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In deliveryUnited KingdomServices£45,000,000

Marine Consultancy Framework

Published
Published 10 January 2024
Deadline
Closed 13 February 2024

Overview

National Grid is an international Electricity and Gas Network Company based in the UK with operations in north-eastern US, and one of the largest investor-owned energy companies in the world. National Grid are looking to set up a multi-year Marine Consultancy Framework to service offshore cable laying as part of the Great Grid Upgrade. The Framework will cover the full gamut of consultancy disciplines required to support end to end marine projects. Including Subsea Cable Technical Consultancy, Unexploded Ordinance (UXO ALARP), Metocean, Marine Survey Support and HVDC/HVAC Platform Engineering Services. The Framework will be developed in line with National Grid processes, other best practice guidance i.e. DNVGL-RP-0360 and European Subsea Cables Association guidelines.

Key details

Country
United Kingdom
Status
In delivery
Category
Services
Estimated value
£45,000,000
Procedure
Selective
Published
10 January 2024
Deadline
Closed
Classification (CPV)
Marine research services

Award outcome

Awarded value
£369,500,000
Award date
13 October 2025
Contract period
— → 28 May 2030
Winners
  • 6 ALPHA ASSOCIATES LIMITED
  • ABP MARINE ENVIRONMENTAL RESEARCH LIMITED
  • AKER SOLUTIONS LIMITED
  • DNV SERVICES UK LIMITED
  • ENVIRONMENTAL RESOURCES MANAGEMENT LIMITED
  • HYDROFIX LIMITED
  • JACOBS U.K. LIMITED
  • METOC LIMITED
  • MOTT MACDONALD LIMITED
  • OFFSHORE WIND CONSULTANTS LIMITED
  • OVE ARUP & PARTNERS LIMITED
  • RED PENGUIN ASSOCIATES LTD
  • TETRA TECH RPS ENERGY LIMITED
  • TGS 4C OFFSHORE LIMITED
  • WOOD GROUP UK LIMITED
  • XODUS GROUP LIMITED

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Notice history

Every published notice in this contracting process, newest first.

  1. Contract

    3 December 2025

    View notice ↗
  2. Tender Update

    3 April 2024

    View notice ↗
  3. Tender Update

    14 February 2024

    View notice ↗
  4. Contract Notice

    10 January 2024

    View notice ↗

Contracting authority

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Awarded: Marine Consultancy Framework — won by 6 ALPHA ASSOCIATES LIMITED +15 — Skim