Sectors served

Working alongside the teams that keep Britain powered

Our HV commissioning engineers and senior authorised persons work with data centres, independent connection providers, renewable energy producers and facilities maintenance providers across the UK.

Sectors: 4 core markets
Voltage range: 11kV – 132kV
Coverage: UK-wide

Request a quote 0333 335 7513

Data centres

Resilient HV commissioning and maintenance for mission-critical data centre power, where uptime and evidence of compliance are non-negotiable.

Incoming HV switchgear and ring commissioning
Transformer pre-energisation testing and phased energisation
Protection coordination with the DNO and generator interface

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Independent connection providers

Supporting ICPs to deliver adoptable HV networks — designed, commissioned, tested and energised to DNO and industry standards, first time.

Substation and switchgear commissioning to adoption standard
VLF cable testing and sheath integrity on new circuits
Protection settings preparation and submission support

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Renewable energy producers

Commissioning the grid connections behind solar, wind and battery storage so clean generation reaches the network safely and exports on time.

Grid connection substation commissioning
G99 interface protection testing and witness support
Step-up transformer testing and energisation

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Facilities maintenance

HV maintenance, senior authorised person cover and protection support for FM providers managing complex industrial, commercial and healthcare estates.

Planned preventative HV maintenance and switchgear servicing
Senior authorised person cover for switching, isolation and permits
Protection relay re-testing at defined intervals

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Need a specialist HV commissioning partner?

Tell us the voltage range, scope and programme dates. A commissioning engineer will come back to you — not a call centre.

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