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Advania
Advania’s Managed Assurance Service delivers continuous compliance and risk oversight. We combine advanced monitoring, governance frameworks, and expert analysis to ensure security, regulatory alignment, and operational resilience. Our proactive approach identifies gaps early, mitigates risks, and provides actionable insights, giving organisations confidence in their compliance posture and business continuity.
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PGI - PROTECTION GROUP INTERNATIONAL LTD.
PGI offer full, CREST and CHECK approved penetration testing. Expertise covers wide range including web applications, infrastructure and mobile platforms ensuring thorough testing and a strong commitment to safeguarding your digital assets. PGI’s IT Health Check ITHC support PSN Compliance and provide in-depth technical assessments to identify and address vulnerabilities.
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JUMPSEC LIMITED
Manual, scenario-led security testing of web applications by CREST-certified testers to uncover access control flaws, injection issues, logic abuse and data exposure that automated scanners miss.
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CYPRO CONSULTING LTD
Understand what direction your business needs to head in for cyber security, what should be prioritised and importantly, de-prioritised. Establish a baseline current state, a desired target state and a risk remediation roadmap that achieves both your risk management and commercial goals.
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CAPGEMINI UK PLC
Capgemini provide CREST and Cyber Scheme certified Infrastructure and Application experts delivering penetration tests using CHECK and CREST methodologies. Refined to identify weaknesses and vulnerabilities found in infrastructure, web and mobile applications, cloud environments and external or remote-access solutions. Our tailored services help identify threats and vulnerabilities to your systems.
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MICHAEL PAGE INTERNATIONAL RECRUITMENT LIMITED
Our Michael Page Consulting Cloud Testing service provides a flexible range of full end to end testing services. Whether required on or off-site we combine industry expertise to ensure we achieved the highest quality service against your test strategy.
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FORFEND INFORMATION SECURITY LTD
Forfend Information Security offer a full suite of security testing services. Our offensive security team are NCSC CHECK and CREST accredited with additional highly sought-after individual qualifications such as OSCP (Offensive Security Certified Professional) certification.
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QUALITEST GROUP UK LTD
Our digital solutions quality assurance and testing (QAT) service assures all components, delivering optimal user experience, value and business outcomes across digital solutions. Supporting GDS, DDaT, Agile and DevOps digital development methodologies covering functionality, security and vulnerabilities, usability, accessibility, and performance testing across multiple platforms, operating systems, browsers and devices.
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Harvey Nash Limited
CISO as a Service including security advisory, leadership and consultancy services, security architecture, cyber assurance, SIEM and SOC solutions, penetration testing, access management, GRC and data protection/GDPR
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QUANTA TRAINING LIMITED
Quanta Training Limited will provide public sector organisations with learning solutions and consultancy designed to strengthen security QA and testing in cloud environments. Our highly accredited facilitators will provide engaging, learner-focused support that will help you identify weaknesses, test security controls, and ensure the confidentiality, integrity, and availability of data.
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HYPER TALENT SOLUTIONS LTD
Hyper Talent Solutions Ltd offers comprehensive Vulnerability Assessment and Penetration Testing (VAPT) services. Our expert team assesses your systems, identifies vulnerabilities, and conducts simulated attacks. With detailed reports and remediation recommendations, we fortify your defenses, ensuring resilience against cyber threats. Trust us to safeguard your assets with proactive security measures
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INDUCTIVE SOLUTIONS LTD
The Red Team Assessment service provides a controlled simulation of real-world attack techniques to test an organisation’s ability to prevent, detect, and respond to targeted threats. The service assesses both logical (cyber) and physical security controls, reflecting how modern attackers combine digital and physical methods to achieve their objectives.
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ARCANUM INFORMATION SECURITY LIMITED
CREST Accredited Pen Testing led by a UK CSC Chartered Professional, conducting assessments for clients of all sizes and sectors. This service provides high-assurance testing conducted by certified professionals using recognised methodologies, enabling organisations to identify and remediate vulnerabilities, meet assurance obligations, and strengthen their overall resilience against cyber threats.
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COGNISYS GROUP LIMITED
CREST-accredited firm delivering external, internal, web application, and cloud assessments across Azure and AWS. Qualified UK-based personnel (OSWE,OSCP,CRTO,CRT,CPSA). Secure code reviews and host compromise simulation included. ISO 27001, ISO 9001, NIST Directive, Cyber Essentials Plus compliant. Remote delivery.
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ATOS IT SERVICES UK LIMITED
Atos’s penetration testing factory enhances security through ethical hacking aligned with business strategy. Experts identify vulnerabilities preemptively/testing infrastructure/applications and networks in sprint cycles. Outcomes drive proactive defence with remediation guidance, quantifiable risk reduction benchmarks, and customisable offences to reveal overlooked exposures for organisations to achieve and maintain a defendable state.
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AJACO LIMITED
AJACO are on point to provide Security Testing Services to support project delivery. Service lines supported include Quality Assurance Testing, Security Testing, User Acceptance, Operational Acceptance, Penetration, Pilot and Performance Testing. AJACO work in collaboration with all service providers and all levels of management to ensure projects are delivered.
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Resillion
Red Team - Open source research is carried out to determine your public footprint, and to uncover any leakage of information that attackers could leverage in a targeted attack, followed by a real world scenario test is conducted.
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Resillion
Purple Team - Open source research is carried out to determine your public footprint, and to uncover any leakage of information that attackers could leverage in a targeted attack, followed by a real world scenario test is conducted.
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VYSIION LIMITED
Vysiion offers a robust cyber security consulting service, leveraging its in-house Cyber Security Operations Centre (CSOC) and a wide range of expert capabilities. The services are designed to support organisations in managing cyber risks comprehensively, covering everything from infrastructure security to compliance management.
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SECARMA LIMITED
Our API testing assessment service is designed to identify and remediate security flaws before they can be exploited, giving you confidence in your API's resilience. Combining manual testing with industry-leading tools and methodologies, our assessments go beyond automated scans to uncover logic flaws, complex vulnerabilities, and business-specific risks.
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BRIDEWELL CONSULTING LIMITED
Many modern application frameworks are secure as standard, they can easily be misconfigured or fall behind the latest updates which leaves room for exploitation by bad actors. Bridewell follow the OWASP Testing Methodology expanded through the team’s experience of web application testing. CREST, CHECK and NCSC Assured Services Provider
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JUMPSEC LIMITED
Security testing of web and mobile APIs to identify authentication weaknesses, broken authorisation, injection points and data exposure across REST, GraphQL and similar interfaces.
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ASSURED CYBER LTD
Our cyber risk management offerings include: managed cyber security leadership (vCISO), cyber framework maturity and readiness assessment, cyber resilience exercising, cyber security programme and roadmap delivery, cyber framework internal auditing, penetration testing, MDR
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SOCURA LIMITED
Technical testing and simulation services that assess resilience and configuration security
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VISIONIST LIMITED
Provides cloud test automation and quality engineering to reduce delivery risk and improve reliability. Designs test strategies and automated frameworks aligned to Agile and DevOps. Uses Playwright, Cypress, Selenium, Postman, and CI/CD pipelines to enable faster releases, consistent quality, and scalable cloud assurance.
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HYPER TALENT SOLUTIONS LTD
Hyper Talent Solutions Ltd provides comprehensive Security Testing services tailored for government departments. We meticulously assess software solutions to identify vulnerabilities and ensure compliance with security standards. With advanced tools and expert testers, we deliver high-quality outcomes, safeguarding sensitive data and minimizing security risks for reliable Security Testing solutions.
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FORTIS CYBER SECURITY LIMITED
The aim of a Cloud Security Review is to identify potential security gaps or weaknesses within the cloud environment that could be exploited by threat actors and develop recommendations for mitigating these risks. This proactive approach helps organisations ensure that their cloud deployments are secure, compliant, and resilient against cyber-attacks.
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BRIDEWELL CONSULTING LIMITED
With business systems becoming more automated, applications are a key target for threat actors.
Focusing on business systems, Bridewell will provide assurance for the security of applications at various stages of the design and implementation lifecycle, ensuring tests are conducted to meet defined testing requirements.
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M4 DIGITAL GROUP LTD
Software testing and Quality Assurance services to improve the quality of IT services, reduce downtime and ensure performance and scalability. UAT, technical, Integration, automation, performance testing, end to end, environment and data management. M4 work using either Test Driven Agile or traditional V-Model waterfall methods.
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BEDIGITALUK LTD
bedigital provide testing and quality assurance services to improve the quality of your Cloud and IT services, reduce downtime and ensure performance and scalability. UAT, technical, Integration, automation, performance testing, end to end, environment, strategy and data management. bedigital work using either Test Driven agile or traditional V-Model waterfall methods.