Source: https://tendernation.io/opportunities/01a13be1-2b09-7210-8d83-6413da23f15c/original-equipment-manufacturer-oem-to-alternative-equipment-manufacturer-aem pending GB open procedure # Original Equipment Manufacturer (OEM) to Alternative Equipment Manufacturer (AEM) Engineering Services Framework [Transport for London](https://tendernation.io/buyers/transport-for-london) Estimated value £4,500,000 Published 17 Jun 2026 Deadline Rolling deadline ## Who can bid - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender Procurement of a Framework for the provision of end-to-end engineering services, including design assurance, validation through prototype sourcing and testing, support to competitive tendering, and quality engineering support for the mass production of reverse-engineered components. The purpose of the framework is to deliver financial savings to TfL by enabling alternative and competitive sources of supply for London Underground rolling stock components. This engagement mirrors the "Alternative Equipment Manufacturer Framework" Notice published by TfL on 11 June 2026 (2026/S 000-056077). It was identified that the procurement title could be misleading, as this engagement is not intended to procure manufacturers of goods and as such the title has been revised. If you have already responded to the previous UK2: Preliminary Market Engagement Notice, there is no need to submit a further response. Your previous submission has been retained and will be considered alongside any responses received to this revised notice. ## CPV classification Engineering design services Engineering support services Technical support services Design consultancy services Source Find a Tender (UK) · Notice ocds-h6vhtk-06b375-2026-06-17T16:12:47+01:00 [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-06b375-2026-06-17T16:12:47+01:00) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Transport for London: past awards and live tenders](https://tendernation.io/buyers/transport-for-london) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [EBCT 475 - Renewable Energy Study Commission · Erewash Borough Council · 37 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a15934-c154-70f6-ad84-4990922fa7b3/ebct-475-renewable-energy-study-commission) [IT0043 Flooding Term Commission 2027-2031 · Falkirk Council · 42 days left · 30 Nov 2026](https://tendernation.io/opportunities/01a1592e-ed1a-71f7-bc79-c7cca1bb8ee2/it0043-flooding-term-commission-2027-2031) [Construction project management services – Dietrich-Bonhoeffer-Gymnasium-Oberasbach – Neubau Mehrfachsporthalle · Landkreis Fürth · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a156a9-ce57-722f-92f9-e818a29a32bc/germany-construction-project-management-services-dietrich-bonhoeffer-gymnasi) [Engineering studies – réalisation D'UN schéma directeur intercommunal d'assainissement · Charlieu-Belmont Communauté · 48 days left · 7 Dec 2026](https://tendernation.io/opportunities/01a156a9-9427-728b-9f2e-57d5081fa516/france-engineering-studies-realisation-dun-schema-directeur-intercommunal-d) [Architectural, construction, engineering and inspection services – Matthias-Claudius-Schule Tragwerk und Bauphysik · Stadt Kaarst - Der Bürgermeister · 36 days left · 24 Nov 2026](https://tendernation.io/opportunities/01a156a9-cc1c-708b-90a7-a22d2885c295/germany-architectural-construction-engineering-and-inspection-services-mat) [Engineering services – Mission de Maîtrise d'oeuvre complète pour la construction de 111 logements VAULX-EN-VELIN (69120) - ZAC MAS DU TAUREAU Îlots J1/J2 · Alliade Habitat · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a156a9-932d-7197-8cc1-ad619ede83e0/france-engineering-services-mission-de-maitrise-doeuvre-complete-pour-la-co)