TenneT Offshore 1. Beteiligungsgesellschaft mbH | FirmenData

TenneT Offshore 1. Beteiligungsgesellschaft mbH

DED4301V.HRB5390|Bernecker Str. 70, 95448 BayreuthGermany|2011

Profit€24.7M

Revenue€155.7M

Balance€536.2M

About

Betreiber von Offshore-Netzanbindungssystemen (BorWin1 und BorWin2) zur Einspeisung von Windenergie in das deutsche Stromübertragungsnetz.

Business purpose (commercial register)

ist die Konstruktion, der Betrieb und/oder Instandhaltung von Offshore Netzanbindungen.

ClassificationWZ 2025

F.42.22.0 - Bau von Versorgungseinrichtungen für Elektrizität und Telekommunikation

Products

Leitungsbau Strom Netzanschlusskapazitäten

Opportunities & Risks

Sparmassnahmen Betriebsführung Versorgung Prozessoptimierung

Sicherheitslage Cyberangriff Regulatorische Anforderungen Haftungsrisiken Lieferengpässe Ausfälle Rechtsstreitigkeiten Wetterereignisse

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Source: German Commercial Register (Handelsregister) Bayreuth Local Court, HRB 5390 (as of 24 September 2026)

Company Structure

2

Shareholders

Name	Type	City
Stefan Bönig	Geschäftsführer(in)	Isernhagen
Thorsten Höppner	Geschäftsführer(in)	Bayreuth

Source: German Commercial Register (Handelsregister) Bayreuth Local Court, HRB 5390 (as of 24 September 2026)

Company History

14

Management

Date	Event Type	Event
15.01.2025	Gesellschaftsvertrag amended	Gesellschaftsvertrag
09.01.2013	Business Purpose Update	ist die Konstruktion, der Betrieb und/oder Instandhaltung von Offshore Netzanbindungen.
09.01.2013	Gesellschaftsvertrag amended	Gesellschaftsvertrag

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Date	Type	Change	Total Capital
20.12.2011	Capital Increase	+8.971 €	33.971 €
20.12.2011	Capital Increase	+16.010 €	49.981 €
20.12.2011	Capital Increase	+19 €	50.000 €

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Source: German Commercial Register (Handelsregister) Bayreuth Local Court, HRB 5390 (as of 24 September 2026)

Financials

Key financial figures over time — TenneT Offshore 1. Beteiligungsgesellschaft mbH
Year	Revenue	Profit	Balance	Employees
2025	€155,700,000	€24,700,000	€536,200,000	—
2024	€160,200,000	€19,500,000	€588,100,000	0
2023	€217,200,000	€52,700,000	€673,200,000	0
2022	€206,900,000	€43,200,000	€831,900,000	0
2021	€163,900,000	€24,900,000	€862,300,000	0
2020	€148,200,000	€39,000,000	€914,400,000	0
2019	€167,300,000	€34,800,000	€979,600,000	0
2018	€178,800,000	€27,800,000	€966,400,000	0
2017	€181,903,000	€36,817,000	€1,004,250,000	0
2016	€181,705,000	€21,104,000	€1,021,538,000	0

Source: German Company Register (Unternehmensregister)

Register Files

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Current Printout (AD) (PDF)

Current Printout (AD)

Chronological Printout (CD) (PDF)

Chronological Printout (CD)

List of Shareholders (PDF)

List of ShareholdersPublished on 17 April 2020

Articles of Association (PDF)

Articles of Association

Model Protocol (PDF)

Model Protocol

Registration Application (PDF)

Registration Application

Source: German Commercial Register (Handelsregister) Bayreuth Local Court, HRB 5390 (as of 24 September 2026)

Contact

Website:tennet-offshore-1.eu

Email:Sign in to view

USt-IdNr.:DE279322736

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Annual Financial Statements

Annual Report 2025Published on 29 July 2026

Annual Report 2024Published on 15 September 2025

Annual Report 2023Published on 4 October 2024

Annual Report 2022Published on 24 August 2023

Annual Report 2021Published on 1 August 2022

Annual Report 2020Published on 4 August 2021

Annual Report 2019Published on 19 May 2020

Annual Report 2018Published on 27 June 2019

Annual Report 2017Published on 17 August 2018

Annual Report 2016Published on 2 August 2017

Annual Report 2015Published on 25 August 2016

Annual Report 2014Published on 17 June 2015

Annual Report 2013Published on 15 December 2014

Annual Report 2012Published on 5 August 2013

Annual Report 2011Published on 8 November 2012

Source: German Company Register (Unternehmensregister)

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