The Aperlena Verdict
Open raceNo supplier dominates: 45 different companies have won the last 75 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 75 comparable awards by this buyer in this sector over 5 years. Every verdict is recorded before the outcome and graded against the award notice. How we score ourselves.
Summary
Machine-generated summaryThe City of Vienna, through Wiener Wohnen, is procuring a framework agreement for the supply and installation of wooden-aluminium windows and window doors across its properties. The works cover window installation services in all 23 districts of Vienna. The contract is divided into eight lots, numbered Lot 01 to Lot 08, each covering window works for a specific area or group of buildings. Suppliers may bid for the lots described in the notice, and the agreement will govern the delivery and fitting of these windows and window doors in municipal housing stock.
Description
8 lots
- Lot 1
- Los 01 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- Lot 2
- Los 02 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- Lot 3
- Los 03 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- Lot 4
- Los 04 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- Lot 5
- Los 05 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- Lot 6
- Los 06 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- Lot 7
- Los 07 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- Lot 8
- Los 08 - Rahmenvertrag für Fenster- und Fenstertüren aus Holz-Alu in den Objekten der Stadt Wien - Wiener Wohnen 36 months
- How tenders are scored
- Price The lots are scored differently: the official notice gives each lot its own criteria.
- Small firms
- The buyer marks this procedure as suitable for small and medium-sized firms.
- Tenders go to
- wien.gv.at/Vergabeportal/Detail/256059
As the official notice states them.
Bid or no-bid?
Six questions before you commit a team. Under each one, what the register holds on it. The answers are yours.
Can I bid?
- Open procedure: any interested supplier may submit a bid. Above the EU threshold: open to companies from any EU country.
- The notice is written in German.
- Certificates from another EU country? Check the equivalents on eCertis
Official source
Source: TED - Tenders Electronic Daily (Publications Office of the EU)
Always verify details on the official notice.
Report an error in this notice
Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 1 day ago
What this buyer has paid before
Based on 75 comparable contracts this buyer awarded in this sector over the last 4 years.
- Median award
- €999,705
- Middle half of past awards
- €463,797 to €3.5M
TED - Tenders Electronic Daily (Publications Office of the EU) publishes no value for this notice, so it has no mark on the scale. The official documents may state one.
Most recent awards
- Errichtung von Dachstühlen sowie Dachdeckarbeiten und zugehörige Arbeiten - 08., Schlösselgasse 14 €598,502
- Einbau von Türen und Fenstern sowie Zubehör - 10., Wendstattgasse 7 €4,460,543
- Elektroinstallationsarbeiten - 10., Franz-Koci-Straße 2-6 €3,343,858
- Bauarbeiten für Wohnhäuser - 22., Rennbahnweg 27 - BT 911 €850,980
- Einbau von Türen und Fenstern sowie Zubehör - 12., Am Fuchsenfeld 1-3, Stiegen 4,11,12 und 24 €994,902
Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.
The buyer
Full buyer profileStadt Wien - Wiener Wohnen
- notices in the register
- 399
- awards
- 169
- awarded in total
- €669.0M
Who wins its contracts
Many suppliers- different companies won its awards
- 80
- of the awards went to the three most frequent winners
- 12%
- of its calls state an estimated value
- 1%
Based on 131 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.
Competition
- tenders per lot on average (open and restricted procedures)
- 10.2
- of those lots received a single tender
- 5%
- of the awards went to companies based in another country
- 0%
As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| Dipl. Ing. Wilhelm Sedlak Gesellschaft m.b.H. | 4 | €39.4M | Sep 2025 |
| Rohrtec Gebäudetechnik GmbH | 4 | €11.0M | Jul 2026 |
| Karl Mach Gesellschaft m.b.H. | 4 | €4.0M | Oct 2026 |
| Maler Schmied GmbH | 4 | €1.4M | Jul 2026 |
| Zirngast Fenster-Türen Gesellschaft m.b.H. | 3 | €18.2M | Jun 2026 |
Based on 75 awards with a linked company profile over the last 5 years.
16 open tenders right now
Market context
TED - Tenders Electronic Daily (Publications Office of the EU) publishes no value for this notice, so it cannot be placed among the open notices of its sector. The official documents may state one.
- open now in Construction work
- 19,943
- median open notice
- €533,524
Who wins in this market
Many suppliersAustria · Construction work
- different companies won awards here
- 1,244
- of the awards went to the three most frequent winners
- 8%
- winners of the last 12 months were new here
- 989 of 1,111
- buyers awarded contracts here
- 327
Based on 2,523 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners. New: no award from the same buyer or market in the two years before.
Competition
- tenders per lot on average (open and restricted procedures)
- 5.4
- of those lots received a single tender
- 10%
- of the awards went to companies based in another country
- 2%
- of the tenders came from another country
- 0%
As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.
Similar tenders
Open now
Open elsewhere in Europe
Upcoming
€257,000
est. value
Matched by meaning across languages, from the notices' own words: the same kind of contract, open now in another country.
Awarded before
-
Metalltüren €165,878
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