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Business Details
We have been delivering professional security solutions across South Wales since 2020. Our team specialises in designing and installing CCTV, intruder alarms, and access control systems for domestic and commercial clients. We hold extensive expertise in computer networking and fire detection to ensure comprehensive protection. Every project begins with a free security risk assessment conducted by our qualified consultants. We pride ourselves on providing 24/7/365 emergency support for all installed systems. Our engineers maintain the highest professional standards through continuous training and industry accreditation.

We have successfully secured premises for schools, retail outlets, and industrial facilities throughout the region. Client satisfaction drives our commitment to reliable, affordable, and flexible security packages. We use only quality equipment that meets rigorous British and European safety standards. Our transparent pricing and honest advice have built lasting relationships with local businesses and homeowners. We guarantee prompt response times and minimal disruption during installation and maintenance. Trust us to protect what matters most with proven security expertise.
Highlights and features
  • We provide 24/7/365 emergency support throughout the year.
  • Our engineers hold extensive security installation certifications.
  • We offer affordable security solutions without compromising quality.
  • Our reliable systems protect both domestic and commercial premises.
  • We deliver flexible security packages tailored to your needs.
Services
CCTV Camera Systems
Our CCTV camera systems provide high-definition surveillance for domestic and commercial properties across South Wales. We design bespoke installations using advanced IP and analogue technology to deter crime and capture crucial evidence. Clients benefit from remote viewing via smartphone apps and 24/7 recording with secure data storage.
Intruder Alarm Systems
Our intruder alarm systems deliver reliable perimeter and internal protection for homes and businesses throughout the region. We install graded systems compliant with British standards, incorporating motion sensors, door contacts, and audible deterrents. Customers receive immediate alarm notifications and optional police response monitoring for complete peace of mind.
Access Control Systems
Our access control systems manage entry permissions for commercial premises, educational facilities, and residential complexes with precision. We deploy keyless entry, biometric readers, and proximity fobs integrated with time-attendance reporting for operational efficiency. Organisations gain full audit trails, remote door management, and scalable security that adapts to staffing changes.
Smart Solutions
Our smart solutions connect security devices to internet-enabled platforms allowing remote control via dedicated mobile applications. We integrate CCTV, alarms, lighting, and heating into a single ecosystem for convenient property management from anywhere. Users enjoy real-time alerts, automated scheduling, and energy-saving automation that enhances both security and lifestyle.
Fire Detection
Our fire detection systems provide early warning through smoke, heat, and carbon monoxide sensors installed to British safety standards. We design addressable and conventional networks for commercial buildings, schools, and care homes requiring rigorous compliance. Occupants benefit from rapid evacuation alerts, automatic emergency service notification, and reduced false alarm disruption.
Reviews (3)
Clive Bater
Jan 04, 2022 Report
I recommend 121 security Chris had the alarm system on my garage and shed renewed they done a brilliant job Chris came back and sorted a very small problem out straight away i am very pleased to recommend 121 security even Julie in the office was a very nice lady who was very helpful with all queries a great team
Barrie Mears
Feb 17, 2021 Report
We recently had a burglary in our unit and we gave them a ring and he was out that same day to have a look what we needed. Within a week they had everything up and running for us. The customer service and installation are second to none. Thanks to Chris and the team for the great service provided!
Steve Picton
Nov 13, 2020 Report
I cannot rate Chris and his team with 6 stars as Google doesnt allow it. I use 121 Security for both my home and our works camera systems. The team are professional and corteous and their knowledge on new systems and networking is outstading. Chris is always on hand to give advise when needed ( I am not that techy) and always wants to find a better and more cost effective options for our needs. Absolutely fantatic Company. Well done, Thank you and keep up the good work guys.