Suppliers starting with C




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 cloud solutions that deliver tangible benefit.


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.

Cadmidium Services Ltd

Cadmidium is ISO 9001:2015 and Cyber Essentials certified, providing solutions to the Defence and Security of the United Kingdom and its Allies. We deliver; Security and Information Assurance, Systems Engineering, P3M and Procurement Consultancy, Training, IT Service Support and System Integration. Cadmidium are known for providing high quality, cost-effective solutions.


Caja is a transformation consultancy, specialising in optimisation and digital transformation of processes, technology and people. We create innovative, cost effective and efficient operating models and end to end processes across customer facing and back office/shared services. Markets include Local/Central Government, NHS, Higher Education and the private sector.


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

Specialist and Mentors in Project and Process Management and leveraging the latest in Artificial Intelligence, delivering pragmatic solutions involving the deployment of individuals, teams and technologies whilst maximising the use of process and programme management techniques enabling Clients to become High-Performance Organisations servicing the needs of their own Customers.

Calero Software Ltd

Calero provides a Cloud-based Technology Expense Management (TEM) Service based on Microsoft Azure’s software analytics platform. It provides a uniquely detailed inventory to enable full visibility of assets globally across fixed, mobile and WAN. You can identify billing discrepancies, analyse how to optimise the estate and make savings of 10-30%

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.

Calla Technology Limited

Calla body cameras and video management software are designed for use in Education, Retail and Healthcare industries.

Calligo Limited

Calligo’s IaaS offering, CloudCore, was the first cloud platform in the world to be designed with data privacy and sovereignty at its heart and to offer data residency and application performance guarantees . We also offer MS Azure Stack in the UK and several other jurisdictions throughout the world.

Camburg Collective

We are a recently established consultancy that specialises in providing Change, Human Resources and Organisational Development support to the public sector. Our associates come from; the NHS, local government, central government, police, higher education and the third sector. We value the public sector ethos and put your people first.

CAM Management Solutions Ltd

CAMMS is an IT success story that has been built from a foundation of specialist domain knowledge and management consulting origins, practical Enterprise Performance Management (EPM) and Business intelligence (BI) implementation expertise and strong Executive level “on the ground” Local and State Government experience.

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

Cancom UK Ltd

Cancom supports corporate and public sector clients with world-class IT products, solutions and services. Recognised with the highest accreditations from technology and software leaders, our data centres hold Government Official Status and full ISO accreditation. Cancom for On Premise, Managed Services and Cloud. A different view and a better answer.

Cantata Limited

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

Cantium Business Solutions Ltd

Cantium Business Solutions is limited company wholly owned by Kent County Council. We specialise in providing a comprehensive portfolio of IT and HR solutions designed for the Public Sector. We currently manage over 1,000 customers across the UK including Local Authorities, Schools and Charities.


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 transformation, technology and 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 systems to fully managed IT services and digital transformations, we will design the right solution for you.

Capital Network Solutions Limited

A progressive IT services and solutions provider offering end to end managed services including cyber security, CREST Accredited penetration testing, network design, implementation, deployment and support. 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.


The world’s most advanced captioning platform. Perfect subtitles, faster. Powerful & intuitive subtitling.Enabling caption production with auto-transcription, neural machine translation, professional editing features and advanced workflow. Pushing the limits of technologies like automatic speech recognition to deliver faster caption production. Secure, reliable, compatible with any enterprise environment.

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.

Carbon Six Digital Ltd

Carbon Six Digital Limited, launched in 2005, is a digital development agency specialising in designing, developing, maintaining and exploiting websites, applications and mobile apps with Umbraco as their core. We are a full service, certified Umbraco Gold Partner dedicated to delivering high-quality innovative solutions from concept to completion.


We’re a global, end-to-end human capital solutions company. As an industry leader, we work with companies big and small, providing cutting-edge solutions for everything from recruiting to employment screening and human capital management. You can find CareerBuilder and our subsidiaries in the U.S., Canada, Europe and Asia.

Carehome Selection Ltd T/A CHS Healthcare

CHS Healthcare offer a broad range of support to the NHS in continuing healthcare: •Caretrack system for CHC patient information management and reporting •Complete support in CHC, funded nursing care assessment and management •Case management •Directly-employed nurses for CHC checklist •Domiciliary care scrutiny and savings service •Training module in CHC.

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.

Carnall Farrar Ltd

CF is a management consultancy and analytics company dedicated to improving health and care. We help systems and organisations realise transformative change, to drive improvements in quality of care and performance. We inspire clients to innovate and sustain change, through a trusted, talented and dedicated team of people.

Carve Consulting

Most businesses think they get social media. They don’t. We enable them to transform their understanding and use of social media. A decade at the forefront of social media means we know what works, what doesn’t and what’s next. It's why so many organisations trust Carve to help them #GetSocial.

Castle Computer Services Ltd

Castle has been a supplier of software and services to organisations across the UK for over 35 years. We are a leading provider of Financial & Business Management Software, Microsoft Dynamics 365 (ERP & CRM), Business Intelligence Solutions, Managed IT Services & Support, and Cloud Services.

Castleton Technology Plc

Castleton Technology plc provide software solutions and managed services for the Social Housing sector. Castleton was formed with the acquisition of several market leading firms in the Social Housing Technology sector, acquiring the best of breed technology and allowing Castleton to become one the leading companies in the industry.

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.

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.

Caution Your Blast Ltd

Caution Your Blast design and make digital products and services, built with and for people. We are "the team" specialising in transformation, service design and technology. Our work plays an instrumental role in leading the UK government transformation to 'faster, better and cheaper' public services; saving billions of pounds.

Cavendish Wood

We help local and central government organisations transform to meet ever-changing customer expectations driven by global digitisation. From strategy development and building new cultures of innovation to cross-functional, agile delivery, technical solutions, integration and supply chain management. Talk to us about how we can enable your digital transformation journey.


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.

CC2i Limited

CC2i is a public sector co-funding and collaboration platform, enabling public sector organisation to come together and share the cost and co-design solutions to their shared digital challenges.

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.

CDO Partners Ltd

CDO Partners is a data and analytics company that helps organisations transform by using data to drive innovation, efficiency and effectiveness. We're different because we provide everything customers need to become data-driven with a simple, low-cost and flexible model, using agile approaches to deliver value quickly and frequently.


CDPSoft has over 25 experience in the design, development and supply of specialist advanced software solutions. Our award-winning cloud solutions are used across a diverse range of sectors and disciplines, including Housing, Housing Options & Homelessness, Care, Support, Health & Wellbeing, Commissioning, Contract Management, Task Force Solutions, Gateways, Multi-Agency Working.

CDR Group

CDR Group is a company specialising in Geographic Information Systems and digital geographic data. We offer experienced consultancy; training, software development and data capture services to the public and private sectors. Formed in 1982, the company is a Pitney Bowes Software Business Partner, Ordnance Survey Licensed Partner and ISO9001 accredited.


CDS designs and develops communication solutions to help government, the wider public sector and global private sector customers engage with citizens and employees across multiple channels. We are an agile SME specialising in secure cloud-based, integrated solutions for digital access to public services, secure collaboration, business intelligence and content management.

CDSM Interactive Solutions Ltd

CDSM are an end-to-end e-learning and cloud solution provider. We provide high-value consultancy and solutions at competitive prices. We do this to support organisations who are considering or who have decided to exploit digital learning technologies to raise attainment, improve learning outcomes, enhance their business processes or generate business revenues.

CDS Support Ltd

Support Engineering covering ILS, technical documentation to customer and government standards (including AESP) along with hazard assessment and safety cases. Training including specification, development and delivery of technical, managerial and behavioural change courses - on-line and classroom based. Information assurance and management of multi domain operations in a Classified environment

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.

Cedar Recruitment Ltd

Specialist Consultancy Services across a range of expertise. Procurement and Commercial Services, Project and Programme Management, Business Change and Transformation, Finance Management and Information Technology/Cloud Management. We provide these services/skills into central and local government organisations nationwide and support large scale Public Sector Programmes, providing solutions that understand specific needs.

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.


Celidor provides cyber security consultancy, security architecture, design and implementation of security solutions and security training. Director and Principal Consultant Paul Schwarzenberger, M.Sc., CCSP, CISSP, M.Inst.ISP specialises in Cloud Security Architecture and DevSecOps, working with organisations to migrate business critical applications to the cloud, protecting personal data and sensitive information.

Cello Software Limited

Since 1994 Cello Software has been working very successfully with the NHS. We design intelligent and innovative business solutions to save you time and reduce waste. tracker2 online paperless leave & attendance management system is a state of the art cloud software, which helps you modernise and save money.

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 a global digital infrastructure provider with over 28 years experience in serving UK Government customers. CenturyLink strives to be the best at solving customers’ increased demand for reliability and security and help them manage increased network and IT complexity with managed Cloud and Network solutions that help protect.

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)


Ceox provides IT services to Central Government and the Social Housing Sector, exploiting technology for the benefit of society. We help organisations with their Digital Transformations, combining engaging online experiences with operational excellence. A Microsoft Partner since inception, we are experts in Dynamics 365, Office 365 and Microsoft AI.

Certes Computing Limited

Certes is an experienced supplier of agile and digital resources, supporting digital transformation. 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.

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 17 years’ experience working with public sector organisations of varying sizes and complexity.

CFMS Services Ltd

CFMS focusses on delivering digital engineering capability; from engineering platforms where you can share, collect and analyse data, deriving persistent operational requirements, simulating, predicting performance or automation of processes through to application of AI or Machine learning.


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.

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

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: Protect, Connect, Collaborate. Agile, dynamic organisation with strong financials operating since 1993 focused 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 transformation experts, trusted advisors, change facilitators, digital partners.

Chaucer Group Ltd

Virtrium is an independent IT Management Consultancy, focused on assisting organisations in optimising their return on IT investments and maximising the effectiveness of IT operations.