Suppliers starting with D

Dacoll Ltd

Dacoll are an award winning provider of IT services and support. We are an UK SME with strong commitment to our community. Our strengths are in support and project, back up and recovery and long term positive relationships with our customers.

Daemon Directory Services Ltd

Supplier of secure cloud services to UK government using secure hosting partners. Specialist in Directory and SAML based Identity Assurance systems. 25 years development experience in these fields.

Daemon Solutions

Daemon Solutions is a technical consultancy that prides itself on its trusted cloud delivery expertise. We provide services that deliver technical excellence, support change & remove limitations. Working with many blue chip customers, we have a proven track record of delivering high quality services to challenging deadlines.

Daisy Communications Ltd

Daisy is the UK’s largest independent provider of Managed Unified Communications services. Daisy delivers: Software and Infrastructure as a Service (SaaS and IaaS); Hosting solutions at our own Tier III datacentres; Mobile voice; Audit and consultancy; Voice communications; Support managed services

Damco Solutions/ TestingXperts

TestingXperts has been providing end to end Software Testing and QA services to organisations worldwide since 2001. Our services include manual, automation, performance, security, mobile testing etc. We are an ISO 9001:2008 and ISO 27001:2013 certified company. We provide managed testing projects and staffing services with very flexible engagement model.

Darzin Software UK

Darzin is the world’s leading public consultation and stakeholder management software. Governments and public sector organisations of all sizes across the continents use Darzin for contact and feedback management, issue tracking and reporting, to work faster and smarter, together.

Data8 Ltd.

Data8 leads the way in data quality management, providing solutions throughout the data quality lifecycle. From point of capture and real-time validation to cleansing and enriching your database, analysing and acquiring new data, we provide unrivalled solutions at every step of the lifecycle.

Datacentre UK

Datacentre UK are specialist providers of energy efficient datacentre and physical infrastructure solutions across the UK. As a founder endorser of the EU Code of Conduct for Datacentres, Datacentre UK have been implementing efficient IT using Data Centre best practice guidelines.

Data Eliminate Ltd

Provider of strategic consultancy relating to the management of the secure disposal of sensitive data held on IT equipment and other data bearing electronic components. Data Eliminate's expertise has been acquired as a supplier of secure destruction services accredited by the Ministry of Defence and CPNI.

Data Images Software Solutions Ltd

Software development company specialising in web based Passenger Transport Scheduling & Management applications. Flexiroute can automatically schedule Demand Responsive Transport and manage Customers, Landmarks, Vehicles, Drivers etc. Planroute allows Mainstream and SEN Home to School transport to be planned, routed, scheduled and managed on Fleet or external Operator's Contract vehicles.

Data Interchange Plc

Data Interchange is a leading international provider of EDI and B2B integration solutions to over 4,000 organisations. We provide software and services for supply chain integration, business integration, order processing, e-invoicing and electronic funds transfers

Datalynx Limited

We are a leading provider of data migration and data quality solutions to public and private sector organisations. Established in 2002, DataLynx has a strong track record in delivering high quality consultancy and complete migration solutions for companies who are transitioning to new platforms and software applications.

Datalytyx Ltd

Datalytyx is one of the UK’s largest and fastest growing practices dedicated to the field of real-time data management and analytics, data governance and digital transformation. We help our clients become more data-driven, resolving pain and bottlenecks at lower and more predictable cost, using the best technologies.

Datamellon Ltd

Datamellon provides expert cloud management and support services. We pride ourselves on being able to: Architect, Plan, Setup and Migrate, Test, Train, and Ongoing support for cloud solutions on Amazon Web Services, Microsoft Azure and Google Cloud Platform. @datamellon we're ready to help answer and solve the toughest cloud questions.


Backup & Recovery solutions from the UK's longest established Business Connectivity & Hosting ISP est. 1996. With a clear focus on CIA (confidentiality, integrity, availability) our staff are security vetted and sensitive data is stored in our ListX facility.

Dataphiles Ltd

Founded in 2002, Dataphiles specialises in building custom software for public and private sector clients. We recently launched PatientComms and ClientComms to provide SMS-based appointment reminders, appointment booking, surveys (including Friends and Family Test) and messaging which can be customised for healthcare providers, public sector organisations and private sector businesses.


Datapipe Europe architects, deploys and manages straightforward private and public cloud services for public sector organisations. Part of G Cloud since day 1 (as Adapt Services), we help our public sector customers work smarter with highly secure, compliant enterprise-grade IT that delivers real-world advantage, transforming price performance and enabling change.

Data Protection People

Specialist data protection services company - provides data protection (GDPR compliance) consulting services, virtual DPO (outsourced Data Protection Officer) service, and DataWise - a comprehensive data protection compliance management system: "your data protection dashboard".

Datatank Ltd

Datatank is a privately-owned SME specialising in the provision of data analytic solutions and managed services to support Local Authority revenues and benefits fraud detection.


IT Services and Solution Supplier specialising in providing Asset Management, Stock Control, EDRMS and Document Management Solution to the Government Sector

datb limited

Developers of web-deployed enterprise applications for Cloud or on-premise implementation to thousands of concurrent users.

Datel Computing Ltd

Datel is a leading accounting and ERP software company and the UK's largest Sage Partner. We specialise in the implementation and support of Sage X3, Sage 1000, Sage 200, Sage Line 500 ERP solutions and customer relationship management software, Sage CRM.

Datorama UK Ltd

Datorama helps CONNECT all marketing data. Regardless of where it’s from or how it is stored. UNIFY data to a common data model. This provides a flexible way to interrogate and analyse all of your marketing data in once place.ACT on your data through visualisations/dashboards, automated reporting, KPI monitoring,

David Consulting Group Ltd

DCG is a specialist IT consultancy specialising in · Project sizing, Estimation and Planning · Project Triage / Project rescue · IT Governance · Agile Software Development · Software Analytics · Capability Maturity Model Integration (CMMI) · Software Vendor Management · Benchmarking


Daviker specialise in delivering world class business solutions to Contact Centres in the UK and worldwide. We have years of proven results in increasing productivity, reducing costs and ensuring compliance. Experts in this industry, we understand your business, which is why our solutions add value and save you money.

DCGTransform Ltd

Programme Rescue / Management for complex initiatives. We offer delivery management and governance for transformation and change initiatives, and programme recovery services for those that require intervention. We'll re-build plans, align teams, keep delivery on the right path and assure benefits for the most complex of projects and programmes.

DCV Technologies Ltd

Digital CV's is a service provider in the digital market space, specialising in digital recruitment and procurement process. We combine digital technology with traditional methods to provide the right talent to service client requirements.

Decrypt-IT Consultants

Decrypt IT provide solutions including - Network Designs, Project Management, IT Bid Support, Structured Cabling, Wireless Networks, Fibre Optic Cabling, Data Centres, IP Telephony (VOIP), Routing, Active Networking, IP CCTV, IP and Non IP Based Access Control, Interactive Technologies, Server Solutions, CAD Infrastructure Designs, LAN/WAN Designs and Enabling

Deep-Secure Limited

Deep-Secure Ltd is a Malvern based, UK Sovereign, SME technology provider of secure information sharing products and services. We have an extensive range of products which enable organizations to effectively and securely share information whilst maintaining its integrity. Our products reduce an organisation’s security risk and improve its effectiveness.

Deep Sky Blue

Deep Sky Blue is a dynamic technology company with specialist expertise in defence, security, intelligence and cyber. We exist to make a difference in the world and amaze our customers through our innovation and delivery.

Deeson Group Ltd

We're a digital agency that helps organisations achieve real results in the connected world through elegant, creative and effective digital products and services. Our services include digital strategy, user experience and digital design, Agile digital development using Drupal and other open source technologies, content and digital marketing.

Delib Ltd

Delib is a digital democracy company. We help governments and public bodies around the world do this by providing awesome digital democracy web apps to facilitate online consultation and engagement. Working with hundreds of organisations since 2004, we have friendly expert staff who know what works and what doesn't.

Deloitte LLP

Professional services firm Deloitte LLP employs nearly 16,000 staff in 24 UK offices, and has 900 specialists active right across the public sector. The company’s comprehensive digital/IT services offering embraces design, software engineering, deployment and delivery, and its personnel, products and processes are accredited to stringent legal and professional standards.


Deltascheme specialises in the provision of a comprehensive range of professional services and solutions for Microsoft Office 365, SharePoint online and Azure, including document & records management, Intranets & Extranets, Nintex workflow and forms automation, mobile applications, case management, reporting & business intelligence, systems integration, content capture and data migration.

Democracy Club

We make democracy work better for everyone.

de Poel Health+Care

With e-tips® functionality, de Poel Health+Care controls both the front end ordering and back end invoicing for our clients’ temporary staffing requirements.


DeskPRO is an innovative provider of helpdesk software to help organizations manage their customer service or other incident tracking needs.

Desk Top Publishing Micro Systems Ltd (DTP Group)

DTP Solutionpath is a dedicated provider of student centred analytic (Learning, and Learner Analytics) and data solutions with an award winning tool set used by educators to monitor all aspects of student engagement and intervention activities based on retention, attainment, progression and student success.

Destek Accessible Technology Solutions

Destek offer a full range of digital and non-digital accessibility compliancy services to assist any organisation wishing to ensure a high level of accessibility for all their stakeholders. We offer everything from support services through to digital compliancy audits and remediation and specialise in cloud services such Microsoft 365.

Destin Solutions Limited

We help Councils generate more revenue and improve performance through bespoke development of technology designed to make sense of data and processes to provide more actionable insights and accountability of resources. Our expertise includes; business intelligence applications, debt reporting and analytics, performance management dashboards and development of online procedure manuals.

DevOpsGuys | DevOps | Cloud | Automation

DevOpsGuys specialise in developing hands-on integrated strategies and technological solutions which enable customers to deliver the technological changes necessary to thrive in a developing digital landscape. Using the latest technology and integrated monitoring, testing and deployment solutions DevOpsGuys make sure that customer software and website applications operate effectively.


Digital Transformation Consultancy and Trusted Advisory service, providing highly skilled expertise in Digital Strategy, Business and Solutions Architecture, Programme and Project Management. Clients include multinational FMCG, Financial Services, Energy and Construction, Automotive, Financial Information Services, as well as UK based Healthcare, Central and Local Government, Transportation organisations.


Supplier of Digital and Technical services focusing on Service Management and Project/Programme Management.

Digi2al Limited

Digi2al specialises in building better and secure digital services for government. With an agile approach to user-centred design and development, we work with teams to create digital services in line with GDS standards, regulated through GDPR. We build in-house capability and transfer knowledge across teams. Accredited CCS supplier.

Dig Inclusion Ltd

Dig Inclusion brings a unique blend of accessibility skills to your organisation. With experts in web, mobile, and PDFs, we can help you through audits, consultancy and training reach as wide an audience as possible. We work to a range of accessibility standards including WCAG 2.0, BBC mobile and PDF/UA.


Digirati design, build and integrate cross-channel digital services to deliver exceptional customer experience, channel shift and digital transformation. We utilise open source technologies and standards to create innovative and well architected digital platforms. We use lean and agile methodologies incorporating a rigorous focus on user needs throughout the project lifecycle.

Digital Accessibility Centre (DAC)

DAC provide WCAG 2.0 AA level accessibility testing and expert consultancy services. With a particular focus on disabled customers and making sure their experience online is a positive one, we have 3 teams of users, all with disabilities who work hard to enable our clients to create accessible digital products.

Digital Conveyor Ltd

DigitalConveyor 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. DigitalConveyor is UK based and independently owned.

Digital Courtrooms Limited

Digital Courtrooms is a complete software solution providing the necessary tools to digitise the UK court service. A digital court service can provide greater security, significant financial savings, reduce time constraints, increase accuracy and ultimately make the court process simpler and easier for everyone involved.

Digital Craftsmen Limited

Digital Craftsmen is a platform-agnostic managed service company. Run by experts and supported by virtualisation technology and ITIL processes, we help the public sector manage the risks of hosting your infrastructure, applications and databases in the Cloud. As well as running our own network, we are AWS and UKCloud partners.

Digital Dragons Global Ltd

Supplier of Consultancy Services and Contingent Labour to UK Government clients across Digital, IT/Technical, Management and Delivery categories.

Digital Exchange Products Ltd

With over 25 years’ experience, leading managed services company DXP works with private and public sector organisations to offer end-to-end IT and communications solutions. DXP provides hardware, software and consultancy relating to all aspects of telecommunications that help minimise the costs and maximise the business value of their technology infrastructure.

DigitalFirst Solutions

DigitalFirst Solutions helps clients on their digital journey offering high quality services and products to the public and private sector, building capital value. We support agile change, shape new commercial models and offer leading edge digital solutions that integrate and transform service delivery, deliver a ROI and differentiate our clients.

Digital Specialists

We are Digital Specialists. We achieve business outcomes through technical innovation. We can help you define your digital service model, begin a path of disaggregation away from expensive system integrators toward a world of multi-sourcing, understand how to approach rationalising a diverse estate of applications, and advise on strategic roadmaps.

DigitalXRAID Ltd.

DigitalXRAID is a UK based CREST registered Cyber Security company, specialising in market leading security services around Vulnerability Management, Information Security, Penetration testing and Security Consultancy. These are offered in a number of packages to suit our customer needs ranging from fully managed security service to specific bespoke packages.

Diligent Boardbooks Ltd

More than 100,000 users rely on Diligent Boards to speed and simplify how board materials are produced, delivered and collaborated on via iPads, Windows devices, PCs and the Web, removing the security concerns of doing this by courier, email and file sharing.

Dimension Data Network Services Limited

Dimension Data is a specialist IT services and solutions provider that helps clients plan, build, support, and manage their IT infrastructures. Providing IT lifecycle, multi-vendor, multi-technology and multi-geography service-centric solutions. ● Consulting and Professional Services ● Support and Managed Services ● IT Outsourcing Services ● Global Procurement Services

Dionach Limited

Supplier of IT Security Consultancy. CHECK and CREST Accredited Pen testing. Services include Penetration Testing ISO27001 PCI-DSS PSN IT Health Check IT Health Check Social Engineering Cyber Security Incidence Response Cyber Essentials Cyber Essentials Plus Information Security Auditing Information Security Training Trusted Advisory Service


Diona provides innovative mobility solutions and consulting services for Health and Human Services around the world. Diona’s consulting services organization helps partners and customers design and deliver successful Health and Human Services projects at the local and national level through their extensive product knowledge and domain expertise.

Direct Path Solutions Ltd

Communications solutions, engagement strategies & implementation, problem solving, web application development, mobile app development.

Disrupt CX

DisruptCX is a hybrid customer interaction and experience management (CX) technology creator and technology enabler. We deliver cutting edge technologies including; AI, deep neural networks, biometrics and automation capabilities. Voice is our key interface our approach is Omni-channel. We achieve ROI in 6 months with contact centre costs being halved.


We help with Database Setup & Support. We can help with SQL & Oracle Database We provide 24x7 database support including Oracle RAC, Oracle Dataguard, MySQL Mater/Slave replication, MSSQL Database Mirroring. Our Team is skilled senior level engineers, with more than 10 years’ experience Oracle, MySQL and MSSQL .

DMF Systems

Since 1998, DMF Systems has delivered a wide range of functionally rich, cost-effective software solutions to the Healthcare Sector. DMF Systems is specialized in the delivery of Information and Communications Technology services to Hospitals. Their IT solutions are aimed to enhance and improve how patient care is provided by clinicians.


DMSG, an innovative agile digital solution provider operating at all stages of the project lifecycle from strategy, architectural design, through transformation, testing to delivery and optimization. We are able to integrate into our clients digital vision whilst partnering, mentoring and/or leading their internal teams to fully achieve their digital goals.


DocCentrics provide a Strategic Communication Platform for engaging, acquiring and servicing an organisation’s customers and prospects.

Docobo Ltd

Developer and provider of cloud hosted Digital Health Solutions and related Technology to remotely manage patients in the community.

DocSafe Limited

MyDocSafe is a secure document management system with sophisticated e-signature capabilities. It is ideal for secure distribution and electronic signing of documents with employees, customers or investors. Main products: - Electronic signature - Registered delivery - Timestamping - Customer portals - Payslip distribution

Docunetic Ltd

UK Consultancy and Development agency specialising in Microsoft SharePoint and Telligent Community.

Doc-Works Ltd

UK-based experienced software provider to NHS, retail, third party service providers with strong electronic Patient Care Record, eHosting, Accounts Payable and mobile Audit products. Secure Web Cabinet provider for 3rd party Document Management providers to white label for their customers.


DOGFI.SH Mobile is a leading enterprise mobility specialist. Our passion is all things Mobile, both consumer and business facing. Using innovative solutions we provide enterprise grade, scalable mobile solutions and strategies for some of the world’s most successful companies. How can we help your organisation?

Dome Recruitment Ltd

Dome are specialist suppliers of : IT Security & Assurance / Cyber IT, Project Delivery Security cleared ( SC &DV) specialists , flexible resources and consultancy to the public sector and its suppliers.

Doopoll Limited

doopoll is a platform for creating dynamic online polls in English, Welsh, French and Spanish. doopoll offers anonymous voting, live feedback of results, the ability to edit questions on the fly and is accessible on any device. doopoll believes that consensus facilitates change. We exist to make every voice heard.


Data security specialist undertaking research, testing and software development. Based in Yorkshire, England, Panoplia Labs are the creators of DOQEX, the document exchange cloud providing secure data sharing via web services or email. Services are available via the DOQEX Cloud or private clouds located in-house with the customer.

Dorset Software Services Limited

At Dorset Software we specialise in bespoke software development and consultancy to both public and private organisations, turning complex requirements into cost-effective, user-friendly systems. With a 100% record of delivering solutions on time and to budget, Dorset Software always meets, and often exceeds, client expectations.

DPS Software Ltd

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