TenderlineUK
Procurement Intelligence
Official OCDS
Find a Tender
complete
Official procurement procedure

Defence Marine Services - Next Generation: Contract 4 - Offshore Support to Military Training and Exercises

Marine services
UK
Published value
Not published
Submission deadline Not published
Lots published1
Procurement Executive Summary
AI & Search Synopsis
Generated from official OCDS record
Tenderline Synopsis: Ministry of Defence: "Defence Marine Services - Next Generation: Contract 4 - Offshore Support to Military Training and Exercises". Published status: complete. Published value: Value not published. 1 published lot. Submission deadline not published. See the official notice for participation instructions.
Contracting AuthorityMinistry of DefenceScope & CategoriesNot publishedSubmission Window
complete
No deadline published
Submission GatewayDirect notice routeLegal Basis & RegimeStandard procurementEstimated Value (exc. VAT)Not published
Bidder Intelligence · Authority Profile: Ministry of Defence
Market Analytics
View Authority Profile →
Derived from OCDS awards & bid statistics
Published history for Ministry of Defence. These figures describe retained records, not a forecast of bids or a measure of buyer bias.
Average Price Reduction
Not availableInsufficient comparable data
Requires at least 5 comparable procedures
Competition Density
2.1Bids / Report
54% of reports have one bid
Supplier ConcentrationNo estimate
Insufficient attributable awardsNo concentration estimate available
Payment Terms
Check noticePublished terms
Payment obligations depend on the applicable regime and contract. Consult the official documents.
Coverage: 88 active published awards; 63 bid reports (which may be per lot). Supplier values exclude multi-supplier awards, frameworks and DPS, and use GBP only. They are published award values, not payments. Price reduction compares single-lot, single-award, single-supplier GBP procedures with explicitly non-framework/non-DPS status; increases remain in the average. Unpublished data stays unknown. Awarded suppliers are winners, not all bidders.
Procedure terms
Contracting AuthorityMinistry of Defence
Procedure methodNot published
Procurement categoryNot published
Statuscomplete
Framework / DPSNot published
CompetitionNot published
Above thresholdNot published
Legal basisNot published
Tender period startsNot published
Clarification deadlineNot published
Electronic submissionNot published
Submission languagesNot published
Published20 Jun 2025, 14:48 BST
Last source update20 Jun 2025, 14:48 BST
Recurring procurementNot published
ClassificationMarine services
Delivery area
UK
OCIDocds-h6vhtk-034429
What is being bought
The contract will provide discrete Defence Marine Services for Offshore Support to Military Training and Exercises in UK waters and select overseas territories. The services will be provided at various locations up to and including 100 nautical miles off the UK coast. Service delivery will also take place in Gibraltar, the Mediterranean and NATO sea areas. The contract duration will be 120 months. The specification for the services will include the following: · Supporting Military Training, Exercises, Trials, and Operations · Supporting Emergencies · Providing additional Maritime Support through a single service contract. The contract will provide the safe delivery of Marine Services through the operation of specialist ocean going vessels outside of Naval Base local areas, and worldwide, to support delivery of Specialist Trials (not conducted under the auspices of the Long Term Partnering Agreement), Specialist Military Training; including support to Operational Sea Training (OST) and exercise Joint Warrior under the direction of the Joint Tactical Exercise Planning Staff (JTEPS). The contract will also provide training support to the NATO Submarine Rescue System (NSRS).
What changed
From the official release history
  1. Status changed to complete
    20 Jun 2025, 14:48 BST
  2. Official notice release published
    20 Jun 2025, 14:48 BST
  3. Buyer information updated
    20 Jun 2025, 14:48 BST
  4. tender value changed
    4 Jul 2022, 10:29 BST
  5. Status changed to published status
    4 Jul 2022, 10:29 BST
  6. Official notice release published
    4 Jul 2022, 10:29 BST
  7. Submission deadline changed to published date
    4 Jul 2022, 10:29 BST
  8. Published value updated to £146,700,000
    8 Jun 2022, 12:02 BST
  9. Status changed to active
    8 Jun 2022, 12:02 BST
  10. Official notice release published
    8 Jun 2022, 12:02 BST
  11. Submission deadline changed to 8 Jul 2022, 12:00 BST
    8 Jun 2022, 12:02 BST
  12. Buyer information updated
    8 Jun 2022, 12:02 BST
Lots and requirements (1)
Published by the contracting authority
  • Lot 1 · #1
    Individual lot title not published
    cancelled
    Published valueNot published
    The contract will provide discrete Defence Marine Services for Offshore Support to Military Training and Exercises in UK waters and select overseas territories. The services will be provided at various locations up to and including 100 nautical miles off the UK coast. Service delivery will also take place in Gibraltar, the Mediterranean and NATO sea areas. The contract duration will be 120 months. The specification for the services will include the following: · Supporting Military Training, Exercises, Trials, and Operations · Supporting Emergencies · Providing additional Maritime Support through a single service contract. The contract will provide the safe delivery of Marine Services through the operation of specialist ocean going vessels outside of Naval Base local areas, and worldwide, to support delivery of Specialist Trials (not conducted under the auspices of the Long Term Partnering Agreement), Specialist Military Training; including support to Operational Sea Training (OST) and exercise Joint Warrior under the direction of the Joint Tactical Exercise Planning Staff (JTEPS). The contract will also provide training support to the NATO Submarine Rescue System (NSRS).
    Contract periodNot published
    EligibilityNot published
    Options / renewalNot published
Timeline
  1. Procedure published
    20 Jun 2025, 14:48 BST
  2. Award active
    Not published · Not published
  3. Contract active
    Signed 14 May 2025, 00:00 BST · £102,793,217
Commercial outcome and competition
Awards
Serco Ltd
Not published · Not published · active
Contracts
Defence Marine Services - Next Generation: Contract 4 - Offshore Support to Military Training and Exercises
£102,793,217 · signed 14 May 2025, 00:00 BST · active
Bid statistics
bids: 2 (lot 1)
Buyer and organisations in this procedure

Ministry of Defence

Contracting authority GB-FTS-6966
View buyer profile

  • Ministry of Defence
    buyer

    Portsmouth, UK
    lee.white132@mod.gov.uk

  • DE&S Commercial
    reviewBody

    Portsmouth

  • Serco Ltd
    supplier

    16 Bartley Wood Business Park Hook Hampshire RG27 9UY, Hook, UK
Documents (0)
Official links; attachments are not copied
No data
No linked documents are published
Related procedures (0)
No data
No related procedures published