Source: https://tendernation.io/buyers/thameslink-southern-great-northern-limited-tsgn Buyer profile # Thameslink Southern Great Northern Limited (TSGN) GB [Get alerts for this buyer](https://tendernation.io/register) [Ask via FOI](https://tendernation.io/tools/foi-request-template?buyer=thameslink-southern-great-northern-limited-tsgn) [Download buyer report](https://tendernation.io/register) Open now 1 live tender Published 18 since 5 Jun 2026 Typical value £500,000 median of 4 stated values Value range £380k to £18m lowest to highest ## Open opportunities [Southern Track and Rail Systems Phase 3](https://tendernation.io/opportunities/01a13bea-1d62-710c-95ef-69faa8553e38/southern-track-and-rail-systems-phase-3)The purpose of the Procurement is to select a supplier or suppliers to deliver the Critical Junction/Plain Line Renewals and Signalling Cable replacement at various Depots. Assets... GB £18,000,000 32 days left 20 Nov 2026 ## Procurement contacts People Thameslink Southern Great Northern Limited (TSGN) named as contact points in its own tender and award notices, newest first. 8 contacts published by Thameslink Southern Great Northern Limited (TSGN) Names, emails and phone numbers exactly as the buyer published them in its notices. Included with Professional and Business. [Start free trial](https://tendernation.io/register) ## Recent contract awards - [Concentrix TSC UK LTD](https://tendernation.io/suppliers/concentrix-tsc) [Customer Contact Centre](https://tendernation.io/opportunities/01a13b92-9bde-7193-b276-3a4e94ce07ee/customer-contact-centre) Value not published 13 Oct 2026 - [Kone Cranes Demag Limited](https://tendernation.io/suppliers/kone-cranes-demag) [Fleet Infrastructure Depot Doors -Planned Preventative and Reactive Maintenance , Replacement and Overhaul Project](https://tendernation.io/opportunities/01a13b92-a911-71b7-9178-474e0f920b88/fleet-infrastructure-depot-doors-planned-preventative-and-reactive-maintenance) Value not published 25 Sept 2026 - [Icomera UK Limited](https://tendernation.io/suppliers/icomera) [Extension of Service Agreement relating to the provision of a passenger Wi-Fi system and associated services](https://tendernation.io/opportunities/01a13b92-9be8-72da-8d50-2c787694183b/extension-of-service-agreement-relating-to-the-provision-of-a-passenger-wi-fi-sy) £1,434,823 18 Sept 2026 - [Kroll Associates U.K. Limited](https://tendernation.io/suppliers/kroll-associates) [Contract extension for provision of SOC/SIEM Managed Service](https://tendernation.io/opportunities/01a13bea-8a2d-719e-9885-5ea090aa6d92/contract-extension-for-provision-of-socsiem-managed-service) £595,220 18 Sept 2026 - [Access UK Ltd](https://tendernation.io/suppliers/access) [Provision of CEP (Customer Engagement Platform) and CDP (Customer Data Platform) Software](https://tendernation.io/opportunities/01a13bdc-4827-70ac-86a2-ca9fc40f6843/provision-of-cep-customer-engagement-platform-and-cdp-customer-data-platform) £494,018 15 Sept 2026 - [Scheidt & Bachmann Fare Collection Systems GmbH](https://tendernation.io/suppliers/scheidt-and-bachmann-fare-collection-systems) [Agreement for Management, Maintenance and Support of Ticket Vending Machines](https://tendernation.io/opportunities/01a13be4-eecc-7117-b1fd-59fe1253102e/agreement-for-management-maintenance-and-support-of-ticket-vending-machines) Value not published 20 Jul 2026 - [Abacus Lighting Limited](https://tendernation.io/suppliers/abacus-lighting) [Provision of Lighting High Mast Maintenance](https://tendernation.io/opportunities/01a13be5-368f-73fb-a4f7-f492cdd9cd35/provision-of-lighting-high-mast-maintenance) Value not published 14 Jul 2026 - [Millenium Site Services ltd](https://tendernation.io/suppliers/millenium-site-services) [Train Glazing Services at Depots](https://tendernation.io/opportunities/01a13be0-9b6f-7052-8356-209f944fa8c2/train-glazing-services-at-depots) £1,968,496 3 Jun 2026 ## Contracts coming up for renewal Thameslink Southern Great Northern Limited (TSGN)'s contracts ending in the next two years, from award notices and its own contract register. Most go back out to tender, so this is the time to get to know the buyer. - [Extension of Service Agreement relating to the provision of a passenger Wi-Fi system and associated services](https://tendernation.io/opportunities/01a13b92-9be8-72da-8d50-2c787694183b/extension-of-service-agreement-relating-to-the-provision-of-a-passenger-wi-fi-sy) [Icomera UK Limited](https://tendernation.io/suppliers/icomera) · Award notice Ends 31 Mar 2028 £1,434,823 - [Contract extension for provision of SOC/SIEM Managed Service](https://tendernation.io/opportunities/01a13bea-8a2d-719e-9885-5ea090aa6d92/contract-extension-for-provision-of-socsiem-managed-service) [Kroll Associates U.K. Limited](https://tendernation.io/suppliers/kroll-associates) · Award notice Ends 31 May 2028 £595,220 - [Provision of Lighting High Mast Maintenance](https://tendernation.io/opportunities/01a13be5-368f-73fb-a4f7-f492cdd9cd35/provision-of-lighting-high-mast-maintenance) [Abacus Lighting Limited](https://tendernation.io/suppliers/abacus-lighting) · Award notice Ends 3 Aug 2028 - [Customer Contact Centre](https://tendernation.io/opportunities/01a13b92-9bde-7193-b276-3a4e94ce07ee/customer-contact-centre) [Concentrix TSC UK LTD](https://tendernation.io/suppliers/concentrix-tsc) · Award notice Ends 16 Oct 2028 ## What they buy - [Transport equipment & vehicles 3](https://tendernation.io/sectors/transport-equipment-vehicles) - [Software packages & information systems 3](https://tendernation.io/sectors/software-information-systems) - [Office & computing equipment 1](https://tendernation.io/sectors/office-computing-equipment) - [Construction work 1](https://tendernation.io/sectors/construction-work) - [Electrical equipment & lighting 1](https://tendernation.io/sectors/electrical-equipment-lighting) - [Repair & maintenance services 1](https://tendernation.io/sectors/repair-maintenance) [Browse all sectors](https://tendernation.io/sectors) Win work with Thameslink Southern Great Northern Limited (TSGN) Get an alert the day they publish, an AI summary of every notice and a fit score against your business. [Get alerts for this buyer](https://tendernation.io/register) [Read: how to win your first public contract](https://tendernation.io/guides/how-to-win-your-first-public-sector-contract) Never miss a tender from Thameslink Southern Great Northern Limited (TSGN) TenderNation watches Contracts Finder, Find a Tender, Public Contracts Scotland, TED and the World Bank every day and emails you what fits. Free plan available. [All buyers](https://tendernation.io/buyers) [Get alerts for this buyer](https://tendernation.io/register) 14-day free trial, no card required