# On-/offshore Cable Jointing Services & Offshore Cable Repair Logistic Services

Open · Tender

## At a glance

50Hertz Transmission GmbH: Vertragsschließende Einheit / Auftraggeber (Contracting Entity) für Lots 1–5 is procuring Water transport services (CPV 60600000) in Berlin (DE300), Extra-Regio NUTS 3 (DEZZZ) and Arr. de Bruxelles-Capitale/Arr. Brussel-Hoofdstad (BE100). It is divided into 6 lots. The notice states an estimated value of €752,000,000 excl. VAT. Procedure type: Negotiated with prior publication of a call for competition / competitive with negotiation.

### From the notice

Conclusion of multi-year framework agreement(s) with call-offs for offshore HV cable repair logistics services and On-/offshore Cable Jointing Services on existing AC high-voltage cable systems. Quantities and timing cannot be determined in advance and depend on operational needs.

Procedure set-up: Joint procurement by 50Hertz Transmission GmbH and Elia Asset S.A.; the procurement is divided into six (6) lots. The intended framework term is six (6) years with an option to extend by up to two (2) years.

Call-off & invoicing: (Lots 1–5 – 50Hertz Lots): Call-offs may be issued by 50Hertz Transmission GmbH, 50Hertz Connectors GmbH and 50Hertz Offshore GmbH. Invoices shall be issued to the entity placing the relevant call-off.

Call-off & invoicing (Lot 6 – Elia Lot): Contracting entity and call-off beneficiary is Elia Asset S.A. Call-offs shall be issued by Elia Asset S.A. Invoices shall be issued to Elia Asset S.A.

Lots 1–3 (50Hertz) – Offshore HV Cable Repair Logistics Services (Baltic Sea assets): Offshore logistics and engineering services including repair preparedness/response, engineering and execution support for offshore cable repair works, mobilisation/demobilisation, provision of vessels/tools/equipment and qualified personnel, handling/transport of cable accessories and repair-related equipment, and operational/interface support during repair interventions. Asset allocation per Lot is defined in the tender documents.

• Lots 4–5 (50Hertz) – Onshore/Offshore HV Cable Jointing Services: Onshore and offshore jointing works for repair interventions including provision of required tools/equipment/consumables (excluding free-issued items where applicable), deployment and supervision of qualified personnel, pre-engineering of fault scenarios, and interface coordination. Asset allocation per Lot is defined in the tender documents.


Lot 6 (Elia) – Offshore HV Cable Jointing Services: Offshore jointing works for repair interventions including provision of required tools/equipment/consumables, deployment and supervision of qualified personnel, and  documentation and coordination with other contractors. Contracting entity and call-off beneficiary: Elia Asset S.A. Further details for Lot 6 are defined in the tender documents.

OEM/warranty constraints: Where warranty, OEM or compatibility requirements apply for certain systems, the relevant conditions shall be implemented as contract performance requirements at call-off level.

## Key facts

- Status: Open
- Deadline: No deadline in the notice
- Published value: €752,000,000 excl. VAT
- Buyer: [50Hertz Transmission GmbH: Vertragsschließende Einheit / Auftraggeber (Contracting Entity) für Lots 1–5](https://inteliwert.com/company/org_FEWPQ85ZQRASEY7CKCWQF4JH0B/50hertz-transmission-gmbh-vertragsschliessende-einheit-auftr), Berlin, DE
- Place of performance: Berlin (DE300), Extra-Regio NUTS 3 (DEZZZ), Arr. de Bruxelles-Capitale/Arr. Brussel-Hoofdstad (BE100)
- Main CPV: Water transport services (CPV 60600000)
- Procedure: Negotiated with prior publication of a call for competition / competitive with negotiation
- Lots: 6
- First published: 15 September 2026, 14:23 (UTC+02:00)

Source: [Official notice](https://oeffentlichevergabe.de/ui/de/notices/5d148dca-836a-4cbe-8ad5-ef933ebbaa3b). Each fact is from the official notice, last checked 7 November 2026, 14:30 (UTC+01:00).

Fact sheet: [Inteliwert fact sheet: On-/offshore Cable Jointing Services & Offshore Cable Repair Logistic Services — 50Hertz Transmission GmbH: Vertragsschließende Einheit / Auftraggeber (Contracting Entity) für Lots 1–5. A product of Bandpey GmbH.](https://inteliwert.com/cards/opp_92014T8WG86KP2A9AFPJMT0DPC/ntv_M0Y3AQ0YFFHVQQT6N215D16ZZ4/en-sheet.png) (PNG, 1600 × 900)

## Lots (6)

### Lot LOT-0001: Framework Agreement with Call-Offs – Offshore HV Cable Repair Logistics

This lot covers offshore/onshore logistics, mobilisation/demobilisation support, handling and transport of cable accessories, and operational support for repair interventions for existing HV cable systems operated by the contracting entities. It will be under a Framework agreement with call-offs. Call-offs may be issued by 50Hertz Transmission GmbH, 50Hertz Connectors GmbH and 50Hertz Offshore GmbH; invoices are issued to the entity placing the call-off. Asset allocation per Lot in tender documents.

- CPV: Water transport services (CPV 60600000), Installation of cable infrastructure (CPV 45314300)
- Place: Extra-Regio NUTS 3 (DEZZZ)
- Published value: €110,000,000 excl. VAT

### Lot LOT-0002: Framework Agreement with Call-Offs – Offshore HV Cable Repair Logistics

This lot covers offshore/onshore logistics, mobilisation/demobilisation support, handling and transport of cable accessories, and operational support for repair interventions for existing HV cable systems operated by the contracting entities. It will be under a Framework agreement with call-offs. Call-offs may be issued by 50Hertz Transmission GmbH, 50Hertz Connectors GmbH and 50Hertz Offshore GmbH; invoices are issued to the entity placing the call-off. Asset allocation per Lot in tender documents.

- CPV: Water transport services (CPV 60600000), Installation of cable infrastructure (CPV 45314300)
- Place: Extra-Regio NUTS 3 (DEZZZ)
- Published value: €110,000,000 excl. VAT

### Lot LOT-0003: Framework Agreement with Call-Offs – Offshore HV Cable Repair Logistics

This lot covers offshore/onshore logistics, mobilisation/demobilisation support, handling and transport of cable accessories, and operational support for repair interventions for existing HV cable systems operated by the contracting entities. It will be under a Framework agreement with call-offs. Call-offs may be issued by 50Hertz Transmission GmbH, 50Hertz Connectors GmbH and 50Hertz Offshore GmbH; invoices are issued to the entity placing the call-off. Asset allocation per Lot in tender documents.

- CPV: Water transport services (CPV 60600000), Installation of cable infrastructure (CPV 45314300)
- Place: Extra-Regio NUTS 3 (DEZZZ)
- Published value: €110,000,000 excl. VAT

### Lot LOT-0004: Framework Agreement with Call-Offs – Onshore/Offshore HV Cable Jointing Services

This lot covers the execution of offshore jointing works required for repair interventions on existing high‑voltage cable systems, including provision of the necessary tools/equipment/consumables (excluding free‑issued spares where applicable), qualified personnel and supervision, QA/QC documentation, and interface coordination with other contractors engaged for the overall repair scope. Services are ordered on a call‑off basis; the exact quantities cannot be determined in advance. Where warranty or compatibility requirements apply for certain systems, the related conditions will be implemented as contract‑performance requirements at call‑off level.

Services will be provided on a call-off basis. Each call-off is intended to restore the relevant high-voltage cable service object so that it can transmit electricity in accordance with the applicable requirements and/or project documentation. The contracting entity is under no obligation to issue call-offs and the framework agreement does not grant exclusivity.

The scope of jointing works to be performed under call-offs includes, inter alia:
– execution of offshore cable jointing operations required for repair interventions,
– provision of all apparatus, machinery, equipment and consumables necessary for the jointing operations (excluding free-issued spare parts where applicable),
– coordination of interfaces with other project contractors involved in the overall repair scope,
– deployment of qualified and fully trained personnel and adequate supervision,
– quality-related documentation as required for the works.

The exact quantities of call-offs, interventions and services cannot be determined in advance and will depend on actual operational needs during the term of the framework agreement. 

Call-offs may be issued by 50Hertz Transmission GmbH, 50Hertz Connectors GmbH and 50Hertz Offshore GmbH. Invoices shall be issued to, and paid by, the entity placing the relevant call-off (invoice recipient/billing entity). Asset allocation per Lot is defined in tender documents.

- CPV: Water transport services (CPV 60600000), Installation of cable infrastructure (CPV 45314300)
- Place: Extra-Regio NUTS 3 (DEZZZ)
- Published value: €19,200,000 excl. VAT

### Lot LOT-0005: Framework Agreement with Call-Offs – Onshore/Offshore HV Cable Jointing Services

This lot covers the execution of offshore jointing works required for repair interventions on existing high‑voltage cable systems, including provision of the necessary tools/equipment/consumables (excluding free‑issued spares where applicable), qualified personnel and supervision, QA/QC documentation, and interface coordination with other contractors engaged for the overall repair scope. Services are ordered on a call‑off basis; the exact quantities cannot be determined in advance. Where warranty or compatibility requirements apply for certain systems, the related conditions will be implemented as contract‑performance requirements at call‑off level.

Call-offs may be issued by 50Hertz Transmission GmbH, 50Hertz Connectors GmbH and 50Hertz Offshore GmbH. Invoices shall be issued to the entity placing the relevant call-off (invoice recipient). Asset allocation per Lot is defined in tender documents.

- CPV: Repair and maintenance services of electrical distribution equipment (CPV 50532400), Installation of cable infrastructure (CPV 45314300)
- Place: Extra-Regio NUTS 3 (DEZZZ)
- Published value: €19,200,000 excl. VAT

### Lot LOT-0006: Framework Agreement with Call-Offs – Offshore HV Cable Jointing Services

This lot covers the execution of offshore jointing works required for repair interventions on existing high‑voltage cable systems, including provision of the necessary tools/equipment/consumables (excluding free‑issued spares where applicable), qualified personnel and supervision,documentation, and interface coordination with other contractors engaged for the overall repair scope. Services are ordered on a call‑off basis; the exact quantities cannot be determined in advance. Where warranty or compatibility requirements apply for certain systems, the related conditions will be implemented as contract‑performance requirements at call‑off level.

Contracting entity and call‑off beneficiary: Elia Asset S.A. Further details for this Lot are defined in tender documents.

- CPV: Repair and maintenance services of electrical distribution equipment (CPV 50532400), Installation of cable infrastructure (CPV 45314300)
- Place: Arr. de Bruxelles-Capitale/Arr. Brussel-Hoofdstad (BE100)
- Published value: €7,600,000 excl. VAT

## Timeline

- 15 September 2026, 14:23 (UTC+02:00): Original notice, Notice, version 01 (Contract or concession notice – standard regime), [Official notice](https://oeffentlichevergabe.de/ui/de/notices/5d148dca-836a-4cbe-8ad5-ef933ebbaa3b)

## Classification

- CPV codes: Water transport services (CPV 60600000); Installation of cable infrastructure (CPV 45314300); Repair and maintenance services of electrical distribution equipment (CPV 50532400)
- NUTS regions: Berlin (DE300); Extra-Regio NUTS 3 (DEZZZ); Arr. de Bruxelles-Capitale/Arr. Brussel-Hoofdstad (BE100)

## Official documents

No documents found in the indexed notice.

## Questions and answers

### Who is the buyer?

50Hertz Transmission GmbH: Vertragsschließende Einheit / Auftraggeber (Contracting Entity) für Lots 1–5, Berlin, DE.

### What is being procured (CPV)?

Water transport services (CPV 60600000), Installation of cable infrastructure (CPV 45314300) and Repair and maintenance services of electrical distribution equipment (CPV 50532400).

### Where is the work performed (NUTS)?

Berlin (DE300), Extra-Regio NUTS 3 (DEZZZ) and Arr. de Bruxelles-Capitale/Arr. Brussel-Hoofdstad (BE100).

### What is the estimated value?

The notice states an estimated value of €752,000,000 excl. VAT.

### Is it divided into lots?

Yes, into 6 lots: Framework Agreement with Call-Offs – Offshore HV Cable Repair Logistics, Framework Agreement with Call-Offs – Offshore HV Cable Repair Logistics, Framework Agreement with Call-Offs – Offshore HV Cable Repair Logistics, Framework Agreement with Call-Offs – Onshore/Offshore HV Cable Jointing Services, Framework Agreement with Call-Offs – Onshore/Offshore HV Cable Jointing Services and Framework Agreement with Call-Offs – Offshore HV Cable Jointing Services.

### Which procedure is used?

Negotiated with prior publication of a call for competition / competitive with negotiation.

### How do I submit a bid?

On the official notice or the portal it names. Inteliwert does not submit bids. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/5d148dca-836a-4cbe-8ad5-ef933ebbaa3b)

### Am I eligible?

Inteliwert does not judge eligibility. The selection criteria are in the official notice. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/5d148dca-836a-4cbe-8ad5-ef933ebbaa3b)

## Companies that might fit

*Possible match based on public information*

Companies Inteliwert knows from its sources, not the whole market. Inteliwert does not judge eligibility, fit or chances.

- [Fahrdienst Jessica GmbH](https://inteliwert.com/company/org_PB7A8H2XX8HNMJ9DGKHM2C1HMR/fahrdienst-jessica-gmbh) · Berlin · SME (from the award notice)
  - Won a contract in CPV group 600 (2026-08-03): [Evidence](https://inteliwert.com/tender/opp_5HZZ0MV0SXGCHP47ZTVQKWV0FX/schulweg-sammelbefoerderung-2026-bis-2030), checked 7 Nov 2026
  - Seat in the same district as the place of performance: [Evidence](https://inteliwert.com/company/org_PB7A8H2XX8HNMJ9DGKHM2C1HMR), checked 7 Nov 2026
- [BerlinMobil Frank Richert GmbH](https://inteliwert.com/company/org_464FPJ1522PER0T3BM3E0FHC00/berlinmobil-frank-richert-gmbh) · Berlin · SME (from the award notice) · New to public tenders
  - Won a contract in CPV group 600 (2026-08-03): [Evidence](https://inteliwert.com/tender/opp_5HZZ0MV0SXGCHP47ZTVQKWV0FX/schulweg-sammelbefoerderung-2026-bis-2030), checked 7 Nov 2026
  - Seat in the same district as the place of performance: [Evidence](https://inteliwert.com/company/org_464FPJ1522PER0T3BM3E0FHC00), checked 7 Nov 2026
- [Wasser- und Kulturbau GmbH Hönow](https://inteliwert.com/company/org_N3J5NVWY3PAQ49EK281JW6NSWS/wasser-und-kulturbau-gmbh-hoenow) · Hoppegarten OT Hönow · SME (from the award notice) · New to public tenders
  - Won a contract in CPV group 606 (2026-09-29): [Evidence](https://inteliwert.com/tender/opp_RAR5JNE501EV0KTA5KSG1T2JME/belueftungs-und-pruefschiff-betrieb-wartung-und-instandhaltung-2027-2029), checked 7 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_N3J5NVWY3PAQ49EK281JW6NSWS), checked 7 Nov 2026
- [Rolliprofi GmbH](https://inteliwert.com/company/org_27M9PARTA9WW75Y8VNFFBF74EE/rolliprofi-gmbh) · Gernsbach · SME (from the award notice)
  - Won a contract in CPV group 601 (2026-06-01): [Evidence](https://inteliwert.com/tender/opp_EGAYJ6MXSZNTJVDAXER7XKZKRK/schuelerbefoerderungsleistungen), checked 7 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_27M9PARTA9WW75Y8VNFFBF74EE), checked 7 Nov 2026
- [TMO Rehna GmbH](https://inteliwert.com/company/org_3RSYBMKF62E87X7RMNWQVG4X89/tmo-rehna-gmbh) · Rehna · SME (from the award notice)
  - Won a contract in CPV group 601 (2026-08-06): [Evidence](https://inteliwert.com/tender/opp_1RBM7JZZPHR1KBCS52RK1E95CV/interimsvergabe-schuelersonderbefoerderung), checked 7 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_3RSYBMKF62E87X7RMNWQVG4X89), checked 7 Nov 2026

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- [Medium-voltage Switchgear with rated voltage level (Ur) 36 kV - Open Qualification System 2026](https://inteliwert.com/tender/opp_N9SJA81PCPE6XYVWV6TZ5XZA1K/medium-voltage-switchgear-with-rated-voltage-level-ur-36-kv-open-qualification-s)  
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- [380-kV-Netzverstärkung Region Rostock (P215) Abschnitt: Bentwisch - Güstrow](https://inteliwert.com/tender/opp_FSV4G2A7RXD5H66ADNC14V4A4V/380-kv-netzverstaerkung-region-rostock-p215-abschnitt-bentwisch-guestrow)  
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  Open · Buyer: 50Hertz Transmission GmbH · Place: DE300 (Berlin), DE80K (Mecklenburg-Vorpommern), DE80N (Mecklenburg-Vorpommern) · Published value: €90,000,000 excl. VAT · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/ac32db21-5154-4239-8e98-7825718f7580), Last checked 6 Nov 2026, 11:30 (UTC+01:00)

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## Source

- Publisher: Bekanntmachungsservice
- Licence: [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/)
- Official notice: [https://oeffentlichevergabe.de/ui/de/notices/5d148dca-836a-4cbe-8ad5-ef933ebbaa3b](https://oeffentlichevergabe.de/ui/de/notices/5d148dca-836a-4cbe-8ad5-ef933ebbaa3b)
- Last checked: 7 November 2026, 14:30 (UTC+01:00)

The official notice is authoritative. Inteliwert shows what the notice states and links to it.

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Page: https://inteliwert.com/tender/opp_92014T8WG86KP2A9AFPJMT0DPC/on-offshore-cable-jointing-services-offshore-cable-repair-logistic-services

Inteliwert is a product of Bandpey GmbH, an international data and AI software company in Munich, Germany, founded and led by Roozbeh Bandpey. Bandpey's products: Facthory, Emolysis, Copolly and Inteliwert.

Inteliwert on LinkedIn: https://www.linkedin.com/company/intelliwert, GitHub: https://github.com/inteliwertai.