BACKGROUND AND PURPOSE OF THE PROCUREMENT RailStock Finland Oy (hereinafter “Railstock”) is launching a tendering procedure for technical consultancy services related to the rolling stock it manages. The purpose of this procurement is to establish a framework for obtaining high‑quality, independent technical consultancy services that support Railstock in the management, development and procurement of rolling stock used in publicly funded passenger rail services in Finland. SCOPE OF THE PROCUREMENT The subject matter of the procurement is a comprehensive package of technical expert and consultancy services related to rolling stock, supporting the rolling stock owner in, inter alia, technical assessments, procurement preparation, lifecycle management, planning of maintenance and heavy overhauls, safety and approval matters, as well as other expert tasks connected with the ownership and development of rolling stock. Railstock has divided the procurement into the following lots: 1. Owner’s Engineer Support 2. Procurement Support (Rolling Stock) 3. Lifecycle, LCC & Fleet Strategy 4. Safety, Regulation & ECM Certification 5. Testing, Acceptance, Audits & QA 6. Maintenance, Overhaul & Modification Procurement 7. ESG Reporting 8. IT Systems, Network Architecture & Cybersecurity 9. Technical Design (Engineering & Modifications) 10. ETCS Retrofit & Upgrade Procurement Support 11. Rolling Stock Documentation Management & DMS Support The lots and the services to be procured under each lot are described in more detail in the invitation to tender and its annexes, which also set out Railstock’s requirements concerning the suitability of tenderers and the minimum requirements applicable to the services. PROCUREMENT DOCUMENTS The procurement documents consist of the following documents: - This contract notice - Annex 1: Draft Agreement - Annex 1.1: Data Protection, Information Security and Confidentiality Annex - Annex 1.2: Sanctions undertakings - Annex 2.1: Service description, Lot 1 - Annex 2.2: Service description, Lot 2 - Annex 2.3: Service description, Lot 3 - Annex 2.4: Service description, Lot 4 - Annex 2.5: Service description, Lot 5 - Annex 2.6: Service description, Lot 6 - Annex 2.7: Service description, Lot 7 - Annex 2.8: Service description, Lot 8 - Annex 2.9: Service description, Lot 9 - Annex 2.10: Service description, Lot 10 - Annex 2.11: Service description, Lot 11 - Annex 3.1: Tender Form, Lot 1 - Annex 3.2: Tender Form, Lot 2 - Annex 3.3: Tender Form, Lot 3 - Annex 3.4: Tender Form, Lot 4 - Annex 3.5: Tender Form, Lot 5 - Annex 3.6: Tender Form, Lot 6 - Annex 3.7: Tender Form, Lot 7 - Annex 3.8: Tender Form, Lot 8 - Annex 3.9: Tender Form, Lot 9 - Annex 3.10: Tender Form, Lot 10 - Annex 3.11: Tender Form, Lot 11 – Lot nr.: 1 Owner’s Engineer Support As specified in Annex 2.1. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 2 Procurement Support (Rolling Stock) As specified in Annex 2.2. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 3 Lifecycle, LCC & Fleet Strategy As specified in Annex 2.3. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 4 Safety, Regulation & ECM Certification As specified in Annex 2.4. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 5 Testing, Acceptance, Audits & QA As specified in Annex 2.5. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 6 Maintenance, Overhaul & Modification Procurement As specified in Annex 2.6. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 7 ESG Reporting As specified in Annex 2.7. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 8 IT Systems, Network Architecture & Cybersecurity As specified in Annex 2.8. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 9 Technical Design (Engineering & Modifications) As specified in Annex 2.9. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 10 ETCS Retrofit & Upgrade Procurement Support As specified in Annex 2.10. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality) – Lot nr.: 11 Rolling Stock Documentation Management & DMS Support As specified in Annex 2.11. Last tender date: 11/25/2026 10:00:00 Type of contract: Services Authority: RailStock Finland Oy Document URL: https://tarjous.bidi.fi/tender/19 Tenders URL: https://tarjous.bidi.fi/tender/19 Duration contract start date : 01/06/2027 22:00:00 Lot involves: FrameworkAgreement Criteria definitions: Price: 70 (Price) Quality: 30 (Quality)