Get in Touch

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We are here to assist you with any inquiries regarding our services. Feel free to reach out to our dedicated team for more information or to schedule a consultation.

At INTERNATIONAL SECURITY SYSTEM, we prioritize your safety and peace of mind with our top-notch security guard services Our dedicated team is committed to providing reliable protection tailored to meet your needs.

Call us: +44 (0) 7940077824

Visit us: 11 Second Avenue, First Floor, Flat 3, London NW4 2RR, UK

International Security System provides SIA-licensed concierge security, manned guarding, alarm response and CCTV monitoring across London.

Every solution is tailored to your property and risk profile, and every officer is vetted, trained and accountable. Get in touch below to discuss your requirements or book a consultation.

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September 2026

Week starting Sunday, September 20

Time zone: Coordinated Universal Time (UTC)Phone call

Sunday, Sep 20

10:00 AM - 11:00 AM

11:00 AM - 12:00 PM

12:00 PM - 1:00 PM

1:00 PM - 2:00 PM

We aim to respond to every enquiry within one business day. For urgent security needs, call us directly using the number below.