 4y
Location
Optec Services Ltd
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides professional and managed IT security services focused on Fortinet technologies. Designs, deploys, and supports firewalls, SD‑WAN, SASE, and related network security systems, including…
Serves organisations with Fortinet environments, especially complex, multi-site or high-availability networks, plus UK channel partners needing white-labelled Fortinet expertise for their customers.
Financial Health
HealthyHealthy · Hiring · 41% CAGR over 2y
Location
TECHSOL GROUP LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides IT services including managed IT support, cloud infrastructure design, cybersecurity, and business connectivity. Implements and supports Microsoft 365, Azure, Dynamics and Sage systems, and…
Serves businesses and charities, including construction, distribution, manufacturing, warehousing, retail, SaaS, commercial property and other service-sector organisations.
Financial Health
StrongStrong · Growing, Hiring · 86% CAGR over 4y
Location
Trajectory
2y · 2022–NowFinancial sub-scores
Computed from 2 filingsProvides Microsoft-focused IT consulting and managed services, including identity and access management, cybersecurity, cloud transformation, and endpoint management. Delivers security operations,…
Serves B2B organisations and institutions using Microsoft environments, including legal, retail, utilities, healthcare, manufacturing, higher education, financial services and professional services…
Financial Health
StrongStrong · Hiring · 96% CAGR over 1y
Location
Infinity Business Advancement Systems Ltd
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
FlyForm
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides consultancy and technical services for the ServiceNow platform, including implementation, configuration and management of IT service management, operations, customer service and workflow…
Serves UK public sector bodies, service providers, nonprofits and commercial organisations that use or are adopting ServiceNow, typically engaging technology, digital transformation, IT service…
Financial Health
StableStable · 0% CAGR over 2y
Location
NETLEAD LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides dedicated internet connectivity, cloud hosting, and data centre colocation services for businesses. Offers high‑speed leased line internet access, cloud infrastructure, and hosting solutions…
Serves businesses of all sizes, from start-ups to large publicly traded companies, plus technology partners selecting services for their own clients.
Financial Health
WeakWeak · 0% CAGR over 1y
Location
VENRIDGE LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · -3% CAGR over 3y
Location
Livya Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
CLOUD2020 LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides consulting, implementation and support for Microsoft Dynamics 365, Business Central and Power Apps. Delivers CRM, HR management and asset management solutions, and integrates business data…
Serves SMEs and business teams using Microsoft business applications, including sales, marketing, customer service, HR, operations and asset management functions seeking CRM, ERP and digital…
Financial Health
DistressedDistressed · 29% CAGR over 1y
Location
Mergerlinks Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Two Thirds Web Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Murlink Solutions Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 5y
Location
UK Supply Chain Partner Ltd
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy · Hiring · 49% CAGR over 3y
Location
Pro Generation Plans Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · Hiring · 19% CAGR over 4y
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides bespoke software engineering services, including custom application development, system integrations, .NET development, and CMS implementation. Offers technical consultancy, discovery…
Serves B2B and public-sector organisations needing digital transformation, including higher education institutions, healthcare providers, property businesses, mid-sized manufacturers and councils.
Financial Health
WeakWeak · -33% CAGR over 4y
Location
ADVANCED SATELLITE SOLUTIONS LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides network infrastructure and communications installation services, including Cat5e and Cat6 data cabling, LAN and WAN setup, fibre optic links, wireless networks, IP CCTV systems, and aerial…
Serves businesses of all sizes needing communications, network cabling, CCTV, wireless and connectivity infrastructure, with additional aerial installation services for domestic and commercial…
Financial Health
HealthyHealthy · Hiring · 8% CAGR over 3y
Location
JK FOOD KITCHEN LIMITED
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsProvides IT consultancy and digital transformation services, including technology strategy, enterprise infrastructure and cloud migration planning, systems implementation oversight, and executive IT…
Targets businesses, particularly executive and IT leadership teams, that need support with digital transformation, systems implementation, enterprise infrastructure and cloud migration decisions.
Financial Health
HealthyHealthy · Hiring · 33% CAGR over 1y
Location
Business Visual Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides IT consulting and technology services including cybersecurity, identity and access management, ransomware protection, zero trust network access, cloud computing, software development, system…
Serves businesses worldwide, particularly IT, security and data teams managing enterprise identity, access, data security, compliance, platform and database environments.
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
SERVICE & CONSULTING LTD
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides digital transformation consulting and implementation services, including digital maturity assessments, target operating model design, workflow automation, IT service management improvement,…
Serves B2B organisations, particularly IT and operations leaders seeking digital transformation, IT service management improvement, workflow automation, and ServiceNow or BMC Control-M support.
Financial Health
StableStable
Location
NORTH WEST SECURITY GROUP LTD
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsProvides design, installation and maintenance of IP‑based security camera systems and video surveillance platforms. Supplies and supports Axis and Milestone technologies, including video analytics,…
Serves business, enterprise and public-sector customers across the UK, including ports, logistics, critical infrastructure, commercial sites, education, public venues, towns and cities, health and…
Financial Health
StableStable · Hiring · 135% CAGR over 1y
Location
STEER IT SOLUTIONS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -4% CAGR over 4y
Location
Blue Harper Corporation Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -15% CAGR over 4y
Location
LIMEHOUSE SOLUTIONS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong
Location
Perfex Solutions Ltd
Trajectory
2y · 2025–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 1y
Location
Jpo Solutions Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides technical and functional consultancy for Infor enterprise software including SyteLine (CloudSuite Industrial), Mongoose and M3. Services include system customisation, application…
Serves B2B organisations running Infor SyteLine/CloudSuite Industrial, Mongoose, Infor OS or M3, including manufacturing, finance and operations teams using cloud or on-premise systems.
Financial Health
StrongStrong · Hiring · 12% CAGR over 4y
Location
BJK CONSULTANCY LTD
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsFinancial Health
HealthyHealthy · Hiring · 26% CAGR over 3y
Location
PURPLE STONE LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 19% CAGR over 4y
Location
Lewis Cooke Web Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
The Dpo Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
DIGITAL & TECHNOLOGY SERVICES LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
HIGHMEADOW LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Bash Private Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong
Location
Ikona (I.T.) Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -16% CAGR over 4y
Location
Owtan Limited
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StableStable · 0% CAGR over 2y
Location
Lite Sharp Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
Greyt Services Ltd
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
Fumae Consulting Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy
Location
FAHM IT LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
Butterfly Projects Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides data management consultancy services including data quality and governance, cloud data platform design, data engineering and integration, analytics and visualisation, and data science and AI…
Serves public sector bodies and private organisations in defence, emergency services, finance, government, healthcare, utilities and energy, especially teams handling sensitive or complex data.
Financial Health
HealthyHealthy · Hiring · 20% CAGR over 4y
Location
EPSILON VSL LIMITED
Trajectory
4y · 2020–NowProvides accounting and IT services for businesses, including bookkeeping and financial management support, managed IT services, cloud and cybersecurity solutions, software and mobile app…
Serves accounting firms and business organisations worldwide, with stated sectors including manufacturing, logistics, healthcare, banks and insurance, consulting providers, nonprofits, dating apps…
Financial Health
Insufficient historyInsufficient history
Location
WeGetDesign Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDesigns and builds low‑code internal platforms and operational systems for organisations. Provides scoping, workflow design, development, governance frameworks, and ongoing operation and maintenance…
Serves B2B organisations with internal operations, finance, compliance and IT teams that need governed low-code platforms, internal tools and operational systems, including accountable stakeholders…
Financial Health
DistressedDistressed · 0% CAGR over 3y
Location
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How Cardiff IT Services companies work and how to sell to them
What they do
Cardiff IT services firms usually earn through monthly managed-service retainers, support bundles and scoped project fees. The recurring element covers helpdesk, monitoring, device management, cloud administration and routine security tasks; project work covers migrations, network refreshes, system integration and recovery after incidents. Pricing tends to follow a per-user, per-device or per-site model for support, with day rates or fixed-fee statements of work for implementation. Many operators also resell licences or infrastructure capacity, but margin usually depends on wrapping those items in account management, configuration and response commitments rather than simple pass-through sales.
Who they sell to
Customers are most often owner-managed businesses, local branches of multi-site organisations, charities and public-sector teams that need dependable cover without building a full internal IT function. The practical buyer may be an operations director, finance lead, office manager, CTO or head of service, depending on the size of the customer. Smaller contracts can be won through referrals, local networks and direct sales; larger support or integration deals tend to involve procurement checks, service-level review and evidence of security controls. Typical sales cycles are short for ad hoc support, but longer when a buyer is replacing an incumbent or outsourcing sensitive infrastructure.
What they buy
Most Cardiff IT services firms tend to spend on tools that make a lean technical team easier to schedule, evidence and invoice. Useful categories include ticketing and service-desk software, remote monitoring, endpoint management, backup tooling, password and identity management, security testing, documentation systems, CRM, billing and quoting software. They also buy professional services around accountancy, contract review, insurance, recruitment and marketing, particularly when recurring revenue is becoming a larger share of turnover. Infrastructure spend is usually practical: cloud hosting, connectivity, devices, test environments and training that helps engineers cover more customer estates without lengthening response times.
Why and how to sell to them
Buying triggers tend to appear when support volumes rise, a public-sector tender requires clearer controls, a customer base moves to recurring contracts, or an owner hires senior commercial or operations staff. Funding events are less central here than revenue mix, engineer utilisation and contract risk. Outbound messages are likely to land better when they reference measurable delivery problems: missed service-level targets, manual ticket triage, weak renewal visibility, patching evidence, project overruns or difficulty hiring technical staff. Cardiff IT services buyers tend to prefer low-disruption adoption, clear migration effort and pricing that maps to users, tickets, devices or client accounts.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. 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.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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Frequently asked questions
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