Suppliers starting with C


c2b2 is the UK's Leading Independent Middleware Consultancy, and long-term partners of Oracle and Red Hat. We offer expertise across the entire middleware environment and specialise in cloud migrations, troubleshooting, performance tuning and on-demand middleware support for JBoss (EAP, Fuse and WildFly), Tomcat, Oracle (SOA Suite and WebLogic)




CACI has delivered secure digital solutions to government since 2000. Our belief in people drives everything we do. By attracting and developing the most talented specialists in their fields, we are able to design and deliver innovative and practical IT solutions that deliver tangible benefit.

Cad-Capture Data Services Ltd.

OccupEye is the industry-leading smart workplace technology solution. Established in 2012, it continues to help organisations from all sectors - both at home and abroad - to optimise their space utilisation and, in the process, realise significant cost savings.


Cadcorp helps organisations in the public and private sectors maximise their return on investment in geographic information by making it easier to share and distribute spatial data between people and between systems. We achieve this by developing GIS and web mapping products that incorporate open and standards-based technologies.

Cadence Innova

Cadence Innova is more than a conventional management consultancy or digital provider. We’re the best of both. We give private and public sector organisations the courage and capability to do things differently. A powerful combination of pragmatists, innovators and implementations to work with you for the best outcomes.

Cadence Partnership LLP

Cadence specialise in helping define policy and strategy, clarifying aims and delivering outcomes defined in a business blueprint for success. Through understanding how the organisation design works with innovative supporting technologies and effective processes, Cadence helps design, establish and deliver major change initiatives.

Cadgwith Health

We are specialists in consultancy solutions to enable health organisations and their suppliers to realise their full potential by improving performance and results. Cadgwith Health provides professional consultancy services and interim roles at senior executive level.

Cadmidium Services Ltd

Cadmidium is an ISO 9001:2008 and Cyber Essentials certified company, providing Defence CIS Technical; Project Management/ Procurement Consultancy; System Integration; In-Service Support; Information Assurance; Security Compliance and Training Services to the MoD and NATO. Cadmidium are known for providing high quality, cost-effective solutions to their previous and current client base.


Caja is a niche boutique business transformation consultancy, specialising in technology enabled business transformation (technology, people and process). Our expertise lies in creating innovative, cost effective and efficient back office business support solutions, ensuring all stakeholders are able to adopt and adapt to new ways of working.


Calba specialises in agile transformations. We provide agile coaching, training and practitioner services (specialists) including agile coaches, Scrum Masters/Delivery Managers, Product Managers, Product Owners, Business Analysts and other specialist roles. We focus on knowledge transfer and capability development to achieve lasting change that directly contributes to our client’s goals.

CalebAcuity Limited

When it comes to business transformation CalebAcuity understand how to identify and focus on their Clients pressing needs, delivering practical, efficient and effective guidance on people, process and programme management, meeting current and future business challenges as they strive to become High Performance Organisations servicing needs of their own Customers.

Caleidoscope Associates Ltd

Caleidoscope Associates is a delivery-focussed project and technology services company helping clients achieve strategic goals. Working with UK and multi-national companies since 2002, we assist with software development, digital transformation, cloud-based solutions, process re-engineering and business change. Whatever the challenge, we have the experience needed to successfully deliver complex changes.

Calibrand Limited

Calibrand, the currency for talent®, specialises in providing e-assessment solutions that assess, monitor, measure, benchmark, track and test people during periods of employment and training.

Calligo Limited

Calligo offers the highest levels of data privacy along with application performance guarantees, commercial flexibility and a personalised support service from its globally located cloud platforms.

Caltech IT Ltd

Caltech IT Ltd t/a Caltech CRM delivers Customer Relationship Management systems using the Microsoft Dynamics CRM software. It has been trading since 1999 and has implemented more than 500 systems during this period. Initially these sites were with GoldMine but since 2005 they have been Microsoct CRM.

Camden Tech

Camden Tech are a specialist provider of IT solutions. Through technical expertise we offer our clients fresh insight into new technologies and how to make sure your tech delivers competitive advantage. We operate across three major service lines: Enterprise & Solution Architecture, Software development and Business Solutions.

CAM Management Solutions Ltd

CAM Management Solutions (CAMMS) is an IT success story that has been built from a foundation of specialist domain knowledge and management consulting origins, practical Corporate Performance Management (CPM) and Business intelligence (BI) implementation expertise and strong Executive level “on the ground” Local and State Government experience. Established in 1996, CAMMS has grown to become an international market-leader with clients across Australia, New Zealand, United Kingdom, North America, and Asia. CAMMS develops, implements, and supports its world leading integrated suite of Corporate Performance Management Solutions that enables enterprises to plan, execute and drive their business from strategy to reality.

Camwood Limited

Camwood are a Professional Services firm, providing Application Management Services, including Windows 10 Transformation, Application Audit, Rationalisation & Compatibility, Application Packaging, Windows Image Creation, SCCM Design & Deployment, Office 365 Migration, IT and Software Asset Management, Cloud Transformation, Application Security, Robotic Process Automation, Automated Application Testing for WaaS

Cantata Limited

Cantata is the UK’s leading independent CRM consultancy, helping organisations get the most out of customer and stakeholder management. We offer independent CRM advice, implementation services, "Vantage" solutions, private cloud hosting, training and support. We specialise in the use of commoditised solutions using methods to reduce timescales, cost and risk


Capacitas specialises exclusively in reducing cost and risk in business-critical IT systems through capacity and performance management. We work with large organisations who have business processes entirely dependent on their IT systems. Many of our clients have large IT costs, we help to safely reduce the size of their estates.

Capgemini UK plc

A global leader in Cloud consulting, technology and digital transformation, Capgemini is at the forefront of innovation to create and deliver, together with its clients, business and technology solutions that fit their needs and drive the results they want. A deeply multicultural organisation, Capgemini has developed the Collaborative Business Experience™

Capita Business Services Limited

Capita is a digital technology, IT services provider and value-added reseller. We bring people, processes and technology together to transform businesses and deliver better outcomes. From bespoke application development, individual IT systme to fully managed IT services, we will design the right solution to meet your needs.

Capital Network Solutions Limited

A progressive IT services and solutions provider offering end to end managed services including cyber security, penetration testing, network design, implementation, infrastructure deployment and pro-active monitoring. With a highly accredited engineering team and global vendor partnerships underpined by ISO 27001 and IS0 9001 accreditations we look to exceed client expectations.

Capital Novus

KNOVOS (formerly Capital Novus) is a global technology firm. Founded in 2002, the company provides high quality solutions to the legal, corporate, and government community. Traditionally a provider of E-Discovery solutions, the company now serves industry with innovative IT solutions and services including dealing rooms, project management and GDPR Compliance.


Capito is a leading ICT provider of cloud services, infrastructure consultancy, managed support services and next generation storage, server, and end user technology solutions and services across the UK

Capricorn Ventis Ltd.

Many organisations struggle to understand their data and extract value from it. Capventis helps large and growing organisations gain insights from Operational and eXperience data, and provides digital solutions to deliver Business Improvement.

Captive Health

Get the right information to the right person at the right time with Patient Journeys and staff engagement workflows, membership management, patient and staff experience, secure in-app, SMS and email messaging. N3 hosted and completely secure, our innovative products offer a completely unique toolkit for communications, engagement and feedback.

Carbon60 Limited (Formally Group Limited)

Carbon60 Consultants help organisations minimise risks and information assurance challenges associated with transformation to the Cloud. Services include Information Assurance Consulting and Security Assurance. Carbon60 and our CESG CHECK/CREST/PCI accredited partners undertake testing (internal/external) to identify technical vulnerabilities that may be exploited. Testing includes infrastructure, application, remote access, Social Engineering.

CareerVision Ltd

C:Vision are experienced providers of case and management information solutions to local authority Children's and Young People Services and Targeted Youth Support Teams. Our totally integrated products are designed specifically to meet the needs of Youth Justice, Substance Misuse, NEET Tracking, IAG, Youth Activities, Troubled Families and Children's Centre Management.

Carelink - Piksel Ltd

Piksel are a UK based specialist managed service provider, delivering private, hybrid and public cloud based services to the private and public sectors. Services with specialist focus on the healthcare sector are provided under Piksel's Carelink brand.

Caretower Ltd.

Independent cyber security specialists. Member of ‘Europe’s 500 Top Growth Companies’. Over 20 years’ experience providing security solutions within public sector. We do more than just provide the right solutions, we also have technical consultants to support our services. Caretower, maximise resource utilisation, simplify your operation and improve network security.

Carrenza Limited

We provide secure Infrastructure as a Service and Platform as a Service cloud solutions to the UK public sector, as well as enabling partners to deliver their public sector services via the cloud. We use an innovative approach to enable digital transformation and support legacy applications in the cloud.

Cassidian CyberSecurity Ltd T/A Regency IT Consulting

Regency IT Consulting is the consultancy arm of Cassidian CyberSecurity, an independent, wholly owned subsidiary of Airbus Defence & Space. We deliver pragmatic Cyber Security Consultancy and security focused Managed Services, certified to ISO/IEC 27001 and ISO 9001, to public and private sector clients from our secure premises in Cheltenham.

Castle Computer Services Ltd

Castle have been supplying solutions to the public sector for over 20 Years. We provide Finance, BI, HR/Payroll/ Mobile Working (PanConnect) applications and full delivery/support services, along with a dedicated IT Team who offer full ITC services including Hardware/Networking/DR/Cloud/DataCentre and many other technical offerings.

Castleton Technology Plc

Castleton Managed Services specialises in providing enterprise class Hosted IT & support services, Managed IT support services and technical consultancy to organisations of all sizes throughout the UK with a particular specialism in the Social housing and not for profit sectors.

CAST Software LTD

CAST is the world leader in Software Intelligence. Software intelligence creates understanding into software architecture, end-to-end transaction flows, data access patterns and more, helping teams work confidently and faster. Hundreds of companies and government organisations rely on Software Intelligence to improve end-user satisfaction, time-to-market, prevent business disruption and reduce cost.


catalog360 is a provider of cloud-based catalog solutions, providing advanced eProcurement functionality such as eSourcing, eRequisitions, PunchOut Catalogs and eInvoicing using the leading protocols including SAP OCI, cXML, PEPPOL and EDI. catalog360 is also a GS1 Solution Provider offering an easy-to-use product information management (PIM) service.

Catalyst IT Europe Ltd

Catalyst IT Europe is part of a global team of skilled open source technologists. We specialise in developing, designing and supporting enterprise grade systems using open source technologies. Our Brighton-based team has a particular focus on platforms supporting learning and development for public, private and third sector customers.

Catalytic Consulting & Training Ltd

Providing Consultancy & Training in: Project & Programme Management; Business & Systems Analysis; Business Case & Procurement Strategy; Stakeholder Management & Communications Data analysis & database design; Agile & RAD design & development; Testing, business change, operational readiness and implementation; Preparation for OGC gateway reviews.

Cavendish Wood

Cavendish Wood are an agile and delivery focused technology company. We deliver positive outcomes, taking ownership of delivery. We liaise between you and our consultants throughout the project to ensure there is no downtime, meaning you receive maximum value from your investment in all technologies


cBrain provides a production platform for government work, developed in close collaboration with a number of Danish ministries. It enables organisations to genuinely go paperless, and allows executives to run the business from an iPad rather than from meeting packs. Mobile working is a reality, not just an aspiration.

CCL Solutions Group Ltd

CCL provides the following services and solutions: Digital Forensics, Electronic Disclosure, Early Case Assessment and Evidence web-based review, Information Governance, IT Security, Intelligent Data Migration and Data Analytics, all of these services are delivered with end to end consultancy if required.

CC Technology Ltd.

CC Grant Tracker is a state-of-the-art web based application and grants management solution and the most modern, advanced and practice-proven system on the market. The system manages the full life cycle of grants administration, from initial application through evaluation, peer, panel and committee review, approval, activation, finance and on-going management.

CCube Solutions

CCube Solutions is an award-winning provider of enterprise content management (ECM) solutions, comprising electronic document and records management, workflow, electronic forms, portal software, and systems integration. Our focus is ensuring users get the right information at the right time to enable them to carry out their jobs productively.

CDG (Scotland) Ltd

CDG is an innovative SME with over 30 years experience in the Scottish Public Sector. It provides consulting, technical architecture, network security, application development, systems integration, disaster recovery, testing, deployment and support services. This increasingly includes cloud based elements as organisations look to drive further efficiencies and reduce costs.


CDS develops secure, complex web applications, websites and intranets designed around users and the needs of today’s government. We provide services to most government departments and a range of global private sector customers. We specialise in cloud-based solutions for finance, property and asset management, collaboration and content management.

CDW Limited

CDW Ltd is an established and trusted IT services and solutions provider with an international presence in both private and public sector IT. Our team possesses the industry’s highest achievable accreditations, which means CDW Ltd customers can focus on running their business, not on managing their IT.

Celerity Limited

Celerity is a specialist Cloud, Managed, IT services provider, and integration company successfully delivering innovative solutions hand-in-hand with industry-leading service that is second to none. Working closely with clients to manage complexity, reduce costs, enhance security and deliver an IT framework that transforms business objectives into tangible and measurable results.

Centerprise International Ltd

Centerprise International Limited is a medium sized UK SME established in 1983. We have been supplying ICT services into Defence and wider-Government for over 30 years. Our expansive portfolio of services ranges from the end to end delivery of bespoke ICT solutions, through to innovative Cloud offerings at OFFICIAL.

CenturyLink Communications UK Limited

CenturyLink is committed to help you navigate the complexity of the Digital World Over 27 years experience in the UK Public Sector, we understand government and public service. Connectivity Hybrid IT and Cloud Managed and IT Services Security Real-Time Communications

CenturyLink Limited

CenturyLink is a Government Centric Global Leader in Managed Services. Managed Hybrid Public Cloud (AWS, Azure, V-Cloud Air) & Private Cloud (UK PSN OFFICIAL); Cyber Security; Big Data; Managed Hosting; Virtual Hosting: Oracle Hosting: Digital Transformation and IT Services and Consulting (SC and DV)

Certeco Ltd

At Certeco we work hard to make the complex simple, the vulnerable secure and the improbable possible. We are experts in change delivery and bring certainty to our clients change programmes from understanding the direction of the programme, to delivery, and finally the realisation of ongoing benefits.

Certes Computing Limited

Certes has 30 years+ experience working with the UK Public Sector, we recognise the approach to engaging Professional Services is changing, driven by IR35 and the need for flexible, scalable and agile services. Certes are innovating and supporting our clients adoption of transformation services through delivering "Capability as a Service".

Certus Advisory Ltd

Certus Advisory is an IT & Commercial Consulting firm with a fresh approach to professional services. We are an organisation that offers genuine insight, capability and value at every stage of the IT delivery and commercial lifecycle. We focus on solutions with contractually committed outcomes and apply proven technical expertise.

Certus Solutions

Certus Solutions is a multi award winning Oracle® Platinum Partner and leading provider of implementation and business support services for Oracle Cloud based SaaS solutions for ERP (Financials, Procurement, Projects), HCM (Human Capital Management), Payroll, Time & Labor, Performance & Talent Management, Recruitment & Onboarding (Taleo), and Learning Cloud solutions.

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, with big-4, and in-house experience. Our services span systems selection and business readiness; organisation design and transformation; change management; culture change and TOM. We align our delivery model and ways of working to our clients' culture and organisation.

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

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.

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.

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.

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.


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.

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.

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.

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.