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Contract extension for provision of SOC/SIEM Managed Service
Thameslink Southern Great Northern Limited (TSGN)
Awarded
services
This tender has closed
The submission deadline for this contract has passed. There may be more active services tenders from Thameslink Southern Great Northern Limited (TSGN), and hundreds more across the UK public sector.
Key details
Contracting authority
Thameslink Southern Great Northern Limited (TSGN)
Public undertaking
Region
London
Sector
Contract value
Not stated by buyer
Submissions closed
Not stated by buyer
Published
18 September 2026
Procurement
Contract period
1 October 2026 - 31 May 2028
2 years
Procedure type
Direct award
CPV classifications
- 72600000 Computer support and consultancy services
What happened
Thameslink Southern Great Northern Limited (TSGN) awarded this contract to Kroll Associates U.K. Limited worth £595,220 on 18 Sept 2026. The contract runs until 31 May 2028.
Description
Contract extension for provision of SOC/SIEM Managed Service. This is to extend the contract services for 20months, to align to our security licences which are in term until May 2028.
Awarded supplier
Supplier
Kroll Associates U.K. Limited
GB-PPON: PZZW-8975-XDWN
Award value
£595,220
Award date
18 September 2026
Contact
Address
24 Monument Street, London, EC3R 8AJ
Contact name
Kitty Sheeran
Email
Phone
Identifiers
Buyer reference
PSC0629
Notice ID
088916-2026
OCID
ocds-h6vhtk-0775ee
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