High voltage engineering specialists. HV Installation services. | EDES Ltd.
EDES - Make the Connection

electricity distribution engineering services

Innovative design, project management, and verification for complex overhead line, underground cable, and utility installations across the UK.

about us
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EDES Ltd is an established engineering firm providing expert high-voltage services to the major projects sector of the electricity distribution industry.

The company was inspired by three former United Utilities and Norweb electrical engineers, and is led today by directors Mark Radcliffe and Dave Crook. Alongside our wider team of staff, our directors are Senior Authorised Transmission Engineers with deep roots in the UK power sector.

 

We understand the critical necessity of planning projects efficiently and effectively. Our primary focus is to maintain emergency return-to-service times while minimising consequential customer interruptions. We possess the skills, experience, and operational discipline required to deliver projects safely, within budget, to proposed timescales, and to the absolute highest standards.

 

EDES Ltd is a registered company (No. 06892188) and operates with fully comprehensive insurance. We proudly hold ISO 9001, ISO 14001, and ISO 45001 accreditations, ensuring quality, environmental responsibility, and occupational health and safety across all our operations.

High Voltage Electrical Transmission and Distribution Design Engineering Specialists

We specialise in high-voltage engineering works ranging from 11kV to 132kV. Our team is equipped to carry out work across the entire project lifecycle, from preliminary conception through to the design, planning, and construction phases.

Our extensive range of services includes:

  • Comprehensive Project Management: Managing everything from minor diversions to multi-million-pound refurbishment and construction schemes.
  • Design Services: Delivering detailed electrical and civil design plans.
  • S.A.P. Duties: Providing Senior Authorised Person oversight and execution on major electrical projects.
  • Fault Repairs & Leak Detection: Operating as leading engineers on major fault repairs, alongside expert assisted cable leak detection and repairs for both fluid- and gas-filled systems.
Project Delivery Success

Safety & Compliance Standards

DESIGN . DELIVERY . CONSULTANCY . VERIFICATION . HV . UTILITIES . SUPPORT . DESIGN . DELIVERY . CONSULTANCY . VERIFICATION . HV . UTILITIES . SUPPORT . DESIGN . DELIVERY . CONSULTANCY . VERIFICATION . HV . UTILITIES . SUPPORT .
Explore Our Work

Our Projects

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Dudgeon Offshore Windfarm

Design, supply and installation of a twin circuit onshore 132kV...
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Manchester Airport

As Part of Manchester Airport Group (MAG), The biggest UK...
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Sellafield – Egremont

Replacement of 31No towers on existing overhead line due to...
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Carrington-Barton

Refurbishment of 3No 132kV circuits routed from Carrington to Barton,...
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North West Coast Connections (Moorside)

North West Coast Connections is a project to connect the...
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OUR COLLABORATORS

Working With Industry Leaders

We partner with top utility providers, developers, and contractors to ensure excellence across every phase of your project.