Cybersecurity Solutions

SECURE NEXUS

Secure Nexus provides cybersecurity services and solution packages, including threat detection, risk assessment, compliance, monitoring, and rapid response. The organisation protects data, secures operations, and defends systems against digital threats. It serves small and medium-sized businesses, public bodies, and local government, helping them build security strategies and maintain resilience.

SECWAY Cybersecurity Ltd

SECWAY Cybersecurity Ltd provides cybersecurity consulting covering penetration testing, vulnerability management, security system design and risk analysis. It assists with GDPR compliance, ISO 27000 alignment, business impact analysis and business continuity planning, and lists Security Operation Centre provision among its services. Sector experience spans finance and banking, industrial SCADA environments, gas and oil, transport, water supply, food production and healthcare. PC and network support services are also offered.

SELCOM SYSTEMS

Selcom provides managed cloud and application hosting, IT support, and software development services for UK businesses and organisations. They offer dedicated server and private cloud platforms using Microsoft .NET, SQL, PHP, and Linux technologies, alongside FilePro case management for legal professionals and vjoon K4 publishing solutions for brands and agencies.

SHE Software

Health and safety software company headquartered in East Kilbride with nearly 100 staff in Scotland and the US.

SNC Mission Systems UK

SNC Mission Systems UK is a subsidiary of SNC, delivering integrated tactical communications, open source intelligence, unmanned surface vessel and intelligence, surveillance and reconnaissance solutions to UK Ministry of Defence, government agencies and industry partners. Its AEGIR autonomous surface vessel family provides multi-mission capability with autonomous operation and high payload capacity. The company's micro High-Altitude Balloon Systems support ISR, electronic warfare and offensive operations. OSINT and cyber security services are provided to UK government and defence departments, and the BabelWX Centre of Excellence supports innovation and experimentation.

SOLUTION PERFORMANCE GROUP

SPG Intelligence provides managed services for complex digital, data and cloud programmes, serving NHS, Higher Education and Financial Services organisations. It combines human, emotional and machine intelligence with sector expertise to run systems reliably, offering cloud operations, software and data intelligence, and cyber and identity intelligence through continuous monitoring and automation.

STORM 360

Managed IT services and computer support provider in Ayr with 50+ years of combined expertise serving Ayrshire and Glasgow.

Salt Cybersecurity

Salt Cybersecurity provides authentication and payment security products and services to financial institutions. The company's products authenticate B2B payments and user identities for ten major UK banks, underpinning the UK batch payment system and global core MFA authentication for electronic banking. Salt Cybersecurity's technical expertise covers cryptographic systems, authentication technologies and Hardware Security Modules (HSMs), offering organisations deep-level support alongside software and hardware products. The company provides 24/7 customer support covering both hardware and software.

SandboxAQ

SandboxAQ combines artificial intelligence and quantum techniques to build Large Quantitative Models (LQMs) that address complex real-world problems in pharma, energy, defence and other sectors. LQMs work alongside large language models to deliver quantitative outputs grounded in physics, chemistry and biology. The company has received a $500 million CHIPS R&D Award for research into new chipmaking materials and has a technology partnership with Anthropic for LLM integration. SandboxAQ's product areas include AI simulation, cryptography management and AI sensing.

Sanity UK

Structured content platform with a real-time collaborative headless CMS and composable content architecture.

Sayari Analytics

Sayari provides AI-powered judgment infrastructure for economic security and commercial risk, delivering traceable risk assessments grounded in real commercial intelligence and investigative tradecraft. It serves compliance, procurement and legal teams in commercial sectors, as well as government analysts, by enabling automated ownership-chain screening across 250+ jurisdictions with source-cited findings for sanctions, beneficial ownership, forced labor and export controls.

Scheer IMC (UK) LEARNING

Scheer IMC provides enterprise learning solutions including a learning management system, eLearning authoring tool, and custom learning experiences. It serves organisations across industries such as automotive, financial services, healthcare, manufacturing, and public sector, supporting employee onboarding, talent development, compliance training, and partner training for global businesses.

Scyberx

Scyberx is a Watford-based cybersecurity consultancy offering risk assessments, vulnerability assessments, penetration testing, compliance assessments and CISO advisory services. Its technical services cover system hardening, remediation work, cloud security and managed offerings including CISO as a Service, Vulnerability Management as a Service (VMaaS), Penetration Testing as a Service (PTaaS) and Cyber Essentials Plus as a Service. It also provides cybersecurity awareness training and free health checks for education, charity and voluntary organisations.

Searchlight Cyber

Searchlight Cyber provides a preemptive cybersecurity platform comprising Searchlight Exposure and Searchlight Threat, helping security teams identify hidden risks, prioritise vulnerabilities and take action before threats become incidents. Capabilities cover attack surface management, external and third-party exposure monitoring, accelerated remediation and investigation of threat actors, with use cases including law enforcement. Based in Portsmouth, it publishes research via Searchlight Labs.

SecQuest

Our Cyber security consultancy can help assist you in protecting your information, securing your systems, and avoiding potential threats.

Secarma

Secarma provides cyber security services including advisory, certification and testing. They support organisations in building resilience through ISO 27001 gap analysis internal audit and vCISO services. Their certify arm guides clients through Cyber Essentials and IASME Cyber Assurance. Testing services cover web mobile AI infrastructure cloud wireless and red teaming to uncover real risks. They serve businesses seeking to strengthen defences and meet recognised security standards.

Sechpoint Tech

SecurITe Group

SecurITe Group develops AI-powered, healthcare-native cybersecurity defences to protect patient data and clinical systems. The company focuses on the healthcare sector, where annual cyberattack severity and frequency have set repeated records. SecurITe offers industry-specific solutions designed to protect patient data and hospital systems, and has published press releases in both English and German detailing its security approach. The company operates through entities in Santa Clara, Wels, Austria and London, United Kingdom.

SecuraFirm Ltd

Brighton-based cyber security consultancy helping businesses protect against cyber threats through risk assessments, policy improvement and staff training. SecuraFirm offers a data security health check producing a prioritised risk report, support with ISO standards including ISO27001 and ISO9001, Cyber Essentials and Cyber Essentials Plus certification, computer systems validation and a virtual CISO service.

Secure Select

Secure Select provides cybersecurity services sized for UK small businesses. Offerings include one-off advisory and security posture assessments from £250, staff awareness and phishing training, a retained virtual CISO service from £495 a month, and SecureCore, an in-development on-premises AI security appliance. It serves sectors including law firms, accountancy, healthcare, financial services, retail, construction and charities.

Secure Systems and Technology

Secure Systems and Technology manufactures TEMPEST-certified IT equipment, EMSEC cabinets and security-hardened hardware from a 22,000 square-foot purpose-built facility in Gloucester, UK. The facility is the only purpose-built TEMPEST design, manufacture and certification operation under one roof in the UK, operating under ISO 9001, ISO 14001 and ISO 45001 standards. SST has over 30 years of experience supplying secure products to defence and government clients. Its alarm analysers and sensors are approved by the UK Government's National Protective Security Authority and listed in the Catalogue of Security Equipment.

Security Alliance

Cyber threat intelligence consultancy serving banks, central banks, and government agencies globally.

Security Audit Systems

Security Risk Management Ltd.

SRM is a Newcastle upon Tyne-based cyber security consultancy providing compliance and testing services to organisations. Its consultants cover ISO 27001, PCI DSS, GDPR, business continuity and disaster recovery, alongside vulnerability testing including penetration testing, red team engagements and social engineering. The company provides digital forensics and incident response, plus managed services fulfilling Virtual CISO and Virtual ISM roles, delivered by staff drawn from the police service, private sector and government agencies.