50Hertz Offshore GmbH

DEF1103R.HRB108780B|Heidestraße 2, 10557 BerlinGermany|2007

Parent:

50Hertz Transmission GmbH

Profit€124.5M

Revenue€377.6M

Balance€6.2B

About

Tochterunternehmen der 50Hertz Transmission GmbH, spezialisiert auf Planung, Errichtung und Betrieb von Netzanschlusssystemen für Offshore-Windparks, vorrangig in der Ostsee.

Business purpose (commercial register)

Die Errichtung, der Erwerb, die Wartung, die Betriebsführung und der Betrieb von Leitungen für elektrischen Strom sowie der dazugehörigen Anlagen und Einrichtungen zum Anschluss von Offshore-Anlagen, die vorrangig in der Ostsee errichtet werden, an ein Stromübertragungs- oder Verteilernetz.

ClassificationWZ 2025

F.42.22.0 - Bau von Versorgungseinrichtungen für Elektrizität und Telekommunikation

Products

Leitungen Anschlusssysteme Netzausbau Seekabel Kabel

Opportunities & Risks

Netzausbau Energiewende Windpark Wachstum Investitionen Infrastrukturprojekte

Regulierung Witterungsabhängigkeit Böden Lieferantenabhängigkeit Zinsänderung Kabel

This summary was generated with the help of AI. See our Data Quality Notice. Report error?

Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 108780 (as of 11 October 2026)

Company Structure

Shareholders

Name	Type	City
Dirk Biermann	Geschäftsführer(in)	Berlin
Christine Janssen	Geschäftsführer(in)	Berlin
Stefan Kapferer	Geschäftsführer(in)	Berlin

Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 108780 (as of 11 October 2026)

Company History

Management

Date	Event Type	Event
18.08.2016	Business Address Change	Heidestraße 2, 10557 Berlin
04.01.2010	Company Name Change	50Hertz Offshore GmbH
04.01.2010	Gesellschaftsvertrag amended	Gesellschaftsvertrag

CPV categories

Archaeological servicesBuilding construction workConstruction work for pipelines, communication and power lines, for highways, roads, airfields and railways; flatworkConstruction work for water projectsElectrical power systems design servicesFinancial and insurance servicesGeneral liability insurance servicesInsurance servicesOffshore servicesOffshore supply-vessel servicesPlanting and maintenance services of green areasShip chartering services+2

Date	Contract	Role	Counterparty	Value
1.10.2026	Planting of Seagrass for Ostwind 3 Offshore project between KP18.1-18.4 Contracting authority	Contracting authority	—	800.000 €
18.9.2026	Project related Combined Marine- and Construction Allrisk Insurance (Primary Policy) and Third Party Liability Insurance (Primary Policy and related excess layer policies) for HV/DC Grid Connection Systems North Sea Connector 1 and North Sea Connector 2 located in the German North Sea and German northern mainland Contracting authority	Contracting authority	—	82.000.000 €
28.8.2026	Archaeology Inspection OW4 Contracting authority · ARCHCOM Kluz Stencel sp. k.	Contracting authority	ARCHCOM Kluz Stencel sp. k.	1.800.000 €

Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 108780 (as of 11 October 2026)

Financials

Key financial figures over time — 50Hertz Offshore GmbH
Year	Revenue	Profit	Balance	Employees
2025	€377,600,000	€124,500,000	€6,245,800,000	—
2024	€264,600,000	€76,700,000	€4,643,400,000	0
2023	€295,600,000	€126,800,000	€2,995,100,000	0
2022	€270,700,000	€95,600,000	€2,717,900,000	0
2021	€253,900,000	€80,500,000	€2,491,500,000	0
2020	€252,300,000	€98,100,000	€2,465,900,000	0
2019	€214,700,000	€108,500,000	€2,256,900,000	0
2018	€224,600,000	€67,100,000	€2,094,000,000	—
2017	€198,800,000	€57,600,000	€1,923,500,000	—
2016	€166,900,000	€75,200,000	€1,738,000,000	—

Source: German Company Register (Unternehmensregister)

Register Files

Current Printout (AD)

Chronological Printout (CD)

List of Shareholders

Articles of Association

Registration Application

Source: German Commercial Register (Handelsregister) Berlin (Charlottenburg) Local Court, HRB 108780 (as of 11 October 2026)

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Annual Financial Statements

Annual Report 2025Published on 14 August 2026

Annual Report 2024Published on 11 August 2025

Annual Report 2023Published on 19 June 2024

Annual Report 2022Published on 27 July 2023

Annual Report 2021Published on 23 May 2022

Annual Report 2020Published on 17 May 2021

Annual Report 2019Published on 22 April 2020

Annual Report 2018Published on 20 May 2019

Annual Report 2017Published on 6 June 2018

Annual Report 2016Published on 7 June 2017

Annual Report 2015Published on 15 June 2016

Annual Report 2014Published on 30 July 2015

Annual Report 2013Published on 21 August 2014

Annual Report 2012Published on 13 September 2013

Annual Report 2011Published on 3 September 2012

Annual Report 2010Published on 19 May 2011

Annual Report 2009Published on 8 April 2010

Annual Report 2008Published on 19 March 2009

Annual Report 2007Published on 27 May 2008

Source: German Company Register (Unternehmensregister)

Cost type	Amount	Share
Material Costs	€187,700,000	55.5%
Depreciation	€150,700,000	44.5%

50Hertz Offshore GmbH

About

Business purpose (commercial register)

ClassificationWZ 2025

Products

Opportunities & Risks

Company Structure

Company History

Financials

Register Files

Similar Companies

Annual Financial Statements

Cost Distribution (2025)

Trends