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Business Details
44 Years
experience
Emergency
services
Your Trusted Partner for Comprehensive Security Solutions
Established in 1982, Berkeley Guard is a family-owned business specialising in bespoke security solutions for residential and commercial properties across London and Southern England. Our expertise lies in designing and maintaining NSI Gold-certified systems, including intruder alarms, fire alarms, CCTV, and access control, tailored to individual client needs. With decades of experience and a commitment to innovation, we utilise cutting-edge technology such as Texecom Premier Elite control systems and Avigilon IP cameras.

Our team, fully vetted to BS7858 standards, prioritises personal service, offering free site surveys and risk assessments. Recognised for quality without compromise, we guarantee price and service matching against other NSI Gold-accredited providers. Trusted by clients since our founding, we combine technical excellence with a client-centric approach to deliver reliable, certified security systems.
Services
Intruder Alarms Fire Alarms CCTV Systems Access Control Fire Risk Assessments Keyholding Services Wireless Security Smart Home Integration Security Consultation Maintenance & Monitoring
Details
  • Year established: 1982
Highlights and features
  • We offer 40+ years of experience in NSI Gold-certified security installations.
  • Our team provides free site surveys and risk assessments tailored to your property.
  • We guarantee price and service matching against other NSI Gold-accredited providers.
  • 24/7 emergency engineering support ensures continuous protection for your property.
  • All staff are fully vetted to BS7858 standards for security and reliability.
Associations and certifications
  • NSI Gold
  • BS7858
Services
Intruder Alarms
Our NSI Gold-certified intruder alarm systems use Texecom Premier Elite technology with wireless Ricochet web connectivity and smart app control. Systems are custom-designed for each property, offering audible alerts, keyholder response, or police monitoring. Available in wired, wireless, or hybrid configurations, they integrate with smart home devices for remote management via mobile apps.
Fire Alarms
We install BS5839-compliant fire alarm systems including conventional, addressable, and wire-free options. Our solutions cater to domestic and commercial properties, with maintenance services ensuring ongoing compliance. Systems feature smoke detectors, heat sensors, and emergency lighting integration, supported by professional fire risk assessments and contractor handover support.
CCTV Systems
NSI Gold-accredited CCTV installations combine Avigilon, Axis, and Dahua IP technology for high-resolution monitoring. Systems include digital recording, remote viewing via apps, and night vision capabilities. Tailored for residential and commercial needs, they integrate with intruder alarms and access control for comprehensive security strategies.
Access Control
Texecom-based access control solutions manage entry via proximity cards, digital keypads, or biometric readers. Systems integrate with intruder alarms or operate standalone using Nortech/Paxton platforms. Features include time-restricted access, audit trails, and integration with video entry systems from Videx and Entryphone.
Fire Risk Assessments
Professional fire risk assessments identify hazards and ensure compliance with the Fire Safety Order 2005. We evaluate commercial premises, schools, and care homes, providing recommendations for fire detection systems, emergency routes, and staff training. Ongoing maintenance services support sustained compliance and safety.
People
Julian Berkeley
Founder
Founded Berkeley Guard in 1982, Julian Berkeley established the company's reputation for quality security solutions. As a family business, his legacy continues through NSI Gold-certified installations and client-focused service principles.
Stephen Thomas-Busow
Managing Director
Appointed Managing Director in 2020 after 14 years with the company, Stephen oversees operations and strategic direction. His leadership maintains Berkeley Guard's commitment to technical excellence and client satisfaction across London and Southern England.
David Jenkins
Chairman of the Board
With over 25 years at Berkeley Guard, David Jenkins transitioned to Chairman in 2020. He ensures continuity of the company's core values while supporting Stephen Thomas-Busow's leadership team in delivering bespoke security solutions.
Questions
What security systems do you offer for homes?
We provide NSI Gold-certified intruder alarms, fire alarms, CCTV, and access control systems tailored to residential properties, using Texecom and Avigilon technology with smart app integration.
Do you provide 24/7 emergency support?
Yes, our NSI Gold-certified systems include 24/7 emergency engineering support and keyholder services for immediate response to security incidents.
How do your price match guarantees work?
If another NSI Gold company offers equivalent systems at a lower price, we'll match it for both equipment and ongoing service packages.
What areas do you cover?
We serve London and Southern England, providing free site surveys and risk assessments for residential and commercial security installations.
Are your staff security-vetted?
All engineers are BS7858-vetted, ensuring high standards of reliability and professionalism for every installation and maintenance service.
Can you maintain existing security systems?
Yes, we offer maintenance for all NSI Gold-certified systems, including fire alarms, CCTV, and intruder alarms, even if originally installed by other contractors.