Contract award · 27 Oct 2025

S1223 (2025) NIE Networks Dynamic Line Rating

Northern Ireland Electricity Networks Limited awarded “NIE Networks Dynamic Line Rating” to Heimdall for £1.9m on 27 Oct 2025.

Electrical equipment & lightingNorthern Ireland

Value £1.9m
WinnerHeimdall SME

Competition with a shortlist

Competitive procedure with a selection stage: suppliers were shortlisted before being invited to bid.

Key facts

Supplier
Heimdall SME
Value
£1,900,000
Procedure
Negotiated procedure with prior call for competition
Sector
Electrical equipment & lighting · Electricity power lines (CPV 31321000)
Timeline
  1. Contract date27 Oct 2025
  2. Published27 Nov 2025Published 31 days after the contract date

Description

NIE Networks wishes to appoint a Contractor to develop, supply, deliver to site, site testing and commission a remote monitoring and data acquisition system. The project will support NIE Networks and System Operator Northern Ireland (SONI) in calculating the rating of 110 kV overhead lines (OHLs) in Northern Ireland, taking account of the cooling effects attributable to local weather conditions.

About the supplier

  • Heimdall: every public contract they have won.

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