Business Details
36 Years
experience
Emergency
services
Trusted Security Solutions in London
Costello Security have been a trusted name in the security industry for over 35 years, offering expert manufacturing and installation of high-quality security solutions across London and the South East. As a family-owned business, we combine decades of hands-on experience with a commitment to innovation, delivering tailored security systems that meet both residential and commercial needs. Our team of certified professionals specialises in collapsible gates, security doors, roller shutters, and grilles, all installed to rigorous industry standards including LPS 1175, CE 1627, and CE 1522.We pride ourselves on rapid response times, providing emergency repairs and installations within seven days of contact, backed by accreditations from the UKAS, Safe Contractor Approved Scheme, and the UK Locksmiths Association. Our dedication to customer satisfaction is reflected in our free, no-obligation surveys and comprehensive aftercare services, ensuring long-term reliability and peace of mind for every client.
Services
Collapsible Gates
Roller Shutters
Security Doors
Security Grilles
Locksmith Services
Details
- Year established: 1990
Highlights and features
- We offer over 35 years of experience in bespoke security solutions.
- Our installations meet LPS 1175, CE 1627, and CE 1522 industry standards.
- We provide free, no-obligation surveys and rapid seven-day installations.
- Our team holds accreditations from UKAS and the UK Locksmiths Association.
- We deliver 24/7 emergency repair and locksmith services.
Associations and certifications
- UKAS
- Safe Contractor Approved Scheme
- UK Locksmiths Association
What people say
Feel more secure
Excellent product
Professional team
High quality job
Recommend services
Services
Collapsible Gates
Our collapsible gates provide discreet, robust security for commercial and residential properties. Designed to fit windows and doors, they offer space-saving flexibility and can be powder-coated to match your property's aesthetics. Installed by experienced engineers, these gates ensure durability and ease of operation while maintaining visual appeal.
Roller Shutters
Costello Security supply and fit high-density polyurethane foam-filled roller shutters for garages, shop fronts, and industrial doors. These galvanised steel shutters offer enhanced break-in protection, noise reduction, and weather resistance, available with manual or remote operation. LPCB-approved options are available for high-risk areas.
Security Doors
Our Strongfix security steel doors meet CE and BS standards for burglary prevention and fire protection. Available in reinforced timber or steel designs, they feature multi-lock systems, blast-proofing, and custom finishes. Ideal for residential and commercial properties requiring maximum security without compromising aesthetics.
Security Grilles
Bar and mesh grilles protect vulnerable windows and doors with heavy-duty steel construction. Powder-coated in over 100 colours, these insurance-approved grilles combine visual deterrence with forced-entry resistance. Suitable for permanent or removable installations, tailored to existing handles and openings.
Locksmith Services
Available 24/7, our certified locksmiths handle lockouts, key replacements, and security upgrades. Services include composite door installations, lock repairs, and panic hardware maintenance. We use ISEO R50 Lock systems and respond within 30-60 minutes for urgent access issues across London and the South East.
Questions
What areas do Costello Security Installers cover?
We serve London, Surrey, Sussex, Kent, Middlesex, Hertfordshire, Hampshire, and Berkshire, including Croydon, Sutton, and Guildford.
Are your security products accredited?
Yes, our products meet LPS 1175, CE 1627, and CE 1522 standards, with accreditations from UKAS and the UK Locksmiths Association.
How quickly can you install security systems?
We aim to install your equipment within seven days of your initial consultation or phone call.
Do you offer emergency services?
Yes, our 24/7 locksmith and repair services respond within 30-60 minutes for urgent security issues.
Can I customise security products to match my property?
Yes, we offer powder coating in 100+ colours, custom designs, and tailored installations for doors, gates, and grilles.
What aftercare services do you provide?
We offer annual maintenance agreements, emergency repairs, and free advice from experienced engineers to ensure long-term security performance.
Reviews (1)
Dee See
Jun 07, 2022
Report
Commercial roller shutter doors and security grilles were installed to a 1st class standard. always punctual and completed without drama or disruption.
