High voltage experts
- Renewable energy and generation
- Commercial and Industrial
- Private Networks
- Design
- Grid Connections
- Power Systems Studies
- Earthing
- Operations and Maintenance
Design | Build | Commission
UK Grid Connections is a group of experienced engineers, managers and consultants that use their experience and expertise for designing, planning, building, and operating complex, high voltage infrastructure projects for energy sectors across the UK. We specialise in working with voltages from 11kV to 400kV Substation construction, design, including cable route and earthing design and build. We deliver work within a variety of sectors and settings ranging from industrial, commercial and public sites.
Our goal is to provide a cost- efficient, dependable service for clients, consultants, and developers so that they can trust UKGC to shape the way energy is delivered and managed. We intend to deliver innovative engineering solutions that help manage and deliver your projects, sustainability and efficiently.
UK Grid Connections Services

Design and build turnkey substations from 11kV to 400kV, including asset replacement and bay extension services.

Provide design and build solutions for contestable connections across all sectors for civil and electrical works, cable installation and jointing.

Using our expertise to support the clients balance of plant scope and its components so that it operates safely and efficiently, our services include design, build, operation and maintenance.

Provision of full containerised substation and portable relay room solutions from design, procurement, offsite build and testing including all logistical requirements.

A wide range of free standing or wall mounted protection panels, including panel installation and commissioning services, regardless of size, type or volume.
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A variety of high quality, high voltage design options including electrical, SCADA, SCS, GIS, Civil Trench, Cable, Overhead Steel tower design and more up to 400kv.
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Advisory support for DNO/TNO Connection applications completion and submission including all supporting documentation and design.
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Expert power system studies including Concept studies and design, FEED Studies, G99, Reactive power stability, Load Flow, Cable and overhead line sizing and more
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Professional Earthing Studies ranging from Earthing measurements, earthing drawings and earthing surveys and condition reports.
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Provision of a realistic and pragmatic view of clients projects, providing cable route studies, cost estimation, land feasibility, environmental support and planning and design support.
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Providing full network design, installation and commissioning including SAP 11kV to 132kV, testing, fault finding and asset replacement 11kV to 132kV ensuring continuous power.
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