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PROCUREMENT OPPORTUNITY

Maintenance and Repair of the CSID

Submarine Delivery Group · award, contract

Tender information last checkedLast checked 16 Oct 2026, 13:30.

Opportunity overview

The Counter Seaborne Intruder Device (CSID) is a water-side physical security perimeter providing protection for infrastructure and vessels. A tender was run to compete for the provision of 2 years of maintenance on the CSID. The Tender was run via the RM6264 Dynamic Purchasing System through the Crown Commercial Service eSourcing tool. The link to the Dynamic Purchasing System is available here: https://www.crowncommercial.gov.uk/agreements/RM6264

Awarded to

Amounts belong to published awards or contracts. Where several suppliers share one value, it is labelled as shared and is not a supplier-specific allocation.

Shearwater Marine Services

Matched by normalised name
Contract value
£363.2k
Awarded
Not supplied
Contract signed
27 Sept 2026
Award ID
097904-2026-715675461-1
Status
active
Location
Dunoon, UKM, United Kingdom

Classification

  • CPV50246300 — Repair and maintenance services of floating structures

Lots

  • The supplier is required to provide a Baseline Asset Survey / Report and Maintenance Schedule. General Maintenance duties will include washing of the CSID, inspections, measurements and photographic records. Removal of mooring buoys and/or Dunlop fenders. Mooring Equipment Condition Reports. Replacement of CSID Gate Strops. Dunlop Fender Pressure Checks. Maintenance of Gate Mooring Buoys, Hook Swivels and Hinge Swivels. Identification of Mooring defects. Facilitation of stakeholder inspections via suitable contractor provided vessels. Supply and installation of 5x Barrier Floats (25m length 2.35m diameter). Supplier will sub-contract an independent inspection report of the CSID in year two of the contract, facilitating the raising of all mooring buoys to be inspected. Contractor will provide copies of testing and commissioning certificates for new/repaired CSID components. Supplier is required to provide necessary personnel, vehicles, and equipment to enable transportation. The Contractor must provide a point of contact available 24 hours per day, 7 days per week, 365 days per year to function as the First Level response contact to provide telephone support.Value not stated

Published notice details

Additional information from the published procurement release. Fields appear only when supplied by the source; check the original notice and tender documents before acting.

Scope, procedure and submissions

Id
ocds-h6vhtk-066f90
Status
complete
Main Procurement Category
services
Procurement Method
open
Procurement Method Details
Open procedure

Legal basis

Id
32014L0024
Scheme
CELEX

Classification

Scheme
CPV
Id
50246300
Description
Repair and maintenance services of floating structures

Lots and requirements

Entry 1
Id
1
Description
The supplier is required to provide a Baseline Asset Survey / Report and Maintenance Schedule. General Maintenance duties will include washing of the CSID, inspections, measurements and photographic records. Removal of mooring buoys and/or Dunlop fenders. Mooring Equipment Condition Reports. Replacement of CSID Gate Strops. Dunlop Fender Pressure Checks. Maintenance of Gate Mooring Buoys, Hook Swivels and Hinge Swivels. Identification of Mooring defects. Facilitation of stakeholder inspections via suitable contractor provided vessels. Supply and installation of 5x Barrier Floats (25m length 2.35m diameter). Supplier will sub-contract an independent inspection report of the CSID in year two of the contract, facilitating the raising of all mooring buoys to be inspected. Contractor will provide copies of testing and commissioning certificates for new/repaired CSID components. Supplier is required to provide necessary personnel, vehicles, and equipment to enable transportation. The Contractor must provide a point of contact available 24 hours per day, 7 days per week, 365 days per year to function as the First Level response contact to provide telephone support.
Has Options
No
Status
cancelled

Award criteria

Criteria

Criterion 1
Name
quality
Type
quality
Description
60
Criterion 2
Name
price
Type
quality
Description
40
Criterion 3
Type
price
Description
100

Items and delivery

Item 1
Id
1
Related Lot
1

Delivery locations

Entry 1
Region
UKM

Buyer, suppliers and contacts

Organisation 1
Name
Submarine Delivery Group
Id
GB-FTS-187627

Identifier

Legal Name
Submarine Delivery Group

Address

Locality
Helensburgh
Region
UKM
Postal Code
G84 8HL
Country Name
United Kingdom

Contact

Roles

buyer

Details

Classifications

Entry 1
Scheme
TED_CA_TYPE
Id
MINISTRY
Description
Ministry or any other national or federal authority, including their regional or local subdivisions
Entry 2
Scheme
COFOG
Id
02
Description
Defence
Organisation 2
Name
Shearwater Marine Services
Id
GB-FTS-187628

Identifier

Legal Name
Shearwater Marine Services

Address

Locality
Dunoon
Region
UKM
Country Name
United Kingdom

Roles

supplier

Details

Scale
sme
Organisation 3
Name
Glasgow Sheriff Court
Id
GB-FTS-220

Identifier

Legal Name
Glasgow Sheriff Court

Address

Locality
Glasgow
Country Name
United Kingdom

Roles

reviewBody

Award information

Award 1
Id
097904-2026-715675461-1
Status
active

Related lots

1

Suppliers

Supplier 1
Id
GB-FTS-187628
Name
Shearwater Marine Services

Contracts and changes

Entry 1
Id
097904-2026-715675461-1
Award ID
097904-2026-715675461-1
Status
active
Date Signed
28 Sept 2026, 00:00

Value

Amount
363,233
Currency
GBP

Recorded locations

  • Buyer location · Helensburgh · UKM · G84 8HL · United Kingdom
  • Delivery location · UKM

Notice and amendment history

2 published notice versions reviewed by ProcuraAxis.

2 VERSIONS
  1. 025440-2026planning ·
  2. 097904-2026award, contract ·

PROCURAAXIS AWARD ANALYSIS

Award outcome intelligence

Evidence-bound analysis of the published award appears below the official tender and award information.

ANALYSIS PREVIEW

Award intelligence at a glance

Submarine Delivery Group published an award and contract notice for maintenance and repair of the Counter Seaborne Intruder Device (CSID). The contract record names SHEARWATER MARINE SERVICES LIMITED as supplier and records a £363,233 contract signed on 28 September 2026. However, the linked lot is marked cancelled while the award and contract are active, so the published lifecycle data is contradictory.

Published outcome signals

  • Notice publicationAward and contract notice published 16 October 2026Evidence: Release history lists release 097904-2026 dated 2026-10-16 with tags award and contract.
  • Contract signatureRecorded as signed on 28 September 2026Evidence: Contract 097904-2026-715675461-1 has dateSigned 2026-09-28T00:00:00+01:00.
  • Award and contract statusActiveEvidence: The award and contract records each have status active.
88% approved-analysis confidence1 supplier record analysed3 source limitations

SOURCE AND FRESHNESS

Traceable procurement data

Source
Find a Tender
Notice reference
097904-2026
OCID
ocds-h6vhtk-066f90
First published
19 Mar 2026
Last checked
16 Oct 2026, 13:30
Notice versions reviewed
2

HOW THIS WAS PREPARED

Approved, evidence-bound analysis

ProcuraAxis structures information found in published procurement records, checks the result for consistency and publishes only approved analysis. Confidence describes the completeness and consistency of the available source information; it is not a guarantee of eligibility or contract award.

Analysis status
Approved for publication
Analysed
17 Oct 2026
Read the analysis methodology →