Suppliers starting with C

Cetus Solutions Limited

Cetus is a leading IT infrastructure partner in the UK. Experts in delivering IT solutions that provide real business benefits, from server and desktop virtualisation to storage and mobility solutions, Cetus has over 14 years’ experience working with public sector organisations of varying sizes and complexity.

CFMS Services Ltd

The Centre for Modelling & Simulation (CFMS) is an independent, not-for-profit specialist in high value design capability, offering a range of services that promote the acceleration and adoption of advanced modelling and simulation tools and technologies, including consultancy, HPC and Technology Lab Access and Centre Membership.


Founded in 1976, CGI is a global IT and business process services provider with 72,500 professionals delivering high-quality business consulting, systems integration and managed services. CGI has an industry-leading track-record of delivering 95% of projects on-time and on-budget, aligning our teams with clients’ business strategies to achieve top-to-bottom line results.

Chakray UK Ltd

A digital transformation company specialising in consultancy, devops, migrations, integration development, training and support. Particular specialism and focus on WSO2, AWS, Talend, ESB, API management, identity solutions, serverless architecture and microservices.


Vendor research and risk management platform. Uses machine intelligence to combine and extract select deep sector insights from sources such as Companies house, to other trusted economic, financial and self reported sources. Provide software as a service, and consulting on due diligence, market research and data management

Chambury Learning Solutions [Chambury Consulting Ltd]

We offer expert advice around the optimisation and roll-out of Learning Management, Performance Management and e-Portfolio systems. This includes the deployment of systems to your central team and training for your administrators & staff. Our systems support professional development, appraisal, compliance reporting and career development. Systems include Totara, Moodle, Mahara.

Change Associates Limited

Change Associates is an independent, specialist consultancy providing high quality experts. We provide digital transformation services - the process of implementing consistent processes, harnessing new technologies including changes in organisational structure. We provide effective deployment, project management, change management and communications in order for the transformation to succeed.

ChangeDirector UK Ltd

ChangeDirector provides a SaaS solution with complementary services that enable organisations to accelerate value creation and benefits realisation by at least 20%. It does this by putting structure and rigour into strategy, policy, value and outcome delivery

Change Management Partners Ltd

CMP’s offers expert support and SaaS solutions and digital tools to enable our services to be delivered faster and at lower cost, including bespoke rapid application development so that you only need to pay for what you actually use, with output reporting and security management that delivers real performance improvements.

Channel 3 Consulting

Specialist Public Sector Management Consultancy providing a range of services, including: - Strategic Consulting - Maximising the holistic benefits of digitisation - Procurement and Commercial Support - Resourcing and Professional Services

Charterhouse Voice & Data

Cloud specialist, IT and communications integrator enabling business transformation. Core pillars: Cloud, Connect, Communicate & Collaborate, Protect & Secure. Agile, dynamic organisation with strong financials operating since 1993 focussed on delivering exceptional service. Connecting, empowering and transforming businesses, we develop long term, trusted partnerships with our customers and vendor partners.

Chaucer Consulting

We are experts in creating value from digital transformation and data to improve lives. Chaucer’s service offerings deliver an innovative approach to programme delivery and change management for technology and data-driven change. We are recognised by the Financial Times as a leading digital consulting company.


User experience research and analysis platform which helps with setting up, conducting remote usability testing, AB testing, expert review and eventual analysis. Get videos of usability test sessions and is easy to make clips. Provide recruitment of custom research participants for user research. Add your own research participants.

Cherwell Software

Cherwell Software empowers organizations to transform their business through the rapid adoption and easy management of digital services. Cherwell’s adaptable platform has enabled organizations to modernize their business operations with customizable service management, automation, and reporting across the enterprise. Our solutions and our people build lasting relationships.

Chess CyberSecurity Ltd

Cybersecurity specialists protecting Government organisations since 1994, handpicking dedicated security solutions for each network layer. Foursys also supports organisations with a customisable, modular network security service designed to manage and maintain cybersecurity infrastructure to suits each organisation's needs. Helping ITers to improve efficiency whilst protecting orgnaisations from the latest threats.

Chess Digital Limited

Chess Digital Ltd is a wholly owned company of Chess Limited. We operate out of five UK offices and we employ over five hundred people. Chess Digital is the professional services division of Chess and we focus on consultancy services and the delivery of integrated systems.

Chorus Intelligence Ltd

Chorus Analytics is the leading intelligence and analysis solution for governments, law enforcement, defense and homeland security. Chorus Analytics is a data cleansing tool for cleaning all types of digital data including phone records, handset downloads, cell site dumps and more. Wanting as Standalone or Network solution? Contact Chorus directly.

Church Consultancy Ltd.

Digital Consultancy with over 10 years experience working with Government Departments and their suppliers to deliver infrastructure and mobile solutions.

Cielo Technology Ltd

Cielo Technology is an approved Microsoft Partner and Cloud Solutions Provider offering cloud consulting, design & support services. Our associates offer industry-leading expertise on everything from greenfield cloud platform design, implementation and support, to application migration and development using the latest cloud technologies, services and best practices.

Cigniti Technologies (UK) Limited

Cigniti Technologies Limited, Global Leaders in Independent Software Testing (IST) Services, has its European Headquarters in London. Cigniti’s 2000+ career testers are spread across US, UK, India, Australia, and Canada. Cigniti is the world’s first IST Services Company to be appraised at CMMI-SVC v1.3, Maturity Level 5.


CiiVSOFT is a developer of cloud recruitment automation software and technology. Our solutions save time and money and improve recruitment productivity by automating key recruiting tasks. Our solutions can work independently or integrate easily with your existing systems.

Cinnamon Digital Applications Limited

UK IM&T company based in Milton Keynes in north Buckinghamshire. Our mission is simple: To provide digital applications that transform the way you work. Our digital solutions improve workflows and generate operational efficiencies. Specialists in: Web, windows and mobile applications, business intelligence, data warehouse, reporting, analytics, tableau, SQL

Cintra Corporation UK Ltd

Oracle Architects and Consulting Services


CIPHR is a leading UK provider of HR software as a service, delivering innovative systems designed to meet the needs of public and private sector organisations. Covering the employee lifecycle, CIPHR’s products comprise people management, payroll, absence, recruitment, onboarding, reporting and analytics. Accessible anytime, anywhere, delivered from UK-based data centres.


Ciptex delivers flexible Cloud Communication Solutions for public and private sector enterprise users, with services including office telephony, contact centre and SD-WAN, from a secure, high-availability cloud platform.

Circle Interactive

Experts in Drupal and CiviCRM both separately and integrated. We supply audit services, consultancy, training and system customisation. We also provide ongoing software maintenance and support on fully managed hosted systems. Circle has supported public, private and third sector clients since 2005.

Circular Wave

Developer of Circular Wave, the class-leading Staff Bank and workforce management platform.


Cirro delivers innovation and transformation, by working with Cloud Service Providers, Independent Software Vendors and Professional Services organisations. Our focus as a consortium is to provide digital outcomes to users and citizens.


Cirrus provides innovative, scalable, cloud-based telephony and virtual contact centre solutions. Customers can securely access the very best contact centre and telephony tools using any web browser, from any location with an internet connection. Our solutions are technology agnostic and require no capital investment to deploy.

Cisilion Limited

Formed in 2000 and with a reputation for excellence, we have a proven track record of successfully implementing IT solutions for our global clients. Cisilion’s award winning projects are complimented by our long standing and strategic relationships with some of the world’s leading technology partners including Cisco, Microsoft,

Citi Logik Limited

DATA DRIVEN DECISION MAKING: Citi Logik make sense of cities and the urban environment by understanding movements of people by vehicle, on foot and by public transport using anonymised mobile phone data. We are a UK SME, working in partnership with Vodafone to harness the power of their data.


CitizenLab is a citizen engagement platform for local governments.

City and Guilds Kineo Limited

Kineo is a global workplace learning company that helps your business improve performance through learning and technology. We are part of the City & Guilds Group, one of the world’s largest learning and skills businesses.

Citymart US Inc.

Citymart is a digital platform to commission better public services, putting outcomes first. Our platform enables local authorities to create innovation projects, built on comprehensive market intelligence, that engage a more creative vendor community. Citymart helps local authorities improve outcomes by bringing speed, scalability and reliability to the transformation process


At the heart of CIVIC's service offering is our user-centric design philosophy. This can be seen and expressed at every stage of the project, as we move from an understanding of your users, through User Experience, information architecture and design to feature development and website build and ISO27001 accredited hosting.

CivicActions, Inc.

CivicActions is a digital services firm building elegant and accessible government services for everyone. We are passionate civic designers and developers specializing in free and open source agile software development, user-centered design, security/compliance and open data. We lead the efforts behind Agile Government Leadership (AGL) and Project DKAN.

Civica UK Limited

Civica is a leading partner for the public sector and regulated markets around the world. We provide a wide range of business-critical software applications, digital solutions and business process services to help our customers deliver efficient high quality services and better outcomes.


CiviQ's mission is to drive advances in dialogue between citizens, governments & industry using new types of public opinion discovery. Our Open Consultation Portal is winner of the ‘Accessibility’ award at the Eir Ireland eGovernment Awards 2016. Our team publishes regularly in international journals on public participation, representation & governance.

CJC Procurement Ltd

CJC Procurement Ltd provides a G-Cloud Procurement Service enabling public sector organisations to source and access specialist digital and digital transformation procurement expertise, assisting or leading the full sourcing, selection and contracting process or simply providing advice and guidance on digital procurement strategy including supplier relationship management or optimisation.


Claned Group Ltd.

Claned is a digital learning platform, which helps individual learners and organizations to maximize their learning results. Claned uses AI and real-time learning analytics to provide unique insights into study performance, orientation and motivation of learners. Organizations can finally measure their learning results and continuously improve their knowledge driven operations.

Clarasys Limited

Management and business consultancy with extensive experience across public sector organisations. Agile coaching, business analysis, user research, service design, digital transformation, process improvement, user journey mapping, operating model design, project management, data governance, business change and training, with a focus on improving customer experience. Experts in Salesforce and Kimble implementations.


Claritum is a cloud based Spend Management procurement platform that automates sourcing, procurement and invoicing of indirect expenditure. Claritum is proven to deliver significant cost savings and process efficiencies for Indirect Tail Spend. • Sourcing & buying desk • Supplier management • Customer storefronts • Procure-to-pay • Integrate with financials

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 Information Solutions

Clarity provides information management solutions that are configured to support client-specific requirements. Our solutions promote efficient working, deliver cost savings and increase information governance. We offer a suite of cloud-based appointment management solutions that are designed to support public authority functions, including NDORS course management, online booking and Bikeability provision.

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.


Clarizen is a recognized leader in Project and Portfolio management, bringing together cross-company project management, configurable workflow automation and purposeful collaboration in an enterprise-grade platform.


Enterprise document collaboration and management platform for creating and maintaining structured, smart and connected documents with granular workflow on documents' content.

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.

Clearbox Limited

Clearbox provides integrated software and support services for BIM-enabled projects. Our core product, BIMXtra, allows you to control all your project data in one CDE - combining documents, data and visualisation in one space, so you can manage and enhance it from the beginning of your project through to handover.

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 and SharePoint/Sitecore products also hosting secure infrastructures and platforms.

Clear Review

Performance Management software built specifically to help organisations move from broken annual appraisals to regular, meaningful performance 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 headquartered Global Enterprise Atlassian Platinum Solution Partner. Specialising in Software Development Lifecycle (SDLC), Service Management & Collaboration solutions. With a long-term track-record of delivering best-of-breed solutions enabling Public Sector & Commercial organisation to achieve their goals we aim to become your trusted advisor.


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.


Clinked is team collaboration, file sharing, document and project management software. It enables users to easily interact with both internal teams and external stakeholders; whereby they can manage projects, share and work on documents, organise and delegate tasks and events and communicate in a highly secure Cloud environment.

clipzonk Ltd

clipzonk develops the online collaboration portal that helps people manage boards, projects meetings and events.

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 and Azure. Our typical deployment time is 6-8 weeks via various largely pre-built solutions including Hadron (intranet) Kick-starter approach (Analytics)

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.

Cloudbooking enables optimisation of your workspace, lowers operational costs and encourages a collaborative and flexible working environment. We provide you with one simple solution for all your flexible space booking and management needs with continuous updates and client support included.

Cloud Business

Cloud Business is a cloud transformation partner, specialising in user experience. A dedicated Microsoft practise (Gold partner and former O365 Partner of the Year), we are focused on digital productivity, collaboration, security and mobility. Since our inception in 2009, we have migrated nearly a million users to the cloud.

CloudBuy Plc

cloudBuy provides cloud-based solutions for buyers and sellers and brings them together to trade via a range of private purchasing portals and a growing number of public e-marketplaces around the world. We also offer e-commerce websites, spend analysis, carbon footprint analysis and punch-out services.

CloudCoCo Limited

CloudCoCo makes cloud transformation, consultancy, voice and connectivity simple, quick, secure and effective for government and health care organisations. Led by a team of Public sector specialists who transformed critical national applications such as the patient records and election systems

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 automates the transfer of applications and data to Cloud whilst providing Control, Governance and Security enabling digital transformation to take place. We use a blended mix of process, technology and resource to work in partnership with you, utilising proprietary analytics to forecast and model licensing costs.

CloudEasy Limited

CloudEasy allows your organisation to take control and streamline your enterprise IT operations with an all-in-one cloud platform. Easily manage resources through one single, fully integrated, automated, hybrid-cloud and connectivity orchestration platform. Automate connectivity to public cloud services using private connections, bypassing the internet and providing extra levels of security.

Cloudera Inc

Cloudera believes data can make what's impossible today, possible tomorrow. We empower Government, their organisations and people to digitally transform structured & unstructured data lakes into clear & actionable insights through the modern Hadoop platform for Machine Learning, Data Science and Analytics, optimised for the Cloud.

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

Cloud Fundamental 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. Cloud Fundamental are 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 Kickers

Cloud Kickers Labs provides tools and services for companies integrating software and moving to cloud.

Cloudline Ltd

Specialists in helping public sector organisations to understand and plan for the opportunities presented by cloud commodity services.


Cloud Native provides, Cloud support, teams and specialists of poly-skilled resources that deliver through life design, testing, implementation and support of scalable and secure solutions across Public, private and Hybrid clouds. Cloud Native services are tailored for the modern software defined data center.

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.