The database of public procurement
Contracting authority
50Hertz Offshore GmbH
50Hertz Offshore GmbH has awarded 4 contracts to 4 companies (as of 2 Oct 2026).
As of: · Source: official notices (Datenservice Öffentlicher Einkauf, CC0), EU Official Journal (TED) and procurement portals · How we count
Tenders since 2011
By year of publication, each notice once. Up to 2023 from the EU Official Journal (TED, only above the EU thresholds, buyer key “50hertz offshore”), from 2024 from the DÖE, so that nothing in 2022 and 2023 is counted twice. Portals: open tenders from procurement portals beyond the DÖE, since 23 Sep 2026. Archive: national tenders from snapshots of the portals in the Internet Archive and from official gazettes, all in the past; an EU-wide procedure can appear there and in TED. The current year is incomplete.
Lots per quarter, 12 quarters
All stages, by quarter of publication.
Who wins here
| Company | Trade | Awards | Volume | Latest |
|---|---|---|---|---|
| BESSAC SASSaint-Jory | Civil engineering, earthworks | 1 | €43,793,970 | 10 Apr 2026 |
| ARCHCOM Kluz Stencel sp. k.GDYNIA | Planning | 1 | €1,300,000 | 31 Jul 2026 |
| Fugro Netherlands Marine B.V.Nootdorp | Planning | 1 | 24 Aug 2026 | |
| Siemens Energy Global GmbH & Co. KGErlangen | Sewer and pipeline construction | 1 |
4 companies with 4 awards across the whole record of this authority.
The network of this authority
Wins here
- BESSAC SAS Saint-Jory1
- ARCHCOM Kluz Stencel sp. k. GDYNIA1
- Fugro Netherlands Marine B.V. Nootdorp1
- Siemens Energy Global GmbH & Co. KG Erlangen1
Winners from the award notices, planning offices from the office register.
Open tenders
No tender of this authority is still open for bids today.
Latest lots
| Date | Lot | Stage | Value |
|---|---|---|---|
| 1 Oct 2026 | Planting of Seagrass for Ostwind 3 Offshore project between KP18.1-18.4Notice | Tender | €800,000 |
| 18 Sep 2026 | Combined Marine and Construction Allrisk Insurance for HV/DC Grid Connection Systems North Sea Connector 1 and North Sea Connector 2 (Primary Policy)Notice | Tender | €64,000,000 |
| 18 Sep 2026 | Procurement of Third Party Liability Insurance for the subprojects LanWin 3 (part of Offshore Grid Connection System North Sea Connector 1) and LanWin 6 (part of Offshore Grid Connection System North Sea Connector 2) located in the German North Sea and German mainland (Primary Policy).Notice | Tender | €6,000,000 |
| 18 Sep 2026 | Procurement of Third Party Liability Insurance for the subprojects DC31 (part of Offshore Grid Connection System North Sea Connector 1) and DC32 (part of Offshore Grid Connection System North Sea Connector 2) located on German mainland (Primary Policy).Notice | Tender | €6,000,000 |
| 18 Sep 2026 | Procurement of Third Party Liability Insurance for the subprojects DC31 (part of Offshore Grid Connection System North Sea Connector 1) and DC32 (part of Offshore Grid Connection System North Sea Connector 2) located on German mainland (first excess layer).Notice | Tender | €2,000,000 |
| 18 Sep 2026 | Procurement of Third Party Liability Insurance for the subprojects DC31 (part of Offshore Grid Connection System North Sea Connector 1) and DC32 (part of Offshore Grid Connection System North Sea Connector 2) located on German mainland (second excess layer).Notice | Tender | €4,000,000 |
| 28 Aug 2026 | Archaeology Inspections OW4Notice | Award | €1,800,000 |
| 27 Aug 2026 | UXO Survey, ID&C for LanWin3, LanWin6 and BEI (optional) 2025Notice | Award | |
| 11 Jul 2026 | Rostock Offshore QuartierAdministration, office · Notice | Tender | |
| 10 Jul 2026 | Microtunnel Landfall VierowNotice | Award | €43,793,970 |
| 4 Jul 2026 | Rostock Offshore QuartierAdministration, office · Notice | Tender | |
| 1 Nov 2025 | Procurement of Combined Marine- and Construction Allrisk Insurance for the Offshore Grid Connection System Ostwind 4 located in the German Baltic Sea (Primary Policy).Notice | Tender | €25,000,000 |
| 1 Nov 2025 | Procurement of Combined Marine- and Construction Allrisk Insurance for the Offshore Grid Connection System Ostwind 4 located in the German Baltic Sea (Primary Policy).Notice | Tender | €5,000,000 |
| 27 Jul 2025 | Los 1 - 2 GW HVDC Platform Design Study-Nr. 1Notice | Award | |
| 27 Jul 2025 | Los 2 - 2 GW HVDC Platform Design Study-Nr. 2Notice | Award | |
| 27 Jul 2025 | Los 3 - 2 GW HVDC Platform Design Study-Nr. 3Notice | Award | |
| 26 Mar 2025 | Los 1 - 2 GW HVDC Platform Design Study-Nr. 1Notice | Tender | |
| 26 Mar 2025 | Los 2 - 2 GW HVDC Platform Design Study-Nr. 2Notice | Tender | |
| 26 Mar 2025 | Los 3 - 2 GW HVDC Platform Design Study-Nr. 3Notice | Tender | |
| 12 Jan 2025 | Supply and Operation of Jack-Up BargeNotice | Tender |
The 20 most recent lots of all stages in the last 12 quarters. Prior information means planning, no tender yet; archive means past.
Questions and answers
How many contracts has 50Hertz Offshore GmbH awarded?
50Hertz Offshore GmbH has awarded 4 contracts to 4 companies. On average there were 3 bids per award, counted over 3 awards that state the number.
Which companies win most often at 50Hertz Offshore GmbH?
Most awards went to BESSAC SAS (1), ARCHCOM Kluz Stencel sp. k. (1) and Fugro Netherlands Marine B.V. (1). In total, 4 companies have won an award here.
What does 50Hertz Offshore GmbH put out to tender?
By CPV division, the most recent tenders mainly concern “Construction work” (12), “Architecture and engineering” (8) and “Electrical equipment” (7). The database holds 42 tenders of this authority.
Does 50Hertz Offshore GmbH have open tenders?
On 2 Oct 2026, no tender of this authority was open for bids.