Services We Offer

Specialist HV capability, end to end

Toggle a division to explore the complete scope our teams deliver on site.

01. Protection Relay Testing & Commissioning

Full secondary injection testing and commissioning of protection relays to ensure your HV network trips correctly and safely.

  • Secondary injection & functional testing
  • Trip and coordination verification
  • Multi-vendor relay experience
  • Full commissioning documentation
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02. Primary HV Equipment Testing

On-site testing of primary HV plant — transformers, switchgear, CTs, VTs and cables — to confirm condition and safe operation.

  • Primary injection testing
  • Transformer & switchgear diagnostics
  • CT/VT ratio & polarity checks
  • Pre-energisation assurance
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03. HV & LV Assets Management Programme

Structured maintenance programmes covering both HV and LV assets across your site.

  • Combined HV & LV coverage
  • Planned inspection & testing
  • Asset-life extension
  • Year-round compliance
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04. Earth Grid Testing

Fall-of-potential and earth grid integrity testing to verify a safe, compliant earthing system.

  • Fall-of-potential testing
  • Step & touch potential measurement
  • Bonding & continuity checks
  • Standards-based compliance report
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05. Maintenance & Onsite Troubleshooting

Responsive maintenance and fault diagnosis to keep your operation running.

  • Rapid on-site fault diagnosis
  • Repairs & corrective action
  • Preventative maintenance
  • Advice to prevent recurrence
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06. AC/DC UPS & Battery Bank Maintenance

Scheduled maintenance and testing of UPS systems and station battery banks to keep protection and control powered.

  • UPS servicing & testing
  • Battery discharge & impedance testing
  • Weak cell identification
  • Preventative maintenance scheduling
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07. Solar PV Design, Installation & Maintenance

End-to-end commercial solar PV — design, installation, commissioning and ongoing maintenance.

  • System design & sizing
  • Installation & commissioning
  • Performance monitoring
  • Ongoing operations & maintenance
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08. Fault Finding & Troubleshooting

Fast diagnosis and repair of electrical faults, tripping circuits and power issues.

  • Licensed & insured
  • Upfront, honest pricing
  • Tidy, respectful workmanship
  • Work guaranteed
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09. Electrical Protection Systems Audits

Independent audits of your protection systems to confirm settings, coordination and compliance.

  • Protection philosophy review
  • Settings & coordination audit
  • Gap and risk identification
  • Prioritised remediation report
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10. Battery Energy Storage Systems (BESS)

Design and installation of battery energy storage to manage load, cost and resilience.

  • BESS design & integration
  • Solar & grid integration
  • Protection & commissioning
  • Load-shifting & resilience
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11. Power, Data & Appliance Installations

New power points, data cabling and safe hard-wiring of appliances throughout your home.

  • Licensed & insured
  • Upfront, honest pricing
  • Tidy, respectful workmanship
  • Work guaranteed
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12. Onsite Drawing Audits

Verification of single-line diagrams and schematics against installed plant — so your drawings match reality.

  • On-site verification of SLDs
  • As-built mark-ups
  • Discrepancy logging
  • Support for safe switching
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13. EV Charging Infrastructure & Commissioning

Commercial EV charger supply, installation and commissioning — single units to full car-park rollouts.

  • Single to multi-bay installations
  • Load management
  • Certified & commissioned
  • Future-ready supply
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14. NBN & Data Relocation

Relocate and install NBN connection points and data outlets cleanly and reliably.

  • Licensed & insured
  • Upfront, honest pricing
  • Tidy, respectful workmanship
  • Work guaranteed
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15. HV Switching Operator Duties

Qualified HV switching operators and Responsible Officers to plan and execute safe switching programmes.

  • Authorised HV switching operators
  • Switching programme preparation
  • Isolation & access permits
  • Experienced Responsible Officer
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16. Main Switchboards (MSB) & Distribution Boards

Design, supply, installation and upgrade of main switchboards and distribution boards.

  • MSB & DB design and supply
  • Installation & upgrades
  • Current-standard compliance
  • Minimal operational disruption
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17. Commercial & Industrial Electrical Services

Full commercial and industrial electrical capability for business premises of any size.

  • Licensed & insured
  • Upfront, honest pricing
  • Tidy, respectful workmanship
  • Work guaranteed
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18. Online Partial Discharge Testing

Live partial discharge monitoring to detect insulation defects before they cause failure — no outage required.

  • Online (live) PD measurement
  • Cable, switchgear & termination testing
  • Defect location & trending
  • No outage required
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19. Preventative Maintenance

Scheduled inspections and preventative maintenance to avoid costly breakdowns.

  • Licensed & insured
  • Upfront, honest pricing
  • Tidy, respectful workmanship
  • Work guaranteed
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20. Thermography Scans

Infrared thermographic surveys to find hot joints, overloads and developing faults across your assets.

  • Infrared surveys under load
  • Hot-joint & overload detection
  • Severity-ranked findings
  • Non-intrusive inspection
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21. Periodic Inspections & Safety Audits

Scheduled inspections and safety audits to catch issues before they become hazards.

  • Scheduled safety inspections
  • Protective device testing
  • Risk-ranked findings
  • Prioritised action list
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22. Windfarm HV Assets BoP Maintenance

Balance-of-plant HV maintenance for wind farms — collector systems, substations and switchgear.

  • Collector system maintenance
  • Substation & switchgear servicing
  • Protection testing
  • Wind-farm access compliant
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23. Thermographic & Condition-Based Inspections

Infrared and condition-based inspections to target maintenance where it is actually needed.

  • Infrared thermography
  • Condition-based diagnostics
  • Early fault detection
  • Focused maintenance spend
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24. Solarfarm HV Assets BoP Maintenance

Balance-of-plant HV maintenance for solar farms — inverter stations, transformers and switchgear.

  • Inverter-station transformer servicing
  • Switchgear & protection maintenance
  • Thermographic surveys
  • Downtime minimisation
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25. Online Partial Discharge, Testing & Assessment

Live partial discharge testing and assessment for LV and HV assets without downtime.

  • Online PD measurement
  • Defect location & trending
  • No downtime required
  • Actionable assessment reports
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26. Third Party Inspection Services

Independent third-party inspection and witnessing of HV works, testing and commissioning.

  • Independent inspection & witnessing
  • Installation & commissioning checks
  • Impartial verification
  • Clear QA reporting
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27. Factory & Site Acceptance Tests

FAT and SAT management to verify equipment performs to spec before and after installation.

  • Factory Acceptance Test (FAT) support
  • Site Acceptance Test (SAT) execution
  • Specification compliance checks
  • Documented results & sign-off
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28. Power Line Drone Inspections

Drone-based inspection of overhead lines and HV assets for fast, safe condition assessment.

  • Overhead line & tower inspection
  • High-resolution & thermal imagery
  • No shutdown or work-at-height
  • Located defects & recommendations
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Beyond High Voltage

Other Electrical Services

Commercial & Industrial

Installation, maintenance and compliance for business premises.

Solar & Renewables

Solar PV design and renewable connection support.

Battery & EV

Battery energy storage and EV charging infrastructure.

Maintenance & Fault Response

Preventative maintenance and rapid fault response.

Ready to discuss your HV project?

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