Dionach by Nomios has over 25 years of expertise in information security, supporting organisations in building resilience against ever‑evolving cyber threats. Certified to ISO 27001, PCI QSA, CESG CHECK, and CREST standards, we provide trusted services across Penetration Testing, Red Team Assessments, PCI DSS and ISO 27001 Auditing & Consultancy, Incident Response, and AI Governance.
Our dedicated Research & Development team continually investigates emerging risks, working closely with leading vendors and clients to share insights and strengthen defences. We believe effective cyber risk management requires more than technical controls. It demands a robust Information Security Management System, reinforced by regular, high‑quality security testing and forward‑looking governance frameworks.
With the addition of our AI Governance service, we help organisations adopt AI responsibly, ensuring compliance, transparency, and ethical risk management as part of a holistic security strategy.
We are a London based specialist supplier of cyber defence solution and information security services. Established in 1997, we are now one of longest running IT security specialists within the UK, highly respected by vendors and recognised by customers for securing London businesses.
Understanding the risks, adopting a pragmatic and simple approach with a rich pool of expertise are the methods CST offer to ensure its customers are secure.
We provide security solutions, consultancy services, penetration testing, cyber assessment and managed security services, typically for IT departments who are either challenged with resource or need additional expertise.
Our staff are passionate about technology and customer care. We strive to provide London’s businesses with the best IT security advice, solutions and support.
As IT becomes further relied upon and inescapable, then IT growth and convolution will accelerate. This leads to an ever shifting challenge for Cyber Security and Information Protection. The adage that ‘Complexity is the enemy of Security’ highlights the position perfectly. We aim to remove the mystery of safeguarding a business from IT security threats, to provide pragmatic advice, augment resource gaps, and be a trusted adviser.
Security Consultants at Infosec Partners are formally trained to a high degree, having at least one of the following Security Management certifications: CESG CLAS, CISSP, CISM, CISA, BS7799 Lead Auditor (ISO27000), as well as vendor specific qualifications and experience in a mixture of environments from the Military, MOD & Police, through to dedicated security consultancies & management roles within leading public and private sector organisations.
Founded in 2004, Infosec Partners provides an extensive range of services from Technical Vulnerability Testing and Managed Security Services, through to Forensic Incident Management and Formal Certification to PCI DSS and ISO 27001, to some of the world’s largest and most sensitive businesses as well as high profile individuals and families.
The key principle upon which Infosec Partners was founded is as apparent today as when it was first established; namely to enable organisations to meet tailored Governance, Risk Management and Compliance programmes through a trusted network of Information Security experts and partners.
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