Systems Integration Companies in Reading: 94 Active Firms (2026)
Systems integration companies in Reading connect software, infrastructure and data workflows for regional enterprise and public-sector clients.
Buying centres cluster around enterprise IT, operations, data and public-sector service delivery, with procurement usually driven by reliability, delivery capacity and familiarity with existing estates. The addressable buyer is less the start-up experimenting with an isolated SaaS tool than the mid-market or enterprise organisation trying to join applications, infrastructure and operational processes that already exist. Engagements tend to be project-led, with managed support or application maintenance attached after implementation. For researchers, the useful distinction is between specialist integrators focused on a narrow platform or workflow and broader technology-services firms that carry larger delivery benches.
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Reading has 94 actively trading systems integration firms, a compact local base serving enterprise and public-sector demand in the wider regional economy. Reported headcount totals 3,599 people, so the employment footprint is not just a set of contractors and dormant consultancies. Fifteen firms have turnover above £5M, which points to a small upper tier of delivery organisations alongside a longer tail of specialist teams. Only 3 companies were incorporated since 2022, suggesting that the current list is weighted towards established operators rather than very new entrants.
Public-sector and enterprise integration work brings procurement scrutiny before formal sector regulation becomes the main issue. Buyers tend to ask for evidence on information security, service continuity, access controls, change management and accountability for subcontracted delivery. Where projects connect operational systems or move client data between applications, contractual risk usually sits around failure, downtime, auditability and handover rather than an industry licence. Reading suppliers also need to fit into the governance rhythms of larger client estates, where change windows and acceptance testing can matter as much as the build.
Demand appears likely to favour integrators that can stay close to client operations after the initial build. Buyers tend to reduce hand-offs between architecture, implementation and support, especially when data engineering and cloud infrastructure sit inside the same programme. New-company formation looks modest, so change may come more from established services firms broadening their delivery mix than from a wave of fresh entrants. Consolidation is plausible where smaller specialists depend on a limited set of platforms or anchor clients, but the local market still looks service-led rather than product-led.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
94
Active firms
2026
15
Above £5M
reported revenue
3
Since 2022
new incorporations
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Key facts
About 15% of the trading cohort reports turnover above £5M (15 of 94 firms) — the rest sits below that revenue band.
3% of the cohort was incorporated since 2022 (3 firms), so a sizeable share is in its first few filing cycles.
Reading systems integration work tends to sit around mixed legacy and cloud estates for enterprise and public-sector buyers.
Integration projects often touch finance systems, customer operations, reporting and service delivery, which can put IT, operations and finance teams into the same buying process.
The local segment includes mid-market integration consultancies, infrastructure-led service providers and delivery teams working across software, data and managed technology projects.
Contract delivery appears to split between a small number of larger contract holders and a wider base of smaller implementation businesses.
Top Reading Systems Integration companies
Provides consulting and managed services for running SAP systems on public cloud platforms. Services include cloud planning and assessments, SAP S/4HANA and BW migrations, data platform migration,…
Sells to businesses running SAP, especially enterprise IT and transformation teams migrating, operating or modernising SAP environments on AWS, Azure, Google Cloud and other hyperscale platforms.
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Computed from 3 filingsProvides IT consultancy and development services including cloud computing, security, and infrastructure support. Offers Microsoft‑focused consulting to help organisations design, implement and…
Serves large enterprises, multinational corporates, security services organisations, and local and central government bodies seeking Microsoft-focused IT consultancy and secure cloud support.
Financial Health
StrongStrong · Hiring · 73% CAGR over 2y
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Computed from 3 filingsProvides engineering and digital technology services including product design, embedded and semiconductor engineering, plant and infrastructure design, network planning and operations, and digital…
Serves large enterprises and public-sector organizations in aerospace and defense, automotive, telecoms, energy, utilities, healthcare, mining, rail, semiconductor, and global capability center…
Financial Health
StableStable · Hiring · 5% CAGR over 2y
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Computed from 3 filingsProvides managed services and consulting for secure data transfer, managed file transfer, data integration and orchestration. Implements and supports software for automated workflows, API…
Serves enterprise organisations worldwide, including multinational corporations and government-owned public bodies, with buyers responsible for data security, integration, file transfer, automation…
Financial Health
DistressedDistressed · 0% CAGR over 2y
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Computed from 5 filingsProvides IT consulting and outsourcing services including enterprise application management, ERP and CRM implementation (SAP, Oracle, Salesforce), cloud and infrastructure services, data analytics,…
Serves businesses and large organisations across BFSI, manufacturing, telecoms, software, automotive, consumer electronics, energy, healthcare, media and entertainment, and retail, targeting IT,…
Financial Health
StableStable · Hiring · 14% CAGR over 4y
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Computed from 3 filingsProvides consultancy, implementation and managed services for Microsoft technologies including Microsoft 365, Dynamics 365, Power Platform and Copilot. Supports project portfolio management,…
Serves UK organisations using Microsoft technology, including SMEs, enterprises and public sector bodies across construction, education, financial services, government, healthcare, manufacturing,…
Financial Health
StableStable · -3% CAGR over 2y
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Computed from 4 filingsProvides IT consulting and software development services including system integration, Internet of Things and mobility solutions, cybersecurity, analytics, and testing. Develops telecom and…
Serves global enterprises and business teams seeking telecom, IT, IoT, mobility, cybersecurity, software delivery, project management and IT staffing support.
Financial Health
DistressedDistressed · -13% CAGR over 3y
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Computed from 4 filingsProvides consulting, implementation and support services for Microsoft Dynamics 365, Power Platform and related cloud applications. Develops project and resource management tools and assists…
Serves small, mid-sized and enterprise B2B organizations, especially manufacturing, energy, construction supply, professional services, logistics, healthcare, NGOs, consulting and software companies,…
Financial Health
StableStable · -14% CAGR over 3y
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Computed from 4 filingsSupplies data communication, networking, cabling and AV/IT infrastructure products via catalogue and online, and provides design, deployment, integration and managed services for enterprise networks,…
Serves enterprise and public-sector IT buyers across global industries, including data centres, finance, healthcare, education, government, manufacturing, retail, transportation, utilities, defence,…
Financial Health
HealthyHealthy · -5% CAGR over 3y
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Computed from 5 filingsProvides IT consultancy and implementation services focused on Microsoft technologies including Dynamics 365, SharePoint, Azure, Teams and the Power Platform. Offers system customisation,…
Serves businesses adopting or improving Microsoft Dynamics 365, SharePoint, Teams, Azure and Power Platform, targeting IT, operations and digital transformation teams.
Financial Health
StrongStrong · Hiring · 14% CAGR over 4y
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Computed from 5 filingsProvides IT infrastructure and connectivity services including networking, unified communications, cloud and data centre solutions, cybersecurity, and collaboration systems. Also offers system…
Serves B2B organisations and IT decision-makers seeking secure connectivity, collaboration, networking, security and data-centre solutions, especially businesses supporting remote or hybrid working…
Financial Health
StableStable · 11% CAGR over 4y
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Computed from 5 filingsProvides digital engineering services including AI-driven process automation, data engineering and modernization, cloud transformation, and custom software and SaaS development. Builds data…
Serves B2B customers, including enterprises and startups, with a focus on teams pursuing AI, data, cloud, software and SaaS initiatives for scalable digital products and automation.
Financial Health
HealthyHealthy · -5% CAGR over 4y
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Computed from 5 filingsDevelops open digital platforms for organisations to create and manage online services, integrate systems, share knowledge, and publish community service directories. Provides platform development,…
Serves public sector and place-based organisations, especially local authorities and community service networks, plus businesses using Liferay. Targets digital leaders and service teams responsible…
Financial Health
StableStable · 0% CAGR over 4y
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Computed from 4 filingsProvides consulting services to healthcare organisations on digital health systems, including electronic patient records, electronic document management, and radiology information systems. Supports…
Serves UK healthcare organisations, including NHS Trusts, NHS Digital, the Department of Health, social enterprises, and providers in acute, mental health, community, radiology and patient records…
Financial Health
StrongStrong · Hiring · 21% CAGR over 3y
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Computed from 5 filingsProvides IT and telecommunications consulting services including network planning, design, optimisation and infrastructure maintenance. Also develops web and mobile applications, delivers cloud and…
Targets business clients with IT and telecoms requirements, including organisations managing networks, cloud infrastructure, cybersecurity, DevOps, ecommerce, mobile apps and business process…
Financial Health
WeakWeak · Hiring · 41% CAGR over 4y
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Computed from 5 filingsProvides IT consultancy and software-related services including product engineering, digital services, software development, systems architecture, and automation. Also offers analysis, design,…
Serves B2B clients across sectors, including organisations needing external IT expertise for product engineering, digital services, consultancy projects and software automation.
Financial Health
StrongStrong
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Computed from 3 filingsProvides software tools and IT services for managing energy and commodities trading and risk management (ETRM/CTRM) systems. Offers DevOps automation, infrastructure monitoring, environment setup,…
Serves B2B IT operations and application teams at energy, commodity trading and finance organisations running ETRM/CTRM platforms such as Openlink Endur, Findur, Cube and RightAngle.
Financial Health
StableStable · 0% CAGR over 2y
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Computed from 5 filingsProvides consultancy and implementation services for IT service management and enterprise service management. Delivers process mapping, technology deployment, automation, and optimisation of IT…
Serves businesses and enterprise IT organisations, targeting IT service management, IT operations, security and process management teams seeking Enterprise Service Management, ITSM, automation,…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
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Computed from 5 filingsProvides IT consulting and digital transformation services, including CRM and ERP system design and implementation, managed IT support, website development, social media marketing, and business…
Serves businesses and organisations needing IT support and digital transformation, including operational teams in sectors such as shipping, logistics and professional services.
Financial Health
StrongStrong · Hiring · 7% CAGR over 4y
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Computed from 3 filingsDevelops bespoke web and database applications and provides software development consultancy. Builds data‑driven web and mobile systems, SaaS platforms and CRM tools, and offers cloud hosting, open…
Serves public sector bodies, especially local government, and organisations needing bespoke web/database applications, open data publishing, data standards, GIS, reporting, CRM, hosting and software…
Financial Health
StableStable · Profitable · -12% CAGR over 2y
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Computed from 5 filingsProvides managed IT services and technical support for businesses, including cloud services, cybersecurity, device management, Apple and Jamf support, and IT project delivery. Also offers IT…
Serves small to mid-sized businesses in Reading, Oxford and surrounding areas, including marketing and creative firms, associations, in-house marketing teams, healthcare, charities, insurers, media…
Financial Health
WeakWeak · 0% CAGR over 4y
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Computed from 2 filingsProvides global managed IT support services including 24/7 help desk operations, onsite and field engineering, hardware installation and lifecycle management, and ServiceNow consulting. Supports…
Serves international organisations across aviation, retail, charities, global business and IT outsourcing/system integrator channels, including complex multi-site enterprises and SMEs using…
Financial Health
StableStable · -6% CAGR over 1y
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Computed from 3 filingsProvides data analytics consulting services, helping organisations develop data strategies, improve data quality, and build analytics capabilities. Supports data architecture, reporting and…
Sells to enterprises and data-led businesses, targeting analytics, BI, operations and technology leaders responsible for large data estates, Power BI adoption or IBM Cognos environments.
Financial Health
WeakWeak · -13% CAGR over 2y
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Computed from 5 filingsProvides IT service management consultancy, training and support services. Offers ITSM process assessments, strategy and implementation, managed service desk and IT support, application and cloud…
Targets IT leaders, service management teams, service desk managers and IT professionals in organisations managing IT operations, service desks, cloud platforms and enterprise applications.
Financial Health
StableStable · Hiring · 4% CAGR over 4y
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Computed from 5 filingsProvides managed IT services and technology consulting, including cloud and Microsoft 365 solutions, cybersecurity, governance and compliance, disaster recovery, data analytics, web design and…
Serves businesses and organisations seeking managed IT, Microsoft cloud, cybersecurity, web development, digital marketing, data, compliance and digital transformation support.
Financial Health
StrongStrong · Hiring · 41% CAGR over 4y
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Computed from 3 filingsProvides IT consulting and software development services including product strategy validation, user experience innovation, data analytics and AI solutions, and product and platform engineering,…
Serves established enterprises and industry-leading brands with defined business goals, especially teams responsible for digital products, platforms, customer experience, data and AI initiatives.
Financial Health
StrongStrong · Growing, Hiring · 12% CAGR over 2y
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Computed from 3 filingsProvides business software solutions for document management, intelligent data capture, workflow automation, and digital mailroom processes. Supplies and supports mailroom equipment including…
Serves B2B organisations with high-volume document, data and mail processes, targeting operations, finance/accounts payable, HR, contract management and mailroom teams.
Financial Health
StableStable · Hiring · 5% CAGR over 2y
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Computed from 3 filingsProvides IT staffing and consulting services, including staff augmentation, solution delivery and turnkey project teams. Supports organisations with software development, system implementation,…
Serves enterprise and public sector IT leaders across education, transportation, manufacturing, utilities, telecom, banking, government, and oil and gas.
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StableStable · 0% CAGR over 2y
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Computed from 3 filingsProvides IT and software development consultancy, including custom software development, QA testing, AI and blockchain implementation, and QR/NFC contactless solutions. Also designs and manages…
Serves global enterprises and businesses across multiple industries, targeting organisations pursuing digital transformation, emerging technology adoption, customer engagement, loyalty, and…
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StableStable · -6% CAGR over 2y
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Computed from 5 filingsDevelops and supplies enterprise software and related services including contact centre platforms, video communications systems, network virtualisation solutions for telecoms and utilities, and…
Serves B2B and public-sector organizations in communications, media, utilities and defence, particularly network operators and infrastructure teams adopting 5G, cloud, IoT and AI-driven network…
Financial Health
StableStable · 0% CAGR over 5y
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Provides cyber security consultancy and managed security services, including security architecture, risk assessments, penetration testing, security operations centre monitoring, threat detection and…
Serves B2B organisations with complex, highly regulated environments, including those operating critical business infrastructure and needing support across cloud, on-premise and operational…
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Computed from 5 filingsDesigns and installs audiovisual and video conferencing systems for workplaces, specialising in Microsoft Teams Rooms. Provides integration, configuration and maintenance of meeting room technology…
Serves businesses with offices, meeting rooms and workspaces, particularly organisations adopting Microsoft Teams Rooms and hybrid meeting environments across single sites or multi-office estates in…
Financial Health
StableStable · -60% CAGR over 4y
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Computed from 2 filingsProvides IT consulting, software development and managed services, including hybrid cloud, data and AI solutions, cybersecurity, digital workplace systems, application development, and Microsoft…
Serves businesses and public-sector organisations, especially finance and insurance firms, government bodies, telecom operators, and enterprises with complex IT, cloud, data, cybersecurity, or…
Financial Health
HealthyHealthy · -12% CAGR over 1y
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Computed from 5 filingsProvides API integration and digital transformation services, specialising in MuleSoft and Salesforce platforms. Offers API architecture, implementation, migration, training and managed support, plus…
Serves enterprise IT and digital transformation teams using Salesforce and MuleSoft, especially in open banking/finance, education, healthcare and life sciences, manufacturing and retail.
Financial Health
HealthyHealthy · -4% CAGR over 4y
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Computed from 5 filingsProvides IT consultancy and programme delivery services focused on digital transformation. Offers AI solution development, application modernisation, cloud and data centre architecture, cybersecurity…
Serves large enterprises and regulated-sector organisations in telecoms and media, retail, energy, financial services, infrastructure, investment, TowerCo operations, and estate or asset management.
Financial Health
StrongStrong · Growing, Hiring · 82% CAGR over 4y
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Computed from 5 filingsProvides consulting, implementation and support services for enterprise software, specialising in IFS ERP systems. Services include system integration, application management, customisation, BI…
Serves enterprise and mid-market businesses undertaking ERP and digital transformation, especially in construction, manufacturing, oil and gas, aerospace and defence, and services; buyers include IT,…
Financial Health
WeakWeak
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Computed from 3 filingsProvides digital transformation and IT consultancy focused on SAP systems, including strategy, implementation and support. Services cover ERP transformation, data migration, project assurance, change…
Serves B2B organisations, primarily mid-market and enterprise SAP users, across consumer goods, energy, healthcare, logistics, mining, retail, manufacturing and professional services, including…
Financial Health
StrongStrong · Hiring · 30% CAGR over 2y
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Computed from 5 filingsProvides technology consulting and engineering services including digital transformation, big data and analytics platforms, cloud migration and management, DevOps automation, enterprise architecture,…
Serves large organisations and their internal technology teams, particularly data, cloud, DevOps, AI and enterprise architecture functions needing embedded external expertise and delivery capacity…
Financial Health
StableStable · -16% CAGR over 4y
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Provides SAP consulting and implementation services, including ERP strategy, cloud migration, application management, and system integration. Supports finance, supply chain, HR, customer experience,…
Serves start-ups, scale-ups and mid-market businesses, plus public sector organisations and media and entertainment companies evaluating or running SAP.
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Provides information technology and consulting services including digital transformation, cloud and hybrid IT infrastructure, cybersecurity, data and AI solutions, enterprise applications, and…
Serves large enterprises and public sector organisations in manufacturing, mobility and transportation, resources and energy, retail and government, targeting leaders responsible for digital, data,…
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Computed from 2 filingsProvides information technology consulting and services including digital transformation, cloud and hybrid IT infrastructure, enterprise applications, cybersecurity, data and AI solutions, and…
Serves large enterprises and public sector organisations across manufacturing, transport, energy, retail, healthcare and government, typically targeting leaders responsible for IT, operations,…
Financial Health
StableStable
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Computed from 4 filingsProvides IT consulting and managed services focused on cloud platforms, business process automation, and enterprise system integration. Implements and supports technologies such as IBM and Microsoft…
Sells to businesses and public sector organisations needing cloud, automation, integration and data security support, particularly in financial services, retail, agriculture, automotive, emergency…
Financial Health
StableStable · -77% CAGR over 3y
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Provides IT consulting and technology services including digital transformation, cloud and hybrid IT infrastructure, enterprise applications, cybersecurity, data and AI solutions, and network…
Serves businesses and public sector organisations undergoing digital transformation, especially in manufacturing, mobility and transportation, energy, retail and healthcare; targets enterprise IT,…
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Computed from 3 filingsProvides digital engineering and IT services including custom software development, application modernisation, cloud migration and management, cybersecurity, testing, and digital transformation…
Serves enterprises and organizations in the UK and globally, especially in automotive, transport and logistics, banking and financial services, retail, healthcare and life sciences, manufacturing,…
Financial Health
StrongStrong · Growing, Hiring · 26% CAGR over 2y
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Computed from 3 filingsProvides digital consulting, software development and IT project delivery for public sector organisations. Implements Microsoft technologies including Dynamics 365, Power Platform and Microsoft 365…
Serves public sector organisations, including government departments, agencies, public bodies and social housing providers, plus enterprise customers using Microsoft technology.
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StableStable · Hiring · 24% CAGR over 2y
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Computed from 2 filingsProvides software development, digital engineering and technology consulting for organisations in healthcare, financial services, government, education, and energy and utilities, building and…
Serves B2B and public-sector organisations in healthcare, financial services, government, education, and energy and utilities, especially teams in complex sectors managing critical digital…
Financial Health
WeakWeak · 0% CAGR over 1y
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Computed from 3 filingsProvides third‑party support and managed services for enterprise software including Oracle, SAP and VMware. Services include issue resolution, security updates, database and infrastructure health…
Serves B2B organisations of all sizes running Oracle, SAP and VMware enterprise software, targeting IT, ERP, database and infrastructure teams across mid-sized businesses and large global enterprises.
Financial Health
HealthyHealthy · Hiring · 20% CAGR over 2y
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Computed from 5 filingsProvides IT support and managed services for businesses, including network infrastructure, cloud services, cybersecurity, data storage and internet connectivity. Supplies and customises Maximizer CRM…
Serves SMEs and other businesses in Berkshire, Hampshire and the South of England, including organisations using Maximizer CRM that need customisation, integration or support.
Financial Health
StableStable · -4% CAGR over 4y
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Computed from 5 filingsProvides IT consulting and managed IT services, including service desk support, cloud migration, infrastructure modernisation, cybersecurity, DevOps, and automation. Delivers technology advisory,…
Serves UK businesses across industries, including SMBs and larger organisations in financial services, water/utilities and firms pursuing cloud, cybersecurity, automation or digital transformation…
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StableStable
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Computed from 5 filingsProvides enterprise AI and cloud engineering services, developing AI agents for document processing, data extraction and analytics. Delivers AWS migration, cloud architecture reviews, disaster…
Serves enterprise and public sector organisations operating at scale, especially regulated businesses in telecoms, financial services, retail, manufacturing and energy across Europe, the USA, Saudi…
Financial Health
StrongStrong · Hiring · 78% CAGR over 4y
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How Reading Systems Integration companies work and how to sell to them
What they do
Reading systems integrators usually earn from scoped implementation projects, technical consultancy, migration work and recurring managed services rather than pure subscription software. Revenue often starts with discovery, architecture and build phases, then moves into support retainers, change requests and application maintenance. Some firms specialise in one integration layer or business workflow, while larger services businesses sell multi-disciplinary delivery teams spanning infrastructure, data movement, security controls and operational handover. Pricing is typically day-rate, fixed-scope or milestone-based, with recurring revenue tied to monitoring, support desk cover and small enhancement backlogs.
Who they sell to
Most buyers are organisations with existing systems estates: mid-market companies, enterprise IT departments, public-sector bodies and regulated operations teams. The first sponsor is often a CIO, CTO, Head of IT, Operations Director, Finance Director or programme owner, but procurement, information security and legal teams usually shape the final award. Engagement size can range from assessment work to multi-workstream programmes. Contracts tend to be won through direct sales, partner referrals, framework-style procurement or competitive tender, with consultative sales cycles shaped by delivery evidence and risk allocation.
What they buy
Systems integration firms tend to spend on tooling and services that improve delivery margin and reduce project risk. Common categories include CRM and pipeline management, quoting and project accounting, resource scheduling, professional-services automation, service desk systems, remote monitoring, documentation, test management, observability, security assessment, identity and access management, and analytics. They also buy cloud infrastructure, developer environments, insurance, contract review, compliance advice, recruitment and training. Larger operators may need subcontractor management and bid support; smaller specialists usually prioritise lead generation, utilisation and cash collection.
Why and how to sell to them
Buying intent often appears when an integrator wins a larger client programme, adds delivery staff, moves from project work into managed services, or faces new assurance requirements from enterprise and public-sector buyers. Outbound tends to work when it is specific about margin, utilisation, delivery assurance, audit trails, handover quality and reducing manual coordination between sales, delivery and support. Generic digital-transformation messaging usually lands poorly. More credible angles connect to a visible operational trigger: a recruitment push, a tender win, a new services line, a leadership hire, or pressure to support more clients without adding the same delivery overhead.
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.
Also in Reading
Related directories
Frequently asked questions
How many systems integration companies are there in Reading?
What counts as a systems integration company in this list?
Which are the largest systems integration companies in Reading?
What do systems integration companies in Reading actually do?
How does Reading systems integration compare internationally?
How is this list built and how fresh is the data?
How big are the typical systems integration companies in Reading?
Are these mostly new or established systems integration companies?
What SIC codes does this use?
What buying signals should I look for?
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