National Power Networks Logo

National Power Networks Limited are a privately owned company providing
maintenance, installation and emergency services to the Transmission and Distribution industry.

We operate across and undertake projects anywhere throughout the UK.

We are proud of the reputation we have built within the industry.
Our team has a wealth of experience and expertise and we are committed
to delivering a high quality professional service.

We are Achilles UVDB registered and have Constructionline Gold membership.

Achilles UVDB logo Constructionline Gold Member logo

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Our Services

National Power Networks Limited offer a wide range of installation, maintenance and emergency services.

Conductor Works

Conductor Works

  • Stringing / Re-stringing
  • Fibreoptic Conductors (OPGW - Optical Ground Wire)
  • Re-insulating
  • Downleads / Crossleads​
  • Solar Farm & Wind Farm connections
  • Diversions / Temporary Masts


Our skilled and experienced team can perform the following work to all types of structural steelwork:

  • Assembling/Erecting
  • Steel Changing
  • Dismantling
  • Sealing End Platforms


  • Foot Patrols
  • Climbing Condition Assessments
  • ACSR (Aluminium Conductor Steel-Reinforced Cable) conductor testing

In partnership with LSTC we are able to offer assessment of ACSR conductors by utilising the MAG-IC® conductor tester. We are able to deploy the system on all tower types with a single conductor of 6mm to 24mm diameter.


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Emergency Services

Emergency Services

National Power Networks provide emergency services 24 hours a day, 365 days a year:

  • Emergency Return to Service assistance
  • Weather damage repairs
  • Rectifying faults and failures
Tower Furniture

Tower Furniture

  • Installation and replacement of safety signage
  • Step bolt replacement
  • ACD (Anti-Climbing Device) installation and replacement