Contracting Authorities

Contracting authority:

Thameslink Southern Great Northern Limited (TSGN)

Public Procurement Organisation Number:

PBTL-7556-PTRN

Address:

24 Monument Street
London
EC3R 8AJ
UK

Contact name:

Kitty Sheeran

Email:

kitty.sheeran@gtrailway.com

Telephone:

000000000

Website:

Not provided

Organisation type:

BODY_PUBLIC

Devolved regulations that apply:

None

Procedure

Procedure type:

Direct award

Special regime:

Utilities

Scope

Title:

Contract extension for provision of SOC/SIEM Managed Service

Reference number:

PSC0629

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.
To view this notice, please click here:
https://gtr.delta-esourcing.com/delta/viewNotice.html?noticeId=1067849409

Contract value:

Not provided

Contract Details

Contract 1

Title:

Not provided

Reference number:

Not provided

Contract value:

GBP 714,264 including VAT

Below the relevant threshold:

No

Award decision date:

18/09/2026

Earliest date the contract will be signed:

30/09/2026

Contract dates (estimated):

01/10/2026 to 31/05/2028

Main procurement category:

SERVICES

CPV classifications:

72600000 - Computer support and consultancy services.

Delivery regions:

UKI31 - Camden and City of London

Supplier

Supplier:

Kroll Associates U.K. Limited

Companies House:

PZZW-8975-XDWN

Address:

The News Building, Level 6,, 3 London Bridge Street, England
London
SE1 9SG
UK

Email:

stuart.morrison@kroll.com

Telephone:

Not provided

Small or medium-sized enterprise (SME):

No

Voluntary, community or social enterprise (VCSE):

No

Supported employment provider:

No

Public service mutual:

No

Other organisations

Not provided