System operational · UK tenders

Buyer profile

Submarine Delivery Agency

otherUKK41englandGB

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Total contracts

44

Known spend

£1bn

43 disclosed

Average value

£24m

Per contract

Active suppliers

10

Last 5 years

Open0Awarded26Closed5

Top suppliers

Last 5 years
  1. 1

    M Subs Ltd

    3 winslatest 25 Jun 2026CH 05874602

    £24m

  2. 2

    L3Harris Mapps Limited

    2 winslatest 07 Jul 2026CH 05341813

    £84m

  3. 3

    Abbott Risk Consulting Limited,

    2 winslatest 29 Jul 2025CH SC234532

    £4m

  4. 4

    Thomas Telford Ltd

    2 winslatest 08 Jan 2026

    £47,267

  5. 5

    Think Project UK Ltd

    1 winlatest 25 Sept 2025CH 05430351

    £82m

  6. 6

    Nortrop Grumman UK Limited

    1 winlatest 21 May 2025CH 05989428

    £29m

  7. 7

    AMETEK SCP

    1 winlatest 28 Apr 2026

    £18m

  8. 8

    Nesc Limited

    1 winlatest 20 Aug 2026

    £4m

  9. 9

    Devonport Royal Dockyard Limited

    1 winlatest 15 Dec 2025CH 02077752

    £3m

  10. 10

    Marine Rescue Technologies Ltd

    1 winlatest 11 Aug 2026CH 04202403

    £1m

What they buy

By CPV category
  • Business servicesCPV 79

    1 contract · £90,000

Tender activity

Notices published per month — last 24 months

17 active months
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All contracts (44)

S
ocds-h6vhtk-0681da · award

The provision of cyber security services

Submarine Delivery Agency
South West

Cyber security consultancy to provide guidance and delivery support for transformation of naval base cyber security following vulnerability assessment and system implementation aga

£Up to £288,000
Posted · 5mo agoView details →
S
ocds-h6vhtk-068f15 · award

UK7 - contract details notice

Submarine Delivery Agency
South West

The requirement is for a seamster service for Service personnel to ensure that standards are maintained in accordance with BRd3(1) para 3702 “Uniform identifies all members of the

£Up to £100,000
Posted · 5mo agoView details →
S
ocds-h6vhtk-067b08 · award

715820471 - Pressure hull penetrators and associated cables and connectors (PCC) - UK5

Submarine Delivery Agency
South West

The Authority has a requirement for a new contract to support Pressure Hull Penetrators and any associated cables & connectors. There is an enduring requirement for the continued p

£Up to £18,206,000
Posted · 5mo agoView details →
S
ocds-h6vhtk-0684d9 · planningUpdate

715838592 - Internal communications system (ICS) - technical refresh (TS) - RFI

Submarine Delivery Agency
South West

This in-service support is currently achieved via a sole source contract with the Original Equipment Manufacturer (OEM) including a contractual arrangement for the management of th

£Up to £100,000,000
Posted · 5mo agoView details →
S
ocds-h6vhtk-051088 · award

A-class platform complex systems - batch 1 PMS and ICS

Submarine Delivery Agency
South West

The Platform Equipment Delivery Team (PEDT), part of the UK Ministry of Defence (the “Authority”), intends to enter into a contract (the “Contract”) with L3Harris MAPPS Ltd (the “C

£Up to £80,000,000
Posted · 7mo agoView details →
S
ocds-h6vhtk-0615df · award

715747450 - 7 Wrarf brow requirements

Submarine Delivery Agency
South West

11m Fixed Rail Gangway 11m long x 1m clear width between handrails. 5 bar anti slip deck with transverse treads. Max angle of use 30°. Fixed handrails with intermediate and kick ra

£Up to £50,515
Posted · 8mo agoView details →
S
ocds-h6vhtk-0608fa · planning

Early market engagement notice - nsign hmnb(c) - soft FM

Submarine Delivery Agency
South West

This engagement is designed to enable the Submarine Delivery Agency (SDA) to engage with the market to welcome innovative ideas on how to develop on the requirements for Soft Facil

£Up to £236,000,000
Posted · 8mo agoView details →
S
ocds-h6vhtk-0601cd · award

The provision of clearance of 4 SLIP

Submarine Delivery Agency
South West

Clearance of debris on 4SLIP within HMNB Devonport

£Up to £71,088
Posted · 9mo agoView details →
S
ocds-h6vhtk-0601c5 · award

The provision of NEC4 training software

Submarine Delivery Agency
South West

NEC4 software package for all NEC4 Contract Types

£Up to £18,635
Posted · 9mo agoView details →
S
ocds-h6vhtk-05db32 · award

Provision OF reception centre services AT HM naval BASE devonport - UK5

Submarine Delivery Agency
South West

PROVISION OF RECEPTION CENTRE SERVICES AT HM NAVAL BASE DEVONPORT. The Contractor is required to provide a comprehensive range of Reception Centre Services to permanent Authority s

£Up to £2,691,641
Posted · 10mo agoView details →
S
ocds-h6vhtk-05e875 · planning

UK1 - pipeline notice

Submarine Delivery Agency
South West

The service provider is required to bring a high level of knowledge and experience to the management of nuclear safety cases. It is important the service provider has experience of

£Up to £5,874,339
Posted · 10mo agoView details →
S
ocds-h6vhtk-05de0a · planning

UK2 - preliminary market engagement notice - cemar saas

Submarine Delivery Agency
South West

Provision of NEC4 Project Management software to assist Project Managers manage NEC4 Infrastructure Projects in HMNB Devonport & Rosyth

£Up to £818,550
Posted · 11mo agoView details →
S
ocds-h6vhtk-058520 · tender

715173450 - Purification equipment

Submarine Delivery Agency
South West

The Purification Equipment (PE) Contract shall deliver the supply and support of essential equipment needed to control the breathable atmosphere on board Submarines, including Auth

£Up to £41,666,666
⏱ 21 Nov 2025
Posted · 12mo agoView details →
S
ocds-h6vhtk-05684f · tender

Supply and support for single use air purification Equipment-UK4

Submarine Delivery Agency
South West

The scope of this contract is to Supply and Support Single Use Air Purification Equipment (SSSUAPE) to UK Submarines. This includes procurement activities, post design services and

£Up to £22,138,826
⏱ 17 Nov 2025
Posted · 12mo agoView details →
S
ocds-h6vhtk-05a1b8 · award

715634451 - Provision of NEC4 contract management and reporting system (cemar)

Submarine Delivery Agency
South West

Provision of 12 month license to use CEMAR SaaS in the management of NEC4 Contracts within HMNB Devonport & Rosyth

£Up to £81,855,000
Posted · 12mo agoView details →
S
ocds-h6vhtk-058aef · award

The provision of NEC4 training

Submarine Delivery Agency
South West

To provide NEC4 Training both accrediation and introduction courses

£Up to £28,632
Posted · 13mo agoView details →
S
ocds-h6vhtk-052bd4 · planningUpdate

SDA platform and equipment delivery team (PEDT) supplier engagement

Submarine Delivery Agency
South West

This notice serves as an update to the PEDT announcement originally published on 3rd June 2025, which invited suppliers to express their interest in attending the Early Market Enga

£On request
Posted · 14mo agoView details →
S
ocds-h6vhtk-052aaa · award

The provision of continuation nuclear site safety justification (NSSJ)

Submarine Delivery Agency
South West

Services will maintain the authorisation of the Naval Base Site through the provision of specialist nuclear advice, which reflects modern civil nuclear practice to Naval Base staff

£Up to £2,040,740
Posted · 14mo agoView details →
S
ocds-h6vhtk-056458 · award

715068451 - Category management consultancy 2025

Submarine Delivery Agency
South West

The category management team has confirmed the continued support, which has been provided by Future Purchasing Consultants. During this period, the category management team has gai

£Up to £110,000
Posted · 14mo agoView details →
S
ocds-h6vhtk-05530f · award

Uniform / specialist clothing seamster contract

Submarine Delivery Agency
South West

Uniform / Specialist Clothing Seamster Contract at HMNB Devonport Emergent Work and Continuation.

£Up to £90,500
Posted · 15mo agoView details →