The database of public procurement
Company
Semrau Isoliertechnik GmbH
Semrau Isoliertechnik GmbH from Wolfsburg has been awarded 81 public contracts since 2011, 61 of them EU-wide up to 2023 (as of 11 Oct 2026).
As of: · Source: official notices (Datenservice Öffentlicher Einkauf, CC0), EU Official Journal (TED) and procurement portals · How we count
Awards per year, 2011 to today
Up to 2023 from the EU Official Journal (only contracts above the EU thresholds), from 2024 from the Datenservice Öffentlicher Einkauf and the portals. 2024: €117,456 · 2025: €378,772 · 2026: €120,787. The current year is incomplete.
Timeline, 36 months
One dot per award in the month of the notice, sized by value, red when there was only one bid. Click a dot to open the notice.
The network around Semrau
Contracting authorities
- Staatliches Bauamt Schweinfurt2
- Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - Einkauf B12 - Vergabestelle Bau2
- .1
- Land Schleswig-Holstein endvertreten durch Gebäudemanagement Schleswig-Holstein AöR1
- Bezirk Oberfranken - namens und im Auftrag der, Gesundheitseinrichtungen des Bezirks Oberfranken (GeBO)1
Next door on the site
- Bergbauer Metallbau GmbH Arnbruck1
- Blitzschutz Maier Aidenbach1
- Elektro Weikl Bodenmais1
- Gründach Siebert Arnbruck1
- Kastner Max Bauelement Regen1
Contracting authorities and neighbours from the award notices, planners from the office register, brands from the bills of quantities of the tender before the award. Figures are lots.
Competitors
With count, location and latest award, each with a profile. See everything with Pro
Who wins with the 10 most frequent contracting authorities of this company in Facades, windows, Building shell.
References: recently won
| Date | Lot | Contracting authority | Value | Bids |
|---|---|---|---|---|
| 6 Oct 2026 | Wärmedämmung 70-00471-3770-405Facades, windows · Notice | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - Einkauf B12 - Vergabestelle BauBavaria | 4 | |
| 20 Jul 2026 | Fassadensanierung Kreisberufsschulzentrum Aalen -Isolierarbeiten-Facades, windows · Notice | Landratsamt Ostalbkreis - Zentrale VergabestelleBaden-Württemberg | €55,154 | 3 |
| 7 Jul 2026 | Klinikum Nürnberg Campus Nord, Haus 47, Dämmarbeiten DachbodenFacades, windows · Notice | Klinikum NürnbergBavaria | 9 | |
| 23 Jun 2026 | Erneuerung der Fassade am Hauptgebäude des Beruflichen Schulzentrums Aalen - Dämmung der Technischen AnlagenFacades, windows · Source (Council paper) | Ostalbkreis | €65,633 | 3 |
| 22 Jun 2026 | Bezirkssportanlage Süd_Umkleide - Technische DämmungFacades, windows · Notice | Immobilien Bremen - Eigenbetrieb der Stadtgemeinde BremenBremen | 6 | |
| 5 Mar 2026 | Technische Wärmedämmung 70-00001-3790-405Facades, windows · Notice | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - Einkauf B12 - Vergabestelle BauHamburg | 6 | |
| 1 Sep 2025 | Isolierungsarbeiten Geb 17 und 18, Rhön-Kaserne WildfleckenFacades, windows · Notice | Staatliches Bauamt SchweinfurtBavaria | €193,155 | |
| 24 Jun 2025 | Daemm u Brandschutzarbeiten Baut LFacades, windows · Notice | .Bavaria | €185,617 | |
| 18 Dec 2024 | NHST_431_Dämmarbeiten an technischen AnlagenFacades, windows · Notice | Bezirk Oberfranken - namens und im Auftrag der, Gesundheitseinrichtungen des Bezirks Oberfranken (GeBO)Bavaria | €101,033 | 5 |
| 16 Dec 2024 | DämmarbeitenFacades, windows · Notice | Deutsche Rentenversicherung NordbayernBavaria | 1 | |
| 6 May 2024 | BA1 - Wärmedämm- und Brandschutzarbeiten Justizzentrum SchweinfurtFacades, windows · Notice | Staatliches Bauamt SchweinfurtBavaria | ||
| 24 Apr 2024 | KSA_Neubau Kindertagesstätte St. Anna - 047_WärmedämmungFacades, windows · Notice | Gemeinde VaterstettenBavaria | 1 | |
| 16 Jan 2024 | 23 E 091 Dämmarbeiten an technischen AnlagenFacades, windows · Notice | Stadt RegensburgBavaria | €16,423 | |
| 4 Dec 2023 | DämmarbeitenFacades, windows · Notice | ANregiomed - Klinikum AnsbachBavaria | ||
| 24 Aug 2012 | Dämmarbeiten an betriebstechnischen Anlagen.Facades, windows · Source (Archive) | Land Schleswig-Holstein endvertreten durch Gebäudemanagement Schleswig-Holstein AöR | €112,902 | 5 |
| 26 Jul 2012 | Dämmarbeiten an technischen Anlagen.Building shell · Source (Archive) | Staatliches Baumanagement Südniedersachsen | €25,948 | 8 |
| 10 Jul 2012 | BaumeisterarbeitenBuilding shell · Source (Archive) | Stadt Regen | €63,990 | |
| 12 Dec 2011 | Uni Boulevardsanierung Dämmung.Building shell · Source (Archive) | Immobilien Bremen, Anstalt des öffentlichen Rechts | ||
| 30 Jun 2011 | Bestellung.Facades, windows · Source (Archive) | Städtische Werke AG Kassel | ||
| none | DämmarbeitenBuilding shell · Notice | Stadt AugsburgBavaria |
The 20 most recent of 20. All with Pro.
Bids without award
1 procurement with a bidder list in which this company bid and did not win.
| Date | Procurement | Rank | Own bid | Awarded to |
|---|---|---|---|---|
| 18 Apr 2016 | Brandschutz und Wärmedämmung an technischen Anlagen Neubau und Umbau der Integrierten Gesamtschule in ContwigLandkreis Südwestpfalz · Source (Council paper) | 6 of 6 | €210,689+70.2% | Iso-Basaran GmbH€123,754 |
From the bidder lists of procurement portals and council papers (since 23 Sep 2026), matched by company key. The date is the award, otherwise the publication. Rank according to the evaluation; where the list has none (cancellations, papers without evaluation), by price. The gap is measured against the winning bid from the same list; if the list only states the contract sum, no gap is shown.
Bid comparison
| Rank | Bidder | Bid |
|---|---|---|
| 1 | Semrau IsoliertechnikAwardWolfsburg | €65,633 |
| 2 | Weiterer Bieter | €133,923+104% |
| 3 | Weiterer Bieter | €154,272+135.1% |
Bidder lists with prices for awards to this company, from procurement portals and council papers (since 23 Sep 2026). Under each price the gap to the lowest bid.
EU-wide awards 2006 to 2023
61 awards from 56 contracting authorities, €4,601,018 stated. The most frequent:
Year, contract, contracting authority, value and bids, each award with its source. See everything with Pro
From the EU Official Journal (TED), matched by company key; subsidiaries are not counted. Listed as “Semrau Isoliertechnik GmbH”, 5.7 bids on average.
Questions and answers
How many public contracts has Semrau Isoliertechnik GmbH won?
Semrau Isoliertechnik GmbH has received 20 contract awards from public tenders since 2011, most recently on 6 Oct 2026. The notices state a combined value of €819,855 (9 of 20 awards state a value). When the company won, there were 4.6 bids on average. The EU Official Journal also lists 61 EU-wide awards between 2011 and 2023.
Which contracting authorities does Semrau Isoliertechnik GmbH work for most often?
Most awards came from Staatliches Bauamt Schweinfurt (2), Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. - Einkauf B12 - Vergabestelle Bau (2) and . (1).
In which trades does Semrau Isoliertechnik GmbH win public contracts?
Most awards fall under the trades “Facades, windows” (16) and “Building shell” (4). The trade is assigned from the CPV code and the title of the lot.
In which German states is Semrau Isoliertechnik GmbH active?
By region of the contract, most awards came from Bavaria (11), Baden-Württemberg (1) and Bremen (1).