Part of the Black Diamond Group:
Guildstone Associates
25 Bedford Square
London
WC1B 3HH
Cyber & Technical Security
Modern threats don’t always come through the front door. They exist across networks, devices, communications, and digital identities. Our Cyber & Technical Security services are designed to identify vulnerabilities, protect sensitive information, and provide confidence in an increasingly connected world.
Combining technical expertise with intelligence-led security practices, we help organisations and individuals stay ahead of evolving cyber and electronic threats before they become critical incidents.
Cyber Security
Our cyber security specialists help protect your systems, data, and digital infrastructure from an ever-changing threat landscape. From proactive security assessments and vulnerability management to incident response and resilience planning, we work to strengthen your defences and minimise business disruption.
Technical Surveillance Countermeasures (Bug Sweeps)
Confidential conversations deserve complete privacy. Our Technical Surveillance Countermeasures (TSCM), commonly known as bug sweeps, detect and identify hidden listening devices, covert cameras, GPS trackers, and other forms of unauthorised surveillance within offices, homes, vehicles, and meeting spaces. Using specialist equipment and proven methodologies, we help ensure your private information stays private.
Electronic Security and Communication Systems
We design, install, and maintain integrated electronic security solutions tailored to your environment. From CCTV and access control to intruder alarms, perimeter protection, and intelligent monitoring systems, our solutions provide seamless protection while supporting the day-to-day operation of your business or property.
Cyber Monitoring (including Dark Web Monitoring)
Stolen credentials and sensitive information are often traded long before organisations realise they’ve been compromised. Our dark web monitoring service continuously searches for exposed company data, personal information, and leaked credentials, enabling early intervention and reducing the risk of fraud, identity theft, and cyber attacks.
Threat Detection
Identifying risks early is one of the most effective ways to prevent security incidents. Our threat detection capabilities combine intelligence, technology, and continuous monitoring to identify suspicious activity across both physical and digital environments. By recognising emerging threats before they escalate, we enable clients to make informed decisions and respond with confidence.
To register an interest