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TMC3 LIMITED
Create and maintain comprehensive design systems ensuring consistency, accessibility, and efficiency. We build reusable component libraries, design patterns, and governance frameworks using React and Web Components. Aligned with GDS standards, our WCAG 2.2 AA compliant solutions enable teams to deliver high-quality, maintainable user experiences at scale across digital services.
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THIS IS GAIN LTD
We develop brand guidelines and toolkits that support consistent, accessible and compliant communication across channels. We combine user research, design governance and Agile delivery with evidence from existing practice. Our approach draws on GDS, WCAG and DDaT-aligned frameworks to ensure clear, usable assets. This aligns with Government Digital Standards expectations.
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Qodea
Create and maintain comprehensive design systems ensuring consistency, accessibility, and efficiency. We build reusable component libraries, design patterns, and governance frameworks using React and Web Components. Aligned with GDS standards, our WCAG 2.2 AA compliant solutions enable teams to deliver high-quality, maintainable user experiences at scale across digital services.
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CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED
Mendix for Public Sector offers a suite of tools designed to develop digital services that serve the public good. This platform enables both front-line and technical staff to collaborate effectively, enhancing the quality of public services. It facilitates modernisation of enterprise systems, meeting public demands for mobile-friendly, easily accessible services.
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Professional Data Management Services Limited
We can help support your existing website built using the Umbraco Content Management System (CMS). Our service covers first line support and fixes through to creating new templates, website optimisation and accessibility audits. We are an Umbraco partner with extensive experience in designing, delivering and supporting Umbraco websites.
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CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED
Our AI-driven workflow automation platform streamlines digital service creation and integration. Its intuitive interface empowers users to build applications, using low-code for rapid development. Key features include a comprehensive view of data and processes, pre-built templates for quick adaptation, and user-friendly tooling enhancing accessibility and effectiveness in the public sector.
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ZOONOU LIMITED
Our Web and Mobile Application Testing services help public sector teams deliver reliable, user-centric digital services across browsers, iOS, Android, and other platforms. We provide software testing and quality assurance (QA) across functional, exploratory, regression, non-functional, performance, penetration, accessibility, UAT testing, and real-device compatibility checks.
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THIS IS GAIN LTD
We develop and govern tone of voice principles to support clear, consistent and accessible communication. We combine user research, content analysis and collaborative drafting with evidence from existing channels. Our approach draws on GDS style guidance and DDaT expectations to ensure user-centred, compliant communication across services and touchpoints.
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DECILLION DIGITAL LIMITED
Decillion Digital, an Optimizely Gold Partner, delivers best‑in‑class enterprise CMS solutions. We design and build bespoke websites and Drupal‑based intranets fully compliant with UK Government standards. Our services span content migration, ERP/CRM integration, and secure hosting, ensuring high accessibility, robust performance, and advanced content‑management capabilities.
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THIS IS GAIN LTD
We help organisations achieve cookie compliance and manage user consent in line with data protection legislation. Combining technical assessment, governance frameworks and user-centred design aligned with DDaT and GDS standards, this approach supports transparency, lawful data processing and improved user trust while ensuring compliance with GDPR and PECR requirements.
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THIS IS GAIN LTD
We develop brand strategy and visual identity systems that support clear, consistent and accessible public-sector communication. We combine user research, stakeholder engagement and Agile delivery with evidence from existing channels. Our approach draws on GDS, WCAG and DDaT-aligned frameworks to ensure usable, compliant assets. This aligns with Government Digital Standards.
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NETCEL LIMITED
Netcel’s Content Management System (CMS) service delivers secure, scalable platforms for managing digital content efficiently. We implement and optimise CMS solutions to enhance user experience, accessibility, and performance. Supporting digital transformation, our approach ensures compliance, flexibility, and measurable growth across public and private sector organisations using leading technologies.
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ONEPOINT CONSULTING LIMITED
Expert data-centric quality assurance and performance testing for cloud environments. We deliver automated-by-default testing for ETL pipelines, data platforms, and complex integrations. Our strong workforce provides load, stress, and accessibility testing (WCAG), ensuring operational readiness, performant infrastructure, and reliable data-driven digital transformation across diverse public sector cloud architectures.
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SOLIRIUS REPLY LIMITED
Solirius provides Service Standard-compliant delivery leadership and subject matter expertise to ensure digital services meet GDS standards. We support teams through Discovery, Alpha/Beta, and Live, preparing them for successful service assessments. We combine user-centred design, agile coaching, and technical excellence to build accessible, secure services and upskill civil servant teams.
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IBM UNITED KINGDOM LIMITED
Design Systems as a Service helps you build and maintain a scalable design system that unifies design, development, strategy, and organisation. It delivers a reusable component library that accelerates efficiency, consistency and accessibility. Design systems increase the speed of digital product creation/deployment, while ensuring your organisation can utilise AI accelerators.
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ADAPTIVLE LTD
Expert instructional design and bespoke content creation for the public sector. adaptiVLE specialises in accessibility-first (WCAG 2.1), interactive modules, and interactive video using authoring tools (Articulate/H5P). We transform complex policy into engaging learning journeys, providing pedagogic consultancy, custom branding, and Train-the-Trainer support to maximise learner engagement across your cloud VLE.
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ZENGENTI LIMITED
We can support your organisation in demonstrating its character and brand through our user experience (UX) consultancy, which includes user workshops, content analysis, audits, user personas, customer journeys, and information architecture, helping you produce accessible websites and digital experiences that reflect your vision and are easy to engage with.
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Oyster IMS
Information Architecture Services provide expert support in designing, structuring, and optimising the organisation’s information, data, and content ecosystems. The service ensures that information is structured consistently across platforms, aligns with business processes, and meets governance, regulatory, and user experience requirements.
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HIGH POINT SOLUTIONS LIMITED
Observability, Telemetry & Monitoring
Architecture & Design
Migration & Integration
Backup/recovery
Vulnerability Management
Service Delivery
Data Archiving
Data Lifecycle Management (DLM)
Compliance & Audit Readiness
IT Asset Disposition (ITAD)
Automation & Orchestration Management
Lifecycle Management
Staging & Installation
Project/Programme Management
Resourcing
Storage Provisioning & Allocation
Tiered Storage Management
Performance Optimization
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VALCON GROUP UK LIMITED
Proofs-of-concept (POCs) play a critical role in the release of new AI-powered government services, however many organisations often struggle to move beyond that stage. Valcon’s decades-long experience with AI and Data Science uniquely positions us to help organisations assess the delta between their POCs (Alpha) and a private Beta release.
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SPINDOGS LTD
An evidence-based audit of website performance, PageSpeed and technical health. Supports buyers needing an objective assessment of speed, stability and technical risks to inform prioritisation, remediation planning and ongoing service improvement.
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Triad Group Plc
Expert advisory service for Digital Technology Assessment Criteria (DTAC) compliance and clinical safety assurance, including Clinical Safety Officer support, safety case authoring, hazard log development, and risk management. Supports NHS organisations and suppliers in meeting regulatory requirements and reducing clinical risk through structured governance and assurance.
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Triad Group Plc
Expert advisory service for Digital Technology Assessment Criteria (DTAC) compliance and clinical safety assurance, including Clinical Safety Officer support, safety case authoring, hazard log development, and risk management. Supports NHS organisations and suppliers in meeting regulatory requirements and reducing clinical risk through structured governance and assurance.
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Triad Group Plc
Expert advisory service for Digital Technology Assessment Criteria (DTAC) compliance and clinical safety assurance, including Clinical Safety Officer support, safety case authoring, hazard log development, and risk management. Supports NHS organisations and suppliers in meeting regulatory requirements and reducing clinical risk through structured governance and assurance.
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Triad Group Plc
Expert advisory service for Digital Technology Assessment Criteria (DTAC) compliance and clinical safety assurance, including Clinical Safety Officer support, safety case authoring, hazard log development, and risk management. Supports NHS organisations and suppliers in meeting regulatory requirements and reducing clinical risk through structured governance and assurance.
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Triad Group Plc
Expert advisory service for Digital Technology Assessment Criteria (DTAC) compliance and clinical safety assurance, including Clinical Safety Officer support, safety case authoring, hazard log development, and risk management. Supports NHS organisations and suppliers in meeting regulatory requirements and reducing clinical risk through structured governance and assurance.
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HITACHI SOLUTIONS EUROPE LTD
Design, build and improve Dynamics 365 model driven apps for casework. We configure Dataverse data model, forms, views, rules and security. Delivered iteratively with user feedback, testing and release governance, enabling compliant, auditable services with clear reporting and faster throughput.
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DOZA CONSULTING LTD
We provide expert guidance to prepare your organisation for seamless cloud adoption. Our services cover data auditing, information architecture, and robust project governance. We ensure operational readiness through strategic communication, mobilisation coordination, and service right-sizing, delivering via team augmentation or full project models to meet strict regulatory and compliance mandates.
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INTAFORENSICS LTD
The Open Source Intelligence Support Service provides structured, lawful, and ethical collection and analysis of publicly available information to support investigations, intelligence development, risk assessment, and decision-making. The service focuses on identifying, validating, and contextualising open-source information from online and publicly accessible sources to develop actionable intelligence and evidential insight.
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SPINDOGS LTD
An evidence-based audit of website content quality and effectiveness. Supports buyers needing an objective assessment of content clarity, relevance and performance to inform prioritisation, improvement planning and ongoing content governance.