
Technical Surveillance
Delivered by specialists with backgrounds in UK Special Forces, government, and defence, ensuring the highest professional standards.
Our Technical Surveillance capability provides clients with discreet, covert monitoring solutions that are ethically planned, legally compliant, and executed to the highest standards. Led by Home Office-qualified Technical Surveillance Officers, each deployment is tailored to meet specific operational objectives while maintaining the integrity and legality of the operation.
Discreet Covert Monitoring Solutions
We specialise in the full lifecycle of technical surveillance deployments — from initial planning and reconnaissance, to the design and construction of bespoke hides, through to the precise installation, remote monitoring, and final recovery of the device. Every element is meticulously considered: sightlines, concealment, power management, signal integrity, evidential continuity, and environmental factors.
Our approach is founded on operational discipline, due diligence, and an in-depth understanding of surveillance law and procedure. With a proven track record supporting law firms, corporate security departments, and private clients, our technical teams deliver high-quality intelligence without compromise — ensuring the right information is obtained, safely and securely.
24/7 Technical Surveillance Capabilities
This service is ideal for:
Long-term monitoring of static locations where physical presence is not viable
High-risk environments where low-profile observation is essential
Supplementing physical surveillance teams with a 24/7 technical overwatch capability
Situations requiring covert audio-visual evidence gathering to support legal or corporate investigations
Our Operational Surveillance Services
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Covert Human Surveillance
S2K specialises in the delivery of ethical, proportionate, and intelligence-led Covert Human Surveillance operations across the UK.
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Protective Surveillance
Our Protective Surveillance service offers discreet, intelligence-led security for individuals, corporate teams, and high-risk meetings.
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Technical Surveillance Counter Measures
S2K provide discreet, high-level Technical Surveillance Counter Measures (TSCM) operations for private, corporate, and legal-sector clients across the UK.
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Penetration Testing
Our Red Team operations are designed to rigorously assess the physical, technical, and human security measures protecting your organisation.
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Investigative Support services
Our Investigative Support services provide specialist assistance to clients who require professional, impartial input during sensitive or complex cases.
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All Services
Each service is delivered with precision and professionalism, tailored to meet the unique demands of our clients in any environment.