01442 817076 / 07904 045499


With a team of experienced, time-served electricians and contracts with some of the best manufacturers of electrical components in the UK, Principal ECS is able to deliver high-quality results.  We work with a range of clients that have commercial and retail properties around the UK.  We use the latest energy-reduction products and designs to ensure that you not only benefit from a modern, safe and reliable electrical system but you will see the benefits on the bottom line.

Our Services

  • Project Management
  • Electrical Contracting
  • Data Installation
  • On-Site Electrical Maintenance
  • Lighting Design & Installation
  • Periodic Testing & Inspection
  • Energy Reduction Services
  • Machine Installation & Relocation
  • Voice Data
  • Audio Visual & Security Services
  • Emergency Lighting Systems
  • Mains Cabling & Distribution Systems
  • Final Circuits, including Power & Lighting
  • Reactive Call-out Services
  • Security & CCTV Cabling & Installation
  • Fire Alarm Cabling & Installation
  • Access Control & Entry Systems
  • Control Systems Cabling & Installation
  • Switch Panel Installation
  • CAD Design

Our qualified, skilled and time-served electricians and engineers are able to apply their specialist knowledge to a range of industrial environments.


Maintenance is an essential service which can often be overlooked or delayed, yet failing to implement it can lead to future issues.  We can provide all types of electrical maintenance services, including testing to ensure your installation remains in a safe and working condition. Essential maintenance can include:

  • Emergency Lighting Tests
  • Lamp Replacement Exercises
  • Electrical Testing to BS7476
  • Servicing and Certification
  • Testing of Fire Alarm and Smoke Detection Systems
  • PAT Testing (Portable Appliance Testing)
  • Periodic Inspection Reports


Data has fast become a necessity in the modern business environment, and Principal ECS can help implement, modernise or upgrade data networks for your business.

We can install various types of wiring, including all of the latest specifications:

  • Cat 6
  • Cat 7
  • Co-axial Cable
  • Fibre Optic

Principal ECS can provide a total data installation solution, including structured cabling, termination , patch panels and data racks. All installations are fully commissioned and certified upon completion, ensuring the integrity of your installation.


Principal ECS can provide a variety of lighting solutions, including:

  • Commercial Lighting
  • Emergency Lighting
  • Emergency light testing
  • External Lighting
  • LED Lighting Solutions
  • Specialist Lighting
  • Lamp changes
  • Lighting repairs and refurbishment
  • Lighting controls and servicing/commissioning

As well as the above, Principal ECS can provide energy efficiency surveys including potential savings on low energy lighting solutions.

Quick Contact


Contact us

Principal ECS Limited
Gerry Scanlon

Unit 5 Heron Business Park,
Eastman Way,
Hemel Hempstead,


01442 817076

07904 045499