Scotland’s Experts For Intruder Alarms
Commercial Intruder Alarms: Glasgow & Across Scotland
We are dedicated to delivering outstanding commercial intruder alarm system services for businesses in Glasgow and across Scotland. As an NSI Gold accredited company, we ensure that your premises, employees, and assets are comprehensively protected. We do this by tailoring our services to meet the specific needs of our clients, which may also involve integration with other systems such as CCTV or access control.
By delivering expert services in design, installation, maintenance & repairs we can provide businesses with a reliable and robust security solution. This ensures peace of mind and compliance with the highest industry standards, including BS EN 50131.
In addition to installing commercial alarms, we also have domestic teams that specialise in home burglar alarms.

Intruder Alarm Design & Installation

Alarm Maintenance & Testing

Intruder Alarm Repair Service

Burglar Alarms Glasgow
Selecting The Right Alarm Partner
Work With An NSI Gold Approved Company
Choosing an NSI Gold Approved company like Sim Fire & Security ensures you receive the highest standard of service and reliability. Here’s why it matters:
Competence & Compliance
NSI Gold approved companies are competent to assess your needs, review risks, and design and install security systems that meet Police and insurer requirements.
Police Response
NSI Gold installers are recognised by the Police, ensuring your system qualifies for Police response. Systems must be installed and maintained to specific standards, and NSI Gold companies provide Certificates of Compliance to PD 6662 or BS 8418.
Monitoring & Maintenance
NSI approved installers offer contracts covering alarm monitoring services by an NSI approved Alarm Receiving Centre (ARC) and regular maintenance to ensure continued reliability.
Alarms For Commercial Premises
Intruder Alarm Design & Installation
We design & install intruder alarms that are specifically tailored to the requirements of your business.
Comprehensive Risk Assessment
Our design process starts with a thorough risk assessment of your premises. We identify vulnerable areas and determine the best placement for sensors and cameras to ensure maximum coverage and security.
Custom System Design
We design bespoke alarm systems tailored to your specific needs, whether it’s for a small office or a large commercial facility. Our systems comply with UK and European standards, including BS EN 50131, ensuring high reliability and effectiveness.
Monitoring & Maintenance
AS NSI Gold-approved installers, we can provide contracts for alarm monitoring services by an NSI approved Alarm Receiving Centre (ARC) and regular maintenance to ensure continued reliability.
Reliable & Effective Alarm Systems
Intruder Alarm Maintenance & Testing
Regular maintenance is crucial to ensure your intruder alarm system remains effective and reliable. We offer a range of maintenance programmes to keep your system in optimal condition.
Routine Inspections
We perform regular inspections to check all components, including sensors, control panels, and communication devices, ensuring they are functioning correctly.
Preventative Maintenance
Our preventative maintenance services include testing and cleaning sensors, checking power supplies, and updating software. This helps in early detection of potential issues before they become major problems.
24/7 Support
We provide round-the-clock support to address any issues promptly. Our technicians are available to offer immediate assistance, ensuring your security system is always operational.
Reactive Repairs
Intruder Alarm Repair Service
If your intruder alarm system malfunctions, our prompt and professional repair services ensure that it is quickly restored to full functionality.
Rapid Response
Our team responds swiftly to repair requests, minimizing the impact on your security coverage.
Experienced Engineers
Our experienced alarm engineers are equipped to handle a wide range of issues, from hardware failures to software glitches.
Quality Parts
We use high-quality replacement parts to ensure the longevity and reliability of your system.
Why Work With Sim Fire & Security?
There are lots of reasons that businesses choose us to design, install & maintain their intruder alarm systems. These are just some of them…
Great Team
Relationships are important. With experienced professionals on-site & in our office, you can be confident of clear communication & great service throughout your project.
Highly Accredited
We are really proud of the accreditations we have achieved. You, and your insurers, can be confident of receiving great advice & the right alarm for your business.
Competitive Rates
Our rates are extremely competitive. For twenty years, we have been committed to providing an outstanding service at sensible prices.
Choosing The Right Grade Of Alarm
Intruder Alarm Grades
Intruder alarms are classified into four grades based on the level of risk they are designed to mitigate. We can advise on what grade of alarm is most suitable for your premises.
Grade 1: Low-Risk Environments
Basic security systems suitable for small offices and shops with minimal valuable assets.
Grade 2: Low to Medium-Risk Environments
Enhanced detection and tamper resistance for medium-sized offices and shops with moderate value assets.
Grade 3: Medium to High-Risk Environments
Advanced systems with multiple sensors, suitable for larger commercial properties and high-value assets.
Grade 4: High-Risk Environments
Comprehensive security solutions for high-security installations such as banks and sensitive facilities.
NSI Gold Approved
Qualified To Protect
We invest time & money in having our work externally audited. With so many accreditations, you can be confident of receiving the right advice for your alarm & professional work for all installations, maintenance & repairs.
Call To Discuss Intruder Alarms For Your Business
WORKING With The Leading Intruder Alarm Manufacturers
Approved Alarm Installers
We work with all the leading brands of intruder alarms.
Security Solutions For All Industries
We Are Trusted By A Wide Range Of Businesses In All Sectors
- Care Homes
- Assisted Living
- Schools
- Secure Accommodation
- Rehabilitation Centres
- Life Sciences
- Pharmaceutical Distribution
- Manufacturing
- Industrial
- Storage
- Offices
- Commercial Premises
- Retail
- Leisure
- Restaurants & Bars








