Suppliers starting with C

Clarity Informatics Limited

An established provider of healthcare informatics and apparaisal and revalidation solutions to the NHS and to health services worldwide. Clarity has been providing services for nearly 20 years

Clarity Tech Ltd

At Clarity Tech, we manage, develop and deliver Business Intelligence, Data Warehouse and IT solutions of the highest calibre, to serve the demands of organisations in the UK and beyond.

clckwrk Ltd

clckwrk specialise in the deployment and migration of Oracle Enterprise software in the Amazon Web Services Cloud. Through the clckwrk digital marketplace services you can purchase all of the components needed to deploy and manage Oracle on the cloud.

ClearPeople Ltd

ClearPeople are a Gold Certified Microsoft Partner offering cloud consultancy, technical consulting and support. We help clients to become more productive and achieve digital transformation through the use of cloud technologies. ClearPeople design, develop and implement intranets, websites, DMS, CMS, KMS; hosting secure infrastructures and platforms.

Clear Review

Performance Management software built specifically to help organisations move from broken annual appraisals to regular, meaningful manager employee conversations. Using an intuitive interface and the three foundations of performance improvement: regular check-ins, feedback, and SMART objectives - our digital framework delivers high user engagement, reports, and significantly reduced administrative pain.

Clearstream Technology Ltd

Clearstream are a Data Centre Operator and Internet Service Provider. We are an ISO27001 Accredited server co-location, Virtual Server, and Infrastructure as a Service Provider.

Clearvision CM

Clearvision is a leading UK HQ'd Global enterprise Atlassian Platinum Solution Partner, specialising in Agile working, Collaboration, Service Management tooling & Open Source technologies. Clearvision has a successful track record of delivering best-of-breed solutions which enable Public Sector & Commercial organisation to operate more effectively and efficiently.


ClerksWell is a London based digital agency with a global reach across Europe and Asia with over 15 years' experience offering a full range of online services: website design, strategic consultancy, creative design and technical solutions. We are experts in Intranets, Collaboration Strategies and Technology solutions.

ClevaGroup Ltd

We are an accredited, award winning, Managed IT, Cloud, Communications and strategic services company with over 10 years’ experience of delivering exceptional service to SME and public sector organisations.

Clevermed Ltd

Established medical care records solutions service provider for the UK NHS. Specialising in Maternity, Neonatal, Paediatric ICU, Neonatal Transport, Adult ICU, and Neurological Referral services operated as Managed Service solutions over the N3 Network.


CLiX ENRICH converts unstructured clinical data into actionable data required to help solve today’s toughest healthcare business problems in the areas of Clinical Trials, Population Health Management, Accountable Care, Risk Reduction, and Predictive Modeling.

Cloud 21 Limited

Cloud 21 is a specialist healthcare IT services provider working across all healthcare settings. We support all aspects of service delivery involving cloud services and implementation. Our staff are either from a clinical background or have over 10 years NHS experience and we have a proven track record in delivery.

Cloud2 Ltd

Cloud2 provide both cloud and on-premise solutions and services based on SharePoint, Power BI and Office 365. Our typical deployment time is 6-8 weeks via various largely pre-built solutions including Hadron 8020 (intranet) and Meson-BI (Business Intelligence portal).

Cloud40 Ltd

Cloud40 is an independent cloud consultancy and delivery specialist. Our services address the many requirements of an organisation’s journey to the cloud. We not only deliver new technology – we educate and transform IT departments to continue to drive business value from the cloud long after our involvement has ended.

Cloud Conveyor Limited

CloudConveyor is an independent consultancy focused on helping enterprise customers transform to cloud. Our services are designed to streamline the transformation journey. Our services for governance, discovery, planning, transformation and migration lead to a significant reduction in costs, complexity and risk. CloudConveyor is UK based and independently owned.

Cloud Cover IT Limited

We have been implementing and supporting business IT networks across the globe for over 20 years – from large multinational firms to SMEs. We understand that you want simple, reliable, secure and tailored systems that will grow with you. We are a certified GOLD Microsoft Partner.

Cloud Data Service Limited

Cloud Data Service primarily provides SaaS solutions and bespoke online functionality to public and third sectors for case and data management and reporting.

Cloud Dialogs

Cloud Dialogs is an innovative software company with deep expertise in four core areas; the Housing Repairs Market, Mobile Working, Dynamic Workforce Scheduling and the provision of advanced Cloud based Software as a Service. We channel that expertise through a complete Cloud based business solution called Service Connect.

Cloud Digital Limited

Cloud Digital uses a blended mix of process, tools and resource to work in partnership with you. We encourage you to think strategically, tech-spend smarter with the resultant effect of increasing profitability and boosting efficiency. We provide Cloud Hosting, Hybrid/Management, brokerage, security, software, support, digital transformation and operate within IoT.

Cloudera Inc

Cloudera is revolutionizing enterprise data management by offering the first unified Platform for Big Data: The Enterprise Data Hub. Cloudera offers one compliance-ready place to store, process, and analyze their data, empowering them to extend the value of existing investments while enabling new ways to derive value from their data.

CloudFlare, Inc.

CloudFlare provides services to make websites lightning fast, protect them from attacks, and ensure they are always online. More than 5% of global web requests flow through CloudFlare's network daily, and every month more than 1.6 billion people experience a faster, safer, better Internet.

Cloud Fundamental Ltd

CloudFundamental are the first Enterprise Ready AWS partner and cloud delivery transformation consultancy who truly understand legacy environments and what the power of the cloud can deliver. CloudFundamental are currently engaged in a series of Cloud migrations for critical, secure workloads from on premise solutions into the AWS public cloud.


Cloudinfra are a cloud consultancy specialising in Office 365 migrations. We have extensive infrastructure experience and have migrated from every email platform to Office 365, both on-premise and other cloud providers. If you need an Office 365 migration delivery or consulting partner, contact us today for a chat.

Cloud is Global

Pragmatic advice on cloud migration. Moving from an in-house solution to a cloud-based one can be daunting - not least because of the unknowns, the risks and the hard sell. We translate the hype into familiar business terms – cost, benefit & risk, to allow you to make informed decisions.

Cloud Nexus 365

Cloud Nexus 365 is a full service IT provider, which means we’re with you from start to finish. No matter how small or large your projects, our certified team of cloud computing professionals is ready to provide advice, support and innovative solutions that will propel your business towards its goals.


We are experts in delivering “digital by default”, Customer Relationship Management (CRM) , back office integration and cloud infrastructure projects. We’ve helped organisations deliver their channel shift strategies using an Agile and “customer first” approach to software development.

Cloudreach Europe Limited

Our mission is to enable intelligent and innovative cloud adoption by providing capabilities to enable, integrate and operate cloud platforms. A global cloud enabler, Cloudreach partners closely with Amazon Web Services, Microsoft and Google. Cloudreach is part of the Blackstone Portfolio, with 10 offices across EMEA and North America.


Formed in 2016, Cloudreason is a consultancy working with businesses who want to get the best from delivering their IT systems on Cloud hosted services. We work with you to help understand your business requirements, Cloud strategy, develop the right supplier relationships, and then manage those relationships.

Cloudstream Global Limited

CloudStream is an innovative and diverse global services provider, focused on supporting and transforming technology development, talent and operations. Our services and engagement models are specifically designed to assist our customers as we navigate the disruptive changes brought on by new patterns of consumption, production and employment.

Cloud Technology 4 Business (CT4)

CT4 is recognised internationally as a leading provider of cloud services. Delivering IaaS, DaaS, DRaaS in public and private cloud environments in Europe, USA, Asia, Australia and New Zealand. We manage and control IT infrastructure, driving down costs and reducing CAPEX for organisations in government, manufacturing, health and education sectors.

Cloud Technology Solutions Ltd

Cloud Technology Solutions is one of Europes leading Google for Work Partners. We have helped over a million users across the globe to take advantage of Google Apps. Our mission is to ensure all organisations have a smooth and secure transition to Google’s highly reliable and scalable infrastructure.

cloudThing Limited

cloudThing is a specialist cloud software development and cloud platform deployment company. Our user experience led design methodology exploits cutting-edge agile tools and methods. We specialise in developing 'Born in Cloud Applications' and Microsoft Dynamics 365 solutions, that cut development time & operating costs for our Public Sector clients.


CloudTrade is one of the fastest growing e-invoice networks and built firmly on the premise that e-invoicing should be free for suppliers, easy-to-use and non-disruptive – only then will suppliers move away from paper. CloudTrade removes more paper in a shorter time frame than any other e-invoicing approach - guaranteed.

Clue Computing Company

A single application to manage investigations – encompassing referral, incident, risk, intelligence, investigation, case and outcome management. Comprehensive reporting, searching and data analytics across the application, to help uncover actionable intelligence in data, with real time access anywhere on any device. Trusted by the world’s leading intelligence and investigation teams

Clued Up Ltd

Clued Up provide user-led research for digital optimisation

CMC Partnership (UK) Ltd

CMC’s business change services provide structured, people-focused approaches to optimise business outcomes and return on investment (ROI) for cloud-based public sector transformation programmes and projects. We use best practice PPM methods (e.g. PRINCE2/MSP) integrated with Prosci® change management tools and techniques to effectively manage both technical and people change.

CM Group Limited

Agylia Group Ltd (formerly know as CM Group Ltd) supply the award winning Agylia Learning Management System (LMS) and mobile learning Apps. Agylia Group is a global leader in the provision of learning management and mobile learning solutions, coupled with the design and creation of innovative eLearning programmes.

CM Telecom

CM Telecom - is one mobile platform for messaging, payments, apps and voice in the heart of the mobile ecosystem. We provide mobile solutions, easily accessible through web browsers and mobile applications that clients use to increase engagement.


Codec is focused on implementing and supporting Microsoft and Oracle solutions for public sector customers. We provide a range of professional services to our customers including design, customisation, integration, implementation, support and maintenance of their solutions. We focus on key sectors: Central Government, Local Government, Government Agencies and Higher Education

Code Enigma Limited

Founded in 2010, Code Enigma is a specialist full service Drupal agency, providing consultancy services, project management, development services, responsive design, Drupal application support, cloud hosting, training, server management and specialist audits. All of our services are supplied by our internal team and are ISO 9001 and ISO 27001 certified.

Codeherent Ltd

Having developed it's proprietary technology in partnership with a large FTSE 100 company, Codeherent’s solutions enable companies to build and deploy applications faster and cheaper by increasing collaboration between IT teams and facilitating efficient management of resources.

Code iT Group

CodeiT Recruitment is a high quality technology staffing company. Our in-depth experience enables us to evaluate your recruitment needs accurately, offer you the best and most cost-effective solution. We then present your requirements to the market in the most effective way possible, and select only the most applicable candidates.

Coeus Consulting

Coeus Consulting is an independent IT management consultancy providing both advisory and consultancy services. We specialise in the areas of IT strategy, sourcing, technology, transformation and optimisation.

Coeus Software Ltd

COTS software designed for mobile workforces that need to use or collect auditable data. Making organisations more efficient, accountable, and profitable by bringing together tasking, data collection, workflows, real-time dashboards, and access to corporate data. Works on multiple Operating Systems using open system connector technology to integrate with back-end systems.

CogniSoft Limited

CogniSoft is an industry specialist software company. The company was first established in 1984 and we specialise in web based information systems for Learning & Skills, Welfare to Work and Youth Support services. Our Learner Management Systems help manage work providers workload and evidence the impact of their work.

Cognizant Technology Solutions UK Limited

Cognizant is a leading provider of IT services including Application support and development, Cloud services including consulting, implementation and transformation. We provide support across COTS and Bespoke platforms including SAP, Microsoft. We are a global provider of SMAC stack services and a recognised thought leader in analytic and mobile solutions


We are a consultancy that provides research-led services to organisations wanting to develop digital products and services to improve their customer and user experience.

Coleman & Pearse

InfoNation (incorporated as Coleman & Pearse Ltd) is a provider of Data as a Service business solutions. Supported by a small but growing team of data and domain computer scientists we provide a range of data and analytics based services via a cloud platform and a commercial subscription model.

ColIective Intelligence Sytems

A Software Developer providing Student Attendance Management Systems for the HE and FE market place. Device agnostic we can provide the most cost effective solution that fits your particular organisation.


Collabco are an EdTech development company based in Liverpool building myday for the Education marketplace.

Columbus Global UK Ltd

Columbus is an award winning International IT supplier delivering Microsoft Dynamics 365 ERP software, SaaS, cloud, consultancy and support services to cross-industry customers. Our offerings cover a wide range of business functions. In the UK we serve our customers from our Nottingham, Warrington and Cambridge offices.

Combined Knowledge Ltd

Combined Knowledge has specialised in the development and delivery of Collaboration Education and Support since 2003. Today we provide Education and Support in a wide range of formats including public, private courses, workshops, seminars, customised course deliveries, and self-support products on a global basis for Office 365, SharePoint and Office.

Commendium Ltd

Commendium is an ICT Services supplier specialising in standard Microsoft services and 3D Imagery and processing.

Commerce Decisions Limited

Commerce Decisions delivers its proven AWARD eEvaluation solution, best practice knowledge and expert services to assist in strategic, complex, or high risk sourcing projects. AWARD has been used on projects totalling over £200 billion; proven to significantly increase contract value, reduce risk and enabling teams to make major contract decisions.

Commercial Cloud Services

Commercial Cloud Services provides commercial Cloud contract integration services for Government. We specialise in 'right sourcing', assisting organisations to determine the best balance between outsourced and retained ICT functions and to deliver the resultant outsourced contracts, including leveraging value from Cloud or other commodity services wherever possible.


We protect our clients from the information security risks associated with running a successful organisation in today’s data rich and networked world. We offer expert, independent and business objective led consultancy and testing services across the information security, governance, risk management and compliance spectrum.

CommonTime Ltd

CommonTime are a market leader in cross platform digital solutions and work with major organisations to deliver practical innovations that meet today’s commercial and public sector challenges. This is done by: The CommonTime Infinity low-code enterprise application development platform and the Development Services team providing expert consultancy & app development

Commonwealth Informatics, Inc.

Commonwealth Informatics have a proven track record working with government agencies, academic departments, non-governmental organizations, and industry to implement reliable production systems for medical product safety surveillance, pharmacovigilance, and public health informatics. Commonwealth staff are experts in systems to integrate all the sources of data needed for effective surveillance.

Communication-STEM Ltd

Working extensively as a value add partner alongside leading MSPs, Communication-STEM has developed the complementary services as required by C-Level Executives & Heads of IT within the Public Sector & leading organisations, to enable them to more efficiently bridge the gap between actual and objective effectiveness.

Comotion Consulting Ltd

We are a new breed of consultancy, fusing logic and emotion to help organizations become customer centric. Strategically, we define and deliver digital transformation strategies, linking business plans to cultural change. Operationally, we create world class Customer Experience functions by defining needs, mapping journeys, defining new products and measuring improvements.

Company85 LTD

Company85 is an independent IT consulting firm specialising in enterprise-class information protection, transformation and service management. Headquartered in London, we provide advisory, implementation and managed services to FTSE100 clients and public sector organisations across the UK. We work collaboratively with organisations to lead change, strip out cost, and safeguard data.

Company Net Limited

We are an independent software and business consultancy services company, with 20 years’ experience in building high impact, highly adopted business solutions for customers in the public, private and third sectors. Our solutions, based on the Microsoft Cloud and on-premise platforms and our unique approach, reliably delivers extensive business benefits.

Comparex UK Ltd

COMPAREX offer more than 30 years' experience around modern, integrated and dynamic IT solutions. Our experts provide unique expertise in procurement and licence management of software, as well as an extensive cross-vendor consulting and services package from a single source.

Compass Informatics Limited

Compass Informatics’ IT, GIS and data analytics solutions and services assist government to deliver more efficient operations, combined with our record for technical and management delivery and our honesty and integrity, enable us to develop long-term relationships based on continuously adding value to, and providing solutions for, our clients’ businesses.

Compass Software Technology Ltd.

We are a provider of multiple solutions (problem solving) for any size of organisation that requires an effective way to control and manage their facilities /plant / property assets and maintenance operations. We are also an award winning innovative developer of CAFM / CMMS / EAM Software.

Computacenter (UK) Ltd

Europe's leading independent provider of IT infrastructure services, Computacenter enables users and their business by advising organisations on IT strategy, implementing the most appropriate technology, optimising performance and managing infrastructures. We help CIOs and IT departments in enterprise and corporate organisations maximise productivity and IT business value for users.

Computer Application Services Limited

Established in 1969, Computer Application Services Ltd (CAS) is an IT solutions provider specialising in the provision of case management, complaints handling and customer feedback systems with our leading Workpro software. Now employee owned, every team member takes a personal interest in the delivery and successful implementation of your solution.

Computer Network Defence Ltd

Computer Network Defence Ltd (CND) are a cyber security consultancy. Our staff deliver all manner of services including; Cyber Threat Intelligence, Penetration Testing, Security Event monitoring, Deep Packet Analysis, Security Architecture and Professional Services. Underpinning our delivery, we also have an embedded cyber security recruitment agency.

Computer Task Group (UK) Limited

CTG is an IT services organisation. CTG provides workflow and related business solutions for Communication Service Providers, UK Law Enforcement and the UK Government. CTG also provides global implementation services and secure portals that help meet global law enforcement and anti terrorism demands.

Computing Distribution Group Ltd

CDG is a digital integrator. Through unique thinking, innovative technology and services, we’re helping to transform public and private sector enterprises into digitally enabled, agile and ultracompetitive organisations. We encourage the adoption of open standards and promote the use of open source software to mitigate risk and drive commercial value.

Comscope Ltd

Comscope offers digital services covering both Technical and Customer Service delivery, complimented by Change, Program Management, Quality Assurance, Customer Experience, Customer Satisfaction and training services. Services include Cloud Strategy and Adoption, Service Auditing, Customer Relationship Management, Local/Wide Area Networking, Internet Protocol Telephony, Hosting Consultancy/Implementation and Contact Centres / Back Office.

Comtact Limited

Comtact is a leading managed service provider of IT solutions that leverage cloud technologies, supplying Cyber Security, Network Monitoring & Infrastructure Management, Wi-Fi tracking and Communication solutions from our UK 24x7x365 Network & Security Operations Centre (NOC/SOC). Our Tier 3 data centre ensures secure IT with maximum uptime. ISO27001 accredited.

ComXo Limited

Our approach to 21st Century Switchboard combines exceptional people with bespoke call handling technology to deliver an excellent service on behalf of our clients. We conduct in-depth audits, design solutions & commission technology that drives efficiencies and transforms working practices.

COMXPS Limited

Since 2003 we have provided consultancy and delivery services to Central Government, NATO, Security and Intelligence Agencies. Achieved through managing and deploying Cloud Solutions to meet Organisational Challenges and delivering programme benefits. Services include: Programme/Project Management, PMO functions, Business Analysis, Enterprise Architecture, SIaM Services, Organisational Change, Procurement and Commercial Management.

Concentra Consulting Limited

Concentra is an award winning company creating sustainable solutions offering our clients a competitive edge. Combining a deep understanding of operational management, industry expertise, design, data analytics software and technology we solve challenging problems for now and the future.

Concept Information Technology Limited

Concept Information Technology is a progressive SME able to provide a range of Cloud based services which are used to manage and develop Cloud based solutions. We help ensure that quality is maintained across our extensive range of consultancy services through applying a flexible approach to fulfilling your project requirements.

Concerto Partners LLP

Concerto is a management consultancy company, we advise and support public and private sector organisations around the world, developing strategy, implementing change and delivering programmes. We are widely experienced in offering business analysis, design consultation and transition services to deliver efficiencies and savings and developing a tailored 'Road Map'.

Congruis Limited

Congruis provides services to HMG in three areas: 1. ICT Programme Assurance and Delivery Consulting, 2. ICT Organisation Capability Development Consulting, and 3. Digital-Engagement/Social-Enterprise SaaS Software Development and Implementation

Connect Assist Limited

Our mission is to provide leading technology, customer management and technical support services to the third and public sectors whilst creating jobs and building growth opportunities for our business.

Connect IB Ltd

We are a software & solutions business, specialising in the delivery of smart working, retail & sports applications for business, employee and consumer engagement.

Connect Internet Solutions Ltd

Connect Internet Solutions Ltd is a specialist provider of web solutions. We provide a full in-house end-to-end service, supporting clients from consultancy, project inception, specification and design through to development, delivery, training, hosting and ongoing support. Post-delivery support services include a Help Desk, site reporting, evaluation and optimisation services.

Connexica Limited

Connexica was founded in 2006 and is a UK based software company that specialises in the development of search based analytic solutions. Our extensive experience in public sector, business analytics and search technology has enabled us to help our customers deliver significant improvements to service quality and performance.


Consiliarium Ltd (trusted advisor) is an Agile Security Service Provider. We provide Cloud Based services and core Security delivery capability.