Home / Opportunities / Opportunity
PROCUREMENT OPPORTUNITY

In-Service Support of Ships Compass Transmission (SCTS) and Meteorological Data Gathering System (MDGS)

Defence Equipment and Support · Pipeline notice on Find a Tender

Tender information last checkedLast checked 30 Sept 2026, 06:28.

Opportunity overview

In Service Support contract for Ships Compass Transmission (SCTS) and Meteorological Data Gathering System (MDGS) with Systems Engineering and Assessment Limited (SEA ltd) for in-service support to and obsolescence management of Ships Compass Transmission and Meteorological Data Gathering systems fitted to Type 23 Frigates, Hunt and Sandown Classes and to Vanguard Class Submarines. These provide critical ship’s compass and meteorological information to platforms’ navigational and weapons systems.

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.

Published award value
£8.3m
Awarded
Not supplied
Award ID
1
Status
pending
Identifier
GB-COH 02302168
Location
Frome, UKK23, BA11 6TA, United Kingdom

Classification

  • CPV50640000 — Repair and maintenance services of warships

Lots

  • Lot 1Value not stated

Documents and notices

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
715365451 - In-Service Support of SCTS and MDGS
Status
complete
Above Threshold
Yes
Procurement Method
direct
Main Procurement Category
services
Procurement Method Details
Direct award
Why this procedure was chosen
The Command & Control, Targeting, Navigation and Communications Team, part of the United Kingdom Ministry of Defence, intends to place an In Service Support contract for Ships Compass Transmission (SCTS) and Meteorological Data Gathering System (MDGS) with Systems Engineering and Assessment Limited (SEA ltd) for in-service support to and obsolescence management of Ships Compass Transmission and Meteorological Data Gathering systems fitted to Type 23 Frigates, Hunt and Sandown Classes and to Vanguard Class Submarines. These provide critical ship’s compass and meteorological information to platforms’ navigational and weapons systems. The planned term of the contract is seven (7) years, plus two (1 + 1) option years. The total value, including options, is estimated to be £10 million inclusive of VAT. It is considered that the award of this contract without prior publication of a tender notice is lawful in accordance with Section 41 of, and Paragraph 6 of Schedule 5 to, the Procurement Act 2023 for technical reasons. SEA Ltd has supported the systems since 2017 and is the only supplier with the necessary detailed knowledge of the systems and their maintenance histories, and so the specific technical know-how required, to safely support the systems and manage obsolescence through to their out of service dates. The Command & Control, Targeting, Navigation and Communications Team, part of the United Kingdom Ministry of Defence, intends to place an In Service Support contract for Ships Compass Transmission (SCTS) and Meteorological Data Gathering System (MDGS) with Systems Engineering and Assessment Limited (SEA ltd) for in-service support to and obsolescence management of Ships Compass Transmission and Meteorological Data Gathering systems fitted to Type 23 Frigates, Hunt and Sandown Classes and to Vanguard Class Submarines. These provide critical ship’s compass and meteorological information to platforms’ navigational and weapons systems. The planned term of the contract is seven (7) years, plus two (1 + 1) option years. The total value, including options, is estimated to be £10 million inclusive of VAT. It is considered that the award of this contract without prior publication of a tender notice is lawful in accordance with Section 41 of, and Paragraph 6 of Schedule 5 to, the Procurement Act 2023 for technical reasons. SEA Ltd has supported the systems since 2017 and is the only supplier with the necessary detailed knowledge of the systems and their maintenance histories, and so the specific technical know-how required, to safely support the systems and manage obsolescence through to their out of service dates. Annex 1: Component NSNs for SCTS & MDGS units No. NSN Description SCTS Component NSNs 1 993277424 REPEATER TAPE HEADING 2 994606458 REPEATER COMPASS. 3 994606485 BRACKET REPEATER 4 994606522 BRACKET DUAL POSITION RE 5 994606523 CIRCLE AZIMUTH 6 994606573 CIRCLE AZIMUTH 7 995207686 INDICATOR COURSE 8 995220270 AZIMUTH CIRCLE ILLUMINAT 9 995226964 INDICATOR COURSE/ Calculator Course 10 995235028 SYNCHRONOUS BEARING REPE 11 995235029 CONTROL AZIMUTH GYRO COM 12 995258993 CONTROL DATA DISTRIBUTOR 13 995259213 INDICATOR COURSE 14 995270727 SYNCH BEARING REPEATER 15 995293919 POWER SELECTOR COMPASS T 16 995298158 TOOL KIT DATA DISTRIBUTO 17 996608815 REPEATER TAPE DIGITAL 18 999231278 INDICATOR COURSE 19 999235574 GEARBOX MECHANICAL MR 20 999404695 REPEATER TAPE DIGITAL 21 995236994 METER DISTANCE MARINE 22 995270729 CONTROL AZIMUTH GYRO COM (VCS 657) 23 995235030 CONTROL AZIMUTH GYRO COM (VCS 274) 24 995330265 INDICATOR COURSE 25 995270726 CONTROL DATA DISTRIBUTOR (LOW MAG VARIANT) MDGS Component NSNs 1 997631611 COMPLETE MDGS RACK 2 992126914 MDGS RECEIVER RACK 3 998670675 MDGS COMPUTER RACK 4 999850710 MDGS TERMINAL RACK 5 993008077 MDGS APT ANTENNA ASSEMBLY 6 998338701 NMEA BUFFER

Legal basis

Id
2023/54
Scheme
UKPGA

Communication

Future Notice Date
31 Jul 2025, 23:59

Procedure reasons

Entry 1
Id
singleSuppliersTechnicalReasons

Lots and requirements

Entry 1
Id
1
Status
complete
Has Renewal
Yes

Contract period

Ends
2 Nov 2032, 23:59
Starts
3 Nov 2025, 00:00
Max Extent Date
2 Nov 2034, 23:59

Items and delivery

Item 1
Id
1
Related Lot
1

Delivery locations

Entry 1
Region
UK
Country
GB
Country Name
United Kingdom

Additional Classifications

Entry 1
Id
50640000
Scheme
CPV
Description
Repair and maintenance services of warships

Published documents

Entry 1
Id
conflictOfInterest
Description
Not published
Document Type
conflictOfInterest

Planning and budget

Documents

Entry 1
Id
043618-2025
Format
text/html
Notice Type
UK1
Description
Pipeline notice on Find a Tender
Document Type
plannedProcurementNotice
Published
28 Jul 2025, 16:45

Buyer, suppliers and contacts

Organisation 1
Id
GB-PPON-PVRL-5831-GLMM
Name
Defence Equipment and Support

Roles

buyer

Address

Region
UKK12
Country
GB
Locality
Bristol
Postal Code
BS34 8JH
Country Name
United Kingdom
Street Address
MOD Abbey Wood

Details

Classifications

Entry 1
Id
publicAuthorityCentralGovernment
Scheme
UK_CA_TYPE
Description
Public authority - central government

Identifier

Id
PVRL-5831-GLMM
Scheme
GB-PPON

Contact

Name
In-Service Support of Ships Compass Transmission (SCTS) and Meteorological Data Gathering System (MDGS)
Organisation 2
Id
GB-COH-02302168
Name
SYSTEMS ENGINEERING & ASSESSMENT LTD

Roles

supplier

Address

Region
UKK23
Country
GB
Locality
Frome
Postal Code
BA11 6TA
Country Name
United Kingdom
Street Address
Beckington Castle, 17 Castle Corner, Beckington,

Details

Vcse
No
Scale
large

Identifier

Id
02302168
Scheme
GB-COH

Contact

Award information

Award 1
Id
1
Title
In-Service Support of Ships Compass Transmission (SCTS) and Meteorological Data Gathering System (MDGS)
Status
pending
Has Options
Yes
Has Renewal
Yes
Above Threshold
Yes
Main Procurement Category
services

Items

Item 1
Id
1
Related Lot
1

Additional Classifications

Entry 1
Id
50640000
Scheme
CPV
Description
Repair and maintenance services of warships

Value

Amount
8,333,333.33
Currency
GBP
Including VAT
10,000,000

Options

Description
MDGS currently out of scope and that could be an additional option, it's subject to customer requirement.

Renewal

Description
The planned term of the contract is seven (7) years, plus two times one (+1 + 1) option year

Documents

Entry 1
Id
043622-2025
Format
text/html
Notice Type
UK5
Description
Transparency notice on Find a Tender
Document Type
awardNotice
Published
28 Jul 2025, 16:49

Suppliers

Supplier 1
Id
GB-COH-02302168
Name
SYSTEMS ENGINEERING & ASSESSMENT LTD

Milestones

Entry 1
Id
1
Type
futureSignatureDate
Status
scheduled
Due
31 Oct 2025, 23:59

Related lots

1

Contract period

Ends
2 Nov 2032, 23:59
Starts
3 Nov 2025, 00:00
Max Extent Date
2 Nov 2034, 23:59

Recorded locations

  • Buyer location · Bristol · UKK12 · BS34 8JH · United Kingdom
  • Delivery location · UK · United Kingdom

Notice and amendment history

1 published notice version reviewed by ProcuraAxis.

1 VERSION
  1. ocds-h6vhtk-056774-2025-07-28T16:49:03+01:00Pipeline notice on Find a Tender ·