Tenders / Buyers / Switzerland
IWB Industrielle Werke Basel: public contracts and tenders
IWB Industrielle Werke Basel awarded 101 public contracts worth €313.3M where a value is stated since 2023-11-07; the business services contract held by DE_Source Associates AG ends on 2026-11-30 (end date stated). Source: Arcadium Data, data as of .
Awarded value = the award values the notices state (EUR at the notice date), 83 of 101 awards; framework agreements (a ceiling, not spend) and implausible values are left out.
Buyer
| Field | Value |
|---|---|
| Name | IWB Industrielle Werke Basel |
| Country | Switzerland |
| City | Basel |
| Sources | EU TED |
Top suppliers
| Supplier | Registry number | Website | Awards | Value won alone |
|---|---|---|---|---|
| DE_Birrer + Seiler AG | 3 | €43.3M | ||
| DE_Eraneos Switzerland AG | 3 | €1.6M | ||
| DE_GWF AG | 3 | €5.3M | ||
| Biollay Spezialbau AG | 2 | €455k | ||
| DE_ACE information technology ag | 2 | n/a | ||
| DE_Agilita AG | 2 | €3.1M | ||
| DE_Elektron AG | 2 | €1.5M | ||
| DE_Jermann Ingenieure und Geometer AG | 2 | €797k | ||
| DE_Nexans Suisse SA | 2 | €5.1M | ||
| DE_Noser Engineering AG | 2 | n/a | ||
| DE_SoftwareONE AG | 2 | €8.9M | ||
| AEK Pellet AG | 1 | n/a | ||
| BURRI public elements AG | 1 | n/a | ||
| CheMin GmbH | 1 | €995k | ||
| Chiaravalle Maleratelier AG | 1 | €382k |
Suppliers named on IWB Industrielle Werke Basel's award notices (the top 15 of 86); 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 IWB Industrielle Werke Basel 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. 25 contracts; a framework's value is a ceiling and is not shown.
Open calls for tender
| Deadline | Call for tender | Published | Estimated value |
|---|---|---|---|
| 2026-10-30 | IWB, Speicher FKW Baumeister | 2026-09-22 | n/a |
| 2026-11-02 | IWB, Wasserleitungsrohre (Guss) und Formstücke | 2026-09-24 | n/a |
| 2026-11-11 | IWB, Lieferung von Weissfeinkalk ungelöscht (CaO) | 2026-10-05 | n/a |
| 2026-11-13 | IWB, Migration AC450 nach AC800M Node 22, 32, 41, 42 und 51 | 2026-10-01 | n/a |
| 2026-11-18 | IWB, Rahmenvertrag Verkehrswachen und Sicherheitswärter | 2026-10-12 | n/a |
| 2026-11-18 | IWB, Rahmenvertrag Baumpfleger | 2026-10-12 | n/a |
Calls with a deadline of 2026-10-26 or later (not awarded yet).
Spend by sector (CPV divisions)
| Sector | CPV | Awards | Awarded value |
|---|---|---|---|
| Construction work | 45 | 19 | €135.0M |
| IT services | 72 | 18 | €39.5M |
| Electrical equipment and lighting | 31 | 11 | €35.3M |
| Business services | 79 | 8 | €11.6M |
| Transport equipment | 34 | 6 | €4.8M |
| Architecture and engineering services | 71 | 6 | €3.9M |
| Laboratory and precision equipment | 38 | 5 | €6.6M |
| Agriculture, farming and forestry products | 03 | 1 | €35.2M |
| Radio, TV and telecom equipment | 32 | 1 | €2.9M |
| Industrial machinery | 42 | 1 | €16.9M |
| Construction materials | 44 | 1 | €720k |
| Transport services | 60 | 1 | €1.2M |
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
| Published | Contract | Winners | Value |
|---|---|---|---|
| 2026-10-21 | IWB, Revisionsstellenmandat 2027-2030 | DE_PricewaterhouseCoopers AG | €200k |
| 2026-10-09 | IWB, Tiefbauarbeiten Kleinbaustellen inkl. Pikettdienst | DE_Tozzo AG BS | €21.5M |
| 2026-09-23 | IWB, Beleuchtungskandelaber und Masten | DE_Elektron AG | €1.3M |
| 2026-09-22 | IWB, Wasserreservoir Wenkenköpfli | DE_Walo Bertschinger AG | €2.9M |
| 2026-08-25 | IWB, Anschlussleitungsbau Gas & Wasser Einzelmassnahmen | DE_BohrPress Schweiz AG | €13.9M |
| 2026-08-25 | IWB, Rohrleitungsbau Gas & Wasser bei Netzprojekten | DE_Birrer + Seiler AG | €12.0M |
| 2026-08-25 | IWB, Rohrleitungsbau Gas & Wasser bei Netzprojekten | DE_Heinis AG | €17.8M |
| 2026-08-25 | IWB, Rohrleitungsbau Gasstilllegung | DE_Birrer + Seiler AG | €17.0M |
| 2026-08-25 | IWB, Rohrleitungsbau Gas & Wasser bei Netzprojekten | DE_Birrer + Seiler AG | €14.3M |
| 2026-08-21 | IWB, Fachunterstützung NES-System-Software | DE_gridXperts GmbH | €933k |
Follow this buyer free
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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, 3,611,641 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 2026-10-26.
Questions
How many public contracts has IWB Industrielle Werke Basel awarded?
IWB Industrielle Werke Basel published 101 contract award notices between 2023-11-07 and 2026-10-21; the 83 that state a value add up to €313.3M (official notices, as of 2026-10-26).
Who are IWB Industrielle Werke Basel's biggest suppliers?
By contract awards: DE_Birrer + Seiler AG (3), DE_Eraneos Switzerland AG (3) and DE_GWF AG (3) (as of 2026-10-26). Winners that could be a private person are not named.
Which IWB Industrielle Werke Basel contracts end soon?
25 contracts awarded by IWB Industrielle Werke Basel end in the next 18 months. The soonest with a named holder is the business services contract held by DE_Source Associates AG, ending on 2026-11-30 (end date stated) (as of 2026-10-26).
Does IWB Industrielle Werke Basel have open tenders now?
Yes: 6 calls for tender from IWB Industrielle Werke Basel are open today (deadline 2026-10-26 or later) (as of 2026-10-26).
What does IWB Industrielle Werke Basel buy?
Most of IWB Industrielle Werke Basel's awards are in Construction work (CPV 45) (19), IT services (CPV 72) (18) and Electrical equipment and lighting (CPV 31) (11) (as of 2026-10-26).
Cite as: Arcadium Data, "IWB Industrielle Werke Basel tenders and contracts: 101 awards, suppliers, contracts ending", https://arcadiumdata.io/tenders/buyers/iwb-industrielle-werke-basel-ch/, data as of 2026-10-26.