SEG Stadtentwicklungsgesellschaft Wiesbaden mbH: public contracts and tenders
SEG Stadtentwicklungsgesellschaft Wiesbaden mbH awarded 134 public contracts worth €148.2M where a value is stated since 2023-11-23; the construction work contract held by ISO-Basaran GmbH ends on 2026-11-02 (signed + duration). Source: Arcadium Data, data as of .
Awarded value = the award values the notices state (EUR at the notice date), 128 of 134 awards; framework agreements (a ceiling, not spend) and implausible values are left out.
Buyer
| Field | Value |
|---|---|
| Name | SEG Stadtentwicklungsgesellschaft Wiesbaden mbH |
| Country | Germany |
| Buyer type | Local authority |
| City | Wiesbaden |
| Sources | EU TED |
Top suppliers
| Supplier | Registry number | Website | Awards | Value won alone |
|---|---|---|---|---|
| K. Dörflinger GmbH & Co. KG | 6 | €720k | ||
| bauart Konstruktions GmbH & Co. KG | 3 | €336k | ||
| Kamphausen + Kamphausen | 3 | €140k | ||
| AG Technik | 2 | €1.5M | ||
| Holzbau Josef Ammann & Sohn GmbH & Co. KG | 2 | €15.7M | ||
| Ing.-Büro K. Scheithauer VDI GmbH | 2 | €180k | ||
| Ingenieurbüro | 2 | €204k | ||
| Laetus GmbH | 2 | €733k | ||
| S.W.E. - G.U.C. Consult GmbH | 2 | €219k | ||
| Thomas Heizung-Sanitär GmbH & Co.KG | 2 | €878k | ||
| THORN Gestaltender Metallbau GmbH&CoKG | 2 | €1.6M | ||
| Vaude GmbH | 2 | €1.9M | ||
| Ramboll Deutschland GmbH | DE201883746 VAT | bipro.de | 1 | €304k |
| Diehl GmbH | DE812663696 VAT | diehl-apleona-wolfferts.com | 1 | €6.0M |
| Fliesen Röhlich GmbH | DE811527841 VAT | fliesen-roehlich.de | 1 | €2.2M |
Suppliers named on SEG Stadtentwicklungsgesellschaft Wiesbaden mbH's award notices (the top 15 of 92); registry number and website where the supplier is linked to its register entry. Winners that could be a private person are withheld.
Contracts ending in the next 18 months
End dates checked against the official notice: 99% right (n=100, 95% CI 94%-100%, 2026-10-26; method).
Award notices of SEG Stadtentwicklungsgesellschaft Wiesbaden mbH whose contract period ends in the next 18 months: the end date the notice states, else its start or signature date plus the stated duration. 63 contracts (the 25 soonest shown); a framework's value is a ceiling and is not shown.
Open calls for tender
| Deadline | Call for tender | Published | Estimated value |
|---|---|---|---|
| 2026-10-27 | Neubau Sporthalle - Karl-Gärtner-Schule, Wiesbaden | 2026-09-28 | n/a |
| 2026-10-29 | Straße der Republik 2B, Wiesbaden | 2026-09-28 | n/a |
| 2026-11-10 | Straße der Republik 2B, Wiesbaden | 2026-10-12 | n/a |
| 2026-11-26 | Städtebauliche Entwicklungsmaßnahme Wiesbaden-Ostfeld; Leistungen zur Erstellung eines Umweltberichts für die… | 2026-10-22 | n/a |
Calls with a deadline of 2026-10-27 or later (not awarded yet).
Spend by sector (CPV divisions)
| Sector | CPV | Awards | Awarded value |
|---|---|---|---|
| Construction work | 45 | 74 | €116.8M |
| Architecture and engineering services | 71 | 36 | €6.5M |
| Waste, cleaning and environmental services | 90 | 3 | €319k |
| IT services | 72 | 1 | €784k |
Award notices with a named winner, by the main CPV code; value = the total the notices state, in EUR at the notice date; framework agreements (a ceiling, not spend) and implausible values are left out.
Recent awards
Follow this buyer free
Get SEG Stadtentwicklungsgesellschaft Wiesbaden mbH's new calls for tender, awards and contracts ending in a free weekly email (Tender Radar free tier: a saved search for this buyer's name in Germany). The same data is in the REST API and the MCP server.
Sources: EU TED, read through their open-data feeds without logging in. Buyer = contracting authority as named on the notice; notices are grouped by the normalised name and country.
Source: Arcadium Data tenders database, 3,811,022 official public procurement notices from EU TED, UK Find a Tender, UK Contracts Finder and national procurement boards, read through their open-data services (no logins). Winners that could be a private person (sole traders) are withheld; buyers are public bodies. Data as of 2026-10-27.
Questions
How many public contracts has SEG Stadtentwicklungsgesellschaft Wiesbaden mbH awarded?
SEG Stadtentwicklungsgesellschaft Wiesbaden mbH published 134 contract award notices between 2023-11-23 and 2026-10-12; the 128 that state a value add up to €148.2M (official notices, as of 2026-10-27).
Who are SEG Stadtentwicklungsgesellschaft Wiesbaden mbH's biggest suppliers?
By contract awards: K. Dörflinger GmbH & Co. KG (6), bauart Konstruktions GmbH & Co. KG (3) and Kamphausen + Kamphausen (3) (as of 2026-10-27). Winners that could be a private person are not named.
Which SEG Stadtentwicklungsgesellschaft Wiesbaden mbH contracts end soon?
63 contracts awarded by SEG Stadtentwicklungsgesellschaft Wiesbaden mbH end in the next 18 months. The soonest with a named holder is the construction work contract held by ISO-Basaran GmbH, ending on 2026-11-02 (signed + duration) (as of 2026-10-27).
Does SEG Stadtentwicklungsgesellschaft Wiesbaden mbH have open tenders now?
Yes: 4 calls for tender from SEG Stadtentwicklungsgesellschaft Wiesbaden mbH are open today (deadline 2026-10-27 or later) (as of 2026-10-27).
What does SEG Stadtentwicklungsgesellschaft Wiesbaden mbH buy?
Most of SEG Stadtentwicklungsgesellschaft Wiesbaden mbH's awards are in Construction work (CPV 45) (74), Architecture and engineering services (CPV 71) (36) and Waste, cleaning and environmental services (CPV 90) (3) (as of 2026-10-27).
Cite as: Arcadium Data, "SEG Stadtentwicklungsgesellschaft Wiesbaden mbH tenders and contracts: 134 awards, suppliers, contracts ending", https://arcadiumdata.io/tenders/buyers/seg-stadtentwicklungsgesellschaft-wiesbaden-mbh-de/, data as of 2026-10-27.