Submarines tenders and contracts

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656 results matching, submarines

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Awarded contract, expiring 30 November 2033Published 9 March 2026
A-Class Platform Complex Systems - Batch 1 PMS and ICS
Ministry of DefenceSupplier(s) L3HARRIS MAPPS LIMITEDTechnical support servicesAwarded 9 March 2026
£80,000,000
Awarded contract, expiring in 5 monthsPublished 4 March 2026
ISO Container Based Temporary Covered Storage Solution at HMNB Clyde
Ministry of DefenceSupplier(s) Beaverfit LtdContainer storage systemAwarded 4 March 2026
Value not stated
Stale Pre-tenderPublished 10 February 2026
715724483_V2 The Provision of Nuclear Site Safety Justification (NSSJ) Services at HMNB Devonport
Ministry of DefenceProject management consultancy services
£10,160,000
Awarded contract, expiring 31 March 2031Published 6 February 2026
UK5 - Transparency Notice
Defence Equipment and Support : Ministry of DefenceSupplier(s) Applanix CorporationHydrographic surveying servicesAwarded 6 February 2026
£791,200
Awarded contract, expiring 31 March 2031Published 27 January 2026
Submarine Escape and Survival Equipment (SESE) Contract Award Notice
Ministry of DefenceSupplier(s) RFD Beaufort LtdSurvival suitsAwarded 10 December 2025
£12,623,383.93
Awarded contractPublished 27 January 2026
708342450 PEDT/0040 Submarine Escape and Survival Equipment (SESE)
Ministry of DefenceSupplier(s) RFD Beaufort LtdStrategic submarine nuclear fuelledAwarded 26 November 2025
£12,623,383.93
Stale Pre-tender, closed 6 March 2026Published 19 January 2026
Early Market Engagement Notice - NSIGN HMNB(C) - Soft FM
Ministry of DefenceCatering services
£236,000,000
Closed tender, closed 12 February 2026Published 16 January 2026
RFI-715744465_Support Requirements for Modular Furniture for Ships & Submarines
Ministry of Defence
Value not stated
Stale Pre-tender, closed 12 February 2026Published 15 January 2026
715744465-Support Requirements for Modular Furniture for Ships & Submarines
Defence Equipment and Support : Ministry of DefenceModular furniture
Value not stated
Stale Pre-tenderPublished 16 December 2025
715729493 UK1 - Merlin Mk2 Continuing Design Services
Defence Equipment and Support : Ministry of DefenceRepair and maintenance services of helicopters
Value not stated
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Expired contract, expired 31 March 2026Published 12 December 2025
Royal Navy Submarine Museum- Waterbus Jetty Works
National Museum of the Royal NavySupplier(s) UKI MECHANICAL LTDConstruction work for water projectsAwarded 12 December 2025
£60,940
Closed tender, closed 14 December 2025Published 10 December 2025
715657455- CLS to SMC2
Ministry of Defence
Value not stated
Closed tender, closed 23 January 2026Published 9 December 2025
715409453 - Personal Location Transmitters (PLTs)
Ministry of DefenceAttack submarine nuclear fuelled
£2,083,333
Stale Pre-tenderPublished 25 November 2025
UK1 - Pipeline Notice
Ministry of DefenceSafety consultancy services
£5,874,339.1
Awarded contract, expiring 31 December 2035Published 14 November 2025
In-Service Support of Platform Data Management Systems
Defence Equipment and Support : Ministry of DefenceSupplier(s) Ultra Electronics Command and Sonar Systems LtdNavigation servicesAwarded 14 November 2025
£16,666,666.67
Stale Pre-tenderPublished 13 November 2025
In-Service Support for Main Circulating Water Pumps (MCWP)
Ministry of DefenceRepair, maintenance and associated services related to marine and other equipment
£21,000,000
Stale Pre-tenderPublished 24 October 2025
In-Service Support of Platform Data Management Systems
Defence Equipment and Support : Ministry of DefenceNavigation equipment
£16,666,666.67
Closed tender, closed 21 November 2025Published 15 October 2025
715173450 - Purification Equipment
Ministry of DefenceAttack submarine nuclear fuelled
£41,666,666
Expired contract, expired 31 May 2026Published 17 September 2025
Pre-Qualification Test Transformer – High Voltage (HV) Supply
ORE CatapultSupplier(s) TransVolt Power SolutionsVoltage transformersAwarded 17 September 2025
£1,114,992.13
Closed tender, closed 2 October 2025Published 27 August 2025
FW Services - Specialist Engineering Services 1030
Scottish Hydro Electric Power Distribution plcEngineering services
£55,000,000

Top buyers

The buyers publishing the most submarines notices, and what those contracts are worth.

View all buyers

BuyersCountValue

Ministry of Defence
474
£24.2bn
Defence Equipment and Support : Ministry of Defence
130
£3.6bn
National Museum of the Royal Navy
24
£1.6m
EirGrid plc
11
£3.7m
Scottish Hydro Electric Power Distribution plc
10
£130.0m
Department for Transport (DFT)
9
£21.8m
Interconnector Services Limited
9
£6.3m
National Grid Electricity Transmission plc
7
£7.9bn
LEIDOS SUPPLY, LIMITED
5
£12.0m
Crown Commercial Service
4
£1.5m

Trend over time

Notice volume for submarines searches published over time.

Top suppliers

Suppliers who have won the most submarines contracts, and what those awards were worth.

View all suppliers

SuppliersCountValue

Devonport Royal Dockyard Ltd
13
£4.6bn
BAE Systems Surface Ships Limited
11
£226.7m
BABCOCK INTEGRATED TECHNOLOGY LIMITED
10
£429.2m
Defence Support (International) Ltd
8
£1.5m
CMCA UK Limited
8
£629.7k
Thales Uk Ltd
7
£5.9bn
Carbon60 Limited
7
£26.2m
Lockheed Martin UK Ltd
6
£90.0m
Analox Military Systems Ltd
6
£66.5m
Babcock International Group plc
5
£56.0m

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