Electrical Installation London
Powering your business starts with safe, reliable electrical infrastructure. Whether you’re fitting out a new office, expanding a warehouse, refurbishing a retail unit or upgrading an industrial facility, DTE provides professional commercial electrical installation services throughout London and the surrounding areas.
🔹 Commercial electrical installations
🔹 Office electrical fit-outs
🔹 Warehouse electrical installations
🔹 Industrial electrical installations
🔹 LED lighting upgrades & emergency lighting
🔹 Distribution boards
🔹 Power and socket installations
🔹 Data cabling (CAT5e, CAT6 & Fibre)
🔹 Electrical testing and certification
Trusted commercial electrical installers in London
Modern businesses rely on dependable electrical infrastructure. From powering critical equipment and IT systems to supporting lighting, security, Wi-Fi and automation, every commercial environment depends on professionally installed electrical systems.
At DTE, we understand that every business has different operational requirements. Our commercial electrical installers work closely with clients to design practical, future-proof electrical installations that support both current operations and future growth.
Whether you’re relocating offices, expanding warehouse capacity or fitting out a new commercial premises, we provide reliable installations that meet current regulations while minimising disruption to your business.
What clients say about us
Having worked with DTE over several years, they have consistently shown themselves to differentiate from other suppliers with their customer centric approach.
James Wright
Regional IT Director
DTE takes special effort to understand the client’s business problem and deliver a solution that meets expectations, sometimes even exceeding it.
Patryk Janiak
Senior Operations Manager
I have found DTE to be exceptional in assisting with the delivery of many projects and extremely helpful to assist beyond formation of quotes.
Iain McGirr
Network Architect & Chief Technical Design
We install complete electrical systems for offices of every size, including lighting, power, emergency lighting, data cabling, meeting rooms and workstation power.
Whether you’re refurbishing an existing office or moving into new premises, our installations provide safe, efficient and scalable electrical infrastructure.
Warehouses demand robust electrical systems capable of supporting lighting, machinery, charging stations, automation equipment, wireless infrastructure and operational technology.
Our warehouse electrical installations are designed around productivity, reliability and future expansion.
Energy-efficient lighting improves safety while reducing operating costs.
We install LED lighting, office lighting, warehouse lighting, emergency lighting, external lighting, security lighting and intelligent lighting controls.
Modern LED lighting can significantly reduce electricity consumption while improving workplace visibility.
Unlike many commercial electrical contractors, DTE also specialises in structured cabling and network infrastructure.
Alongside electrical installations, we can install CAT5e cabling, CAT6 cabling, fibre optic cabling, network cabinets, patch panels, wireless access point cabling and server room infrastructure.
Delivering electrical and IT infrastructure together reduces project complexity while ensuring both systems work seamlessly.
EV Charging Installation
From offices and warehouses to retail parks, hotels and industrial facilities, we provide complete turnkey solutions from initial design through to installation and commissioning.
 Commercial EV Charging Installation Workplace Charging Solutions Fleet EV Charging Customer & Visitor Charging Smart Load Management Qualified Commercial Electricians Global Installation
Server Room Installation
Whether you’re installing a new communications cabinet, upgrading an existing server rack or reorganising your network infrastructure, our experienced engineers deliver tidy, scalable and fully tested installations built around your business.
 Network Cabinet Installation Server Rack Installation Patch Panel Installation Structured Cable Management Communications Room Fit-Outs Fully Tested & Labelled Global Installation
Audio & Digital Signage
From interactive displays and video conferencing systems to digital signage and presentation technology, we design and install reliable AV solutions tailored to your organisation.
 Commercial Audio Visual Installation Meeting Room Technology Video Conferencing Systems Interactive Displays Digital Signage Complete AV Infrastructure Global Installation
ANPR Installation
From offices and business parks to warehouses, industrial facilities, healthcare sites and hospitality venues, we deliver tailored ANPR solutions designed around your operational requirements.
 Commercial ANPR Installation Vehicle Access Control Car Park Management Security Integration Network Infrastructure Specialists Global Installation
Commercial sectors we support
Our commercial electrical installers work across a wide range of industries throughout London, including:
🔹 Offices
🔹 Warehouses
🔹 Distribution centres
🔹 Manufacturing facilities
🔹 Engineering companies
🔹 Retail premises
🔹 Hospitality venues
🔹 Schools
🔹 Healthcare facilities
🔹 Automotive businesses
🔹 Commercial property developers
🔹 Industrial units
Every project is designed around your business requirements, operational hours and future growth plans.
Recent projects
Smart Camera Installation
When a critical contractor missed the deadline, DTE stepped in to help complete Co-op Live’s frictionless retail technology rollout on time.
🔹 Installed 52 AiFi cameras across the venue
🔹 Overcame complex ceiling and cabling challenges
🔹 Delivered the project on schedule for opening
Data Cabling Installation
Supporting a new automated system, DTE delivered a complete hardware and services installation designed to improve operational efficiency.
🔹 Installed and configured new IT hardware
🔹 Completed deployment with minimal disruption
🔹 Delivered a reliable, scalable infrastructure
Data Comms Infrastructure Installation
Supporting a global financial services firm’s office expansion, DTE delivered a resilient IT infrastructure with zero disruption to business operations.
🔹 Installed structured cabling and network infrastructure
🔹 Completed the project on time and without disruption
🔹 Delivered a resilient, future-ready solution
25+ Years Experience
With more than 25 years of experience delivering technology and infrastructure solutions, we understand how electrical systems support modern business operations.
Minimal Business Disruption
We carefully plan every installation to minimise downtime and maintain business continuity wherever possible.
Quality Workmanship
Every installation is completed to current industry standards using high-quality components and best practices.
Future-Proof Design
Our installations are designed with future expansion in mind, helping businesses avoid unnecessary upgrades as they grow.
Supporting you at every stage of the process
01
Initial Consultation
We discuss your project, operational requirements and future plans.
02
Site Survey
Our engineers assess your premises and identify the most effective installation approach.
03
Design & Planning
We produce an electrical design tailored to your business requirements and applicable regulations.
04
Professional Installation
Our experienced electricians complete the installation efficiently while minimising disruption.
05
Testing & Certification
Every installation is fully tested, inspected and certified to ensure compliance and long-term reliability.
06
Ongoing Support
We’re available to support future upgrades, maintenance and additional installations as your business evolves.
Commercial electrical installers across London
Our engineers support businesses throughout:
🔹 Westminster
🔹 Camden
🔹 Kensington & Chelsea
🔹 Canary Wharf
🔹 Croydon
🔹 Heathrow and surrounding business districts
🔹 Surrounding business parks and industrial areas across Greater London
If your business operates outside these locations, please get in touch to discuss your project.
FAQ
Yes. We provide commercial electrical installation services across London and surrounding towns for businesses of all sizes.
Yes. Where required, we can schedule work outside normal operating hours to minimise disruption.
Yes. Alongside commercial electrical installations, we install CAT5e, CAT6, fibre optic cabling and complete network infrastructure.
Absolutely. We regularly undertake complete office electrical fit-outs including lighting, power, data cabling and wireless infrastructure.
Yes. Warehouse electrical installations are one of our specialist areas, including lighting, power, structured cabling and wireless connectivity.
Speak to a Specialist
Provide your details below, email [email protected] or call +44 (0) 845 658 8810.