Crime and Fire Defence Systems operates within highly regulated and security-sensitive environments. Our accreditations demonstrate a robust commitment to quality, safety, cyber security, environmental responsibility, and regulatory compliance, independently audited against recognised UK and international standards.
These certifications underpin how we design, install, and maintain secure systems for critical national infrastructure, utilities, and high-risk environments.

ISO Certification
ISO 9001 – Quality Management
Demonstrates consistent delivery of high-quality systems, strong governance, and continual improvement across all security and infrastructure projects.

ISO Certification
ISO 14001 – Environmental Management
Confirms our commitment to managing environmental impact responsibly, reducing risk, and complying with environmental legislation.

ISO Certification
ISO 45001 – Occupational Health & Safety
Validates our approach to health and safety management, ensuring safe working practices across construction, installation, and operational environments.

ISO Certification
ISO/IEC 27001 – Information Security Management
Confirms a structured and risk-based approach to protecting sensitive information, systems, and data across physical and cyber security operations.

ISO Certification
Achilles UVDB (Certificate of Audit)
Independently audited supplier for utilities and infrastructure sectors, achieving full audit scores across health & safety, quality, environmental management, and sustainability.
PARTNERS
We work closely with trusted technology and systems partners to deliver reliable, integrated security solutions for critical infrastructure environments.
We work closely with trusted technology and systems partners to deliver reliable, integrated security solutions for critical infrastructure environments.












