• General Power
  • Lighting Design/Installation
  • Electrical Testing
  • Data Cables/Networks
  • Access Control

Need An NICEIC Approved Electrical Contractor?
Call Us On 020 8776 0445 / 07802 981727



As an NICEIC approved electrical contractor in Croydon, TJ Electrical UK are a one stop shop for commercial electrics, retail electrics and industrial electrics. We have the capacity to undertake all commercial contracts from minor electrical works to major project management – comprising initial verification, electrical design, document tender, supply of materials and personnel, management, installation, commissioning, certification and handover of the electrical Operation and Maintenance Details Manual.

Electrics for industrial kitchens
High bay LED lighting close-up
LED batten lighting with connections
Warehouse emergency lighting
Power supplied to industrial air conditioning units
  • Rewires – old/new buildings
  • Small power installations
  • Industrial Electrics
  • Industrial Kitchens
  • 3 Phase Electrics
  • Fuseboard/consumer units
  • Circuit breaker repairs
  • High / low voltage distribution
  • Transformers
  • Rising bus bar systems
  • Lighting design & installation
  • Emergency lighting
  • Cat 5 data cabling
  • Trunking & data cables
  • Fire alarms
  • Access control & CCTV
  • Periodic safety inspections
  • Tender documents preparation
  • Electrical project management
  • CAD


Below are some of the commercial electrical services that we offer at TJ Electrical UK. They include general power, commercial lighting, trunking and data cable network management and access control. If you are in need of an NICEIC approved electrical contractor then please don’t hesitate to get in touch.

General electrical power installation in Croydon
General Electrical Power

TJ Electrical contractors in Croydon are general electrical power specialists. We undertake all general power contracts from small power installations all the way up to tender for the design and installation of high voltage electrical systems distributed throughout buildings using rising bus bar systems. If you require general electrical power specialists then look no further than TJ Electrical UK. We serve commercial customers all over London and the South East.

Office LED lighting in Croydon
LED & Energy Efficient Lighting

As commercial lighting specialists in Croydon, TJ Electrical UK undertake all types of LED and energy efficient lighting installations, including external low impact bollard lighting, emergency lighting in residential apartment blocks, cost effective lighting systems for offices (with dozens of circuits across multiple floors) and powerful ten metre high bay factory lighting for industrial units. If you require commercial lighting specialists then TJ Electrical have the expertise to help.

3 compartment trunking in office reception
Trunking & Data Cables

Trunking comes in many different shapes, sizes and materials, from very adaptable surface mounted trunking in office environments to overhead metal trunking housed in hospital corridor ceilings. There are even under floor trunking systems that are housed within flooring screeds. Each will have a specific requirement and a benefit to being used. TJ Electrical contractors in Croydon design, supply, install, test and commission all types of data cable management and trunking systems.

Croydon access control installation
Access Control

TJ Electrical UK predominantly design, supply and install door entry access control systems for commercial clients, ranging from apartment block audio and video intercoms to complex high security CCTV door entry systems that interface with fire alarms. As access control installers in Croydon we often work alongside other companies on their access control projects running their cabling at the same time as our own general power cabling (saving the client time and money).