H. Klostermann Baugesellschaft mbH: public contracts won
H. Klostermann Baugesellschaft mbH won 24 public contract awards from 4 public buyers between 2023-11-29 and 2026-10-05; the 6 it won alone that state a value total €62.6M. Source: Arcadium Data, data as of .
Awards per month
Contract award notices naming H. Klostermann Baugesellschaft mbH as a winner, by publication month, 2023-11 to 2026-10.
Top public buyers
| Buyer | Awards |
|---|---|
| DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | 18 |
| DB Netz AG (Bukr 16) | 3 |
| DB InfraGO AG – Geschäftsbereich Personenbahnhöfe (Bukr 11) | 2 |
| DB Station&Service AG (Bukr 11) | 1 |
Sectors (CPV divisions)
| Sector | CPV | Awards |
|---|---|---|
| Construction work | 45 | 24 |
Buyer countries
| Country | Awards |
|---|---|
| Germany | 24 |
Recent awards
| Published | Contract | Buyer | Value |
|---|---|---|---|
| 2026-10-05 | OB_BAU_WE+GE Paket 27_Hainholz | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2026-07-23 | 2026 Bündel GE Frankfurt/Oder | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2026-06-11 | Münster (Westf.) Abstellanlage; Oberbau inkl. KTB (IOH) | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2026-05-27 | OB_Bau Bad Bentheim GE+WE+PB | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2026-04-15 | Ersatzneubau EÜ Kronskamp, Str. 6325 km 92,024 | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2026-02-16 | GE + WE Wunstorf_Verbund m. Sicherung | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2026-02-13 | Komplex Senftenberg 2026 | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2025-12-22 | Komplex Oederan-Frankenstein; Strecke 6258 Dresden Hbf – Werdau Bogendreieck,WE und GEoS | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2025-11-10 | GMT 2026 Paket West - 4 Lose Strecken 2921, 2930, 1760 GE; GE/PSS; WE; WE/PSS (2 winners) | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2025-11-10 | Bauleistungen an 12 Verkehrsstationen auf der Strecke Köln-Hagen | DB InfraGO AG – Geschäftsbereich Personenbahnhöfe (Bukr 11) | €38.6M |
| 2025-07-29 | EÜ Vorsterstraße Krefeld (2 winners) | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2025-05-15 | Komplex Str. 6087 Falkenhagen-Abzw. Hennigsdorf West | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2025-04-29 | P 302306 Horn-Bad Meinberg GA Gl.1-4, WE W1,3,5,12-15 | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | €2.5M |
| 2025-03-17 | GA Neheim-Hüsten Gl.105, 106 u. WE W.106, 129, 130, 132, 141; Arnsberg Gl.203,23; Paket 302079 | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2025-03-13 | Bf Hochheim - Verkehrsanlagen, KIB, Lärmschutz Strecke 3603, km 28,4 | DB InfraGO AG – Geschäftsbereich Personenbahnhöfe (Bukr 11) | n/a |
| 2025-01-22 | 2025 Komplex 6088 von Bi-Or-Bi incl. Bi | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2024-12-24 | Nordkopf Königs Wusterhausen | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2024-12-13 | Rahmenvereinbarung konstruktiver Ingenieurbau für Instandsetzungsleistungen (39 winners) | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
| 2024-06-12 | Erweiterung ESTW Eidelstedt - Bau von fünf Signalauslegern | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | €1.8M |
| 2024-04-30 | ESTW Obere Lahn, VE120, Abschnitt 1 - Neubau Weichen, Gleisen, Bahnsteigen, Felssicherungen, BÜ (5 winners) | DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) | n/a |
Value = the awarded value the notice states, in EUR (converted at the notice date). A notice with several winners or lots states one total for all of them: it is shown per notice in the table but left out of "value won alone". Grouped by company name and winner country; not matched to a website yet.
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Source: Arcadium Data tenders database, 3,362,786 official public procurement notices from EU TED and UK Find a Tender, read through their open-data APIs (no logins). Winners that could be a private person (sole traders) are withheld; buyers are public bodies. Data as of 2026-10-23.
Questions
How many public contracts has H. Klostermann Baugesellschaft mbH won?
H. Klostermann Baugesellschaft mbH won 24 public contract awards published between 2023-11-29 and 2026-10-05, from 4 public buyers (official notices in EU TED and UK Find a Tender, as of 2026-10-23).
Who are H. Klostermann Baugesellschaft mbH's biggest public-sector customers?
The public buyers that awarded H. Klostermann Baugesellschaft mbH the most contracts are DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) (18), DB Netz AG (Bukr 16) (3) and DB InfraGO AG – Geschäftsbereich Personenbahnhöfe (Bukr 11) (2) (awards, as of 2026-10-23).
What does H. Klostermann Baugesellschaft mbH supply to the public sector?
Most of H. Klostermann Baugesellschaft mbH's awards are in Construction work (CPV 45) (24) as of 2026-10-23.
What is the value of H. Klostermann Baugesellschaft mbH's public contracts?
The 6 awards H. Klostermann Baugesellschaft mbH won alone that state a value add up to €62.6M; awards shared with other winners state one total for all and are not counted (as of 2026-10-23).
Cite as: Arcadium Data, "H. Klostermann Baugesellschaft mbH public tenders won: 24 contract awards", https://arcadiumdata.io/tenders/winners/h-klostermann-baugesellschaft-mbh-de/, data as of 2026-10-23.