Integrated Fire, Security & AV For Premium Environments

We design, install and maintain the fire, security and AV in super prime London homes and in Dior's boutiques — one team from outline drawings through to aftercare, since 2008.

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About Us

Protecting Super Prime Homes and Luxury Retail Since 2008

Siloed suppliers create design problems. Fire, security and AV usually arrive as three separate subcontracts, and the gaps between them land on the drawings — a detector pushed off the ceiling grid, a rack that no longer fits the cupboard it was drawn into. We hold all three in house, with our own project managers and our own engineers, so what the architect drew is what gets installed, down to sounder plates finished to match your switches. It's why Dior's facilities team ring us directly, and why maintained clients reach the engineer who installed their system rather than a call centre.

A VESDA aspirating detection sampling point fitted flush into a ceiling

Fire Safety & Systems

A front door with a discreet video door entry and access control panel beside it

Security & CCTV Services

A private residence with bespoke architectural exterior lighting

Electrical Services

A home cinema room with backlit ceiling coving, a wall-mounted screen and ceiling speakers

Audio-Visual & Smart Home Services

Our Projects

See Our Work

Dior boutique, New Bond Street
Luxury Retail

Dior

Fire alarm, intruder alarm, CCTV, access control and fire safety across Dior's UK boutiques — installed and maintained by J-Tech as main contractor.

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Dior

We have worked with J-Tech for the past 3 years and have been extremely impressed by their attention to detail and response.

Geoffrey Bailey · April 2024

Diptyque boutique, Covent Garden
Luxury Retail

Diptyque – Covent Garden

Discreet security cameras, a monitored intruder alarm and aspirating fire detection for Diptyque's Covent Garden boutique.

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Chelsea Textiles showroom, Pimlico
Luxury Retail

Chelsea Textiles – Pimlico

AV, access control, CCTV and a fire alarm system for the Chelsea Textiles showroom in Pimlico, delivered with main contractor London Projects.

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Drawing room of a private Chelsea townhouse
High-End Residential

Chelsea Townhouse

Fire alarm, intruder alarm and video door entry for a private Chelsea townhouse, fitted discreetly alongside main contractor Higginson Grey.

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Our 360 Process

Design It Right, From Day One

We join projects at outline design stage — alongside your architect, interior designer and MEP consultant — so fire, security and AV are engineered in from the start, not squeezed in at fit-out. We insure what we specify, so no design liability lands on the main contractor.

A J-Tech design consultation over drawings and layouts at the office
01

Design

We sit at the table from the earliest drawings, alongside the architect, interior designer, MEP consultant and you as the end client — while room layouts and specialist requirements are still being decided.

Not every architect specifies aspirating detection like VESDA, or knows how a discreet AV rack routes through a listed building. Catching that at outline stage means the right decisions go into the fit-out drawings once, rather than getting reworked on site.

Our design consultation carries its own design indemnity insurance, so a main contractor takes on no design liability for anything we specify.

Ceiling detection and lighting going in behind the glazed shopfront of a Dior boutique
02

Install

Because design and install sit under one roof, nothing is lost in translation between drawing and site. The engineers on your project are J-Tech's own — not a subcontracted crew working from someone else's spec.

First fix, containment, equipment fit and commissioning follow the design signed off at outline stage, so snagging is the exception, not the routine.

A J-Tech engineer checking a CCTV camera against its live feed
03

Maintenance

Fire, security and AV systems degrade quietly — a drifting detector or an untested backup battery rarely announces itself until it matters. Our maintenance programmes are scheduled around your building, not a generic annual tick-box visit.

Because the engineer on your maintenance visit likely installed the system, or works from the same as-built records, faults get diagnosed faster and fixed properly first time.

A J-Tech van outside a Bicester Village boutique after hours
04

Aftercare & Ongoing Support

A system is only as good as the support behind it once it's live. Maintained clients get 24/7 access to J-Tech direct, not a third-party call centre relaying messages back to us.

As your building evolves — a new tenant fit-out, an extension, a change of use — we're already on file with the original design intent, so upgrades extend the existing system rather than starting again from a survey.

Safety Isn't Expensive — It's Priceless.

The Same Standard On Every Site

One home, a portfolio of stores, or a system that needs bringing up to date — the work is held to the same standard. Our own engineers, floors protected before anyone starts, cable routes agreed before anyone drills, and the same faces back for the service visit. That is what keeps a building safe long after the fit-out photographs are taken.

Since 2008 · NSI Gold & BAFE accredited · 24/7 aftercare for maintained clients

Accredited By

NICEIC Approved ContractorConstructionline Gold MemberBSI Fire Detection and Alarm Systems KitemarkBAFE Fire Safety RegisterSafeContractor ApprovedNSI Gold