In the canton of Aargau, 68 public tenders are currently open, 25 of them with a deadline in the next 14 days. The contracting authority with the most open tenders is Einwohnergemeinde Aarau - Stadtbauamt, Sektion Hochbau.
Canton AGKanton Aargau - Departement Finanzen und Ressourcen - Immobilien AargauPublished 09.11.2026Open procedureQuestions until 18.11.2026Mandatory site visit
Construction and installation · Ventilation and air conditioning
Canton AGKanton Aargau - Departement Finanzen und Ressourcen - Immobilien AargauPublished 09.11.2026Open procedureQuestions until 18.11.2026Mandatory site visit
Construction and installation · Main construction works
Canton AG· inferred (Canton taken from the place given in the notice)Abteilung Tiefbau (ATB)Published 30.10.2026Open procedureQuestions until 20.11.2026
Canton AG· inferred (Canton taken from the place given in the notice)Abteilung Tiefbau (ATB)Published 30.10.2026Open procedureQuestions until 20.11.2026
Canton AG· inferred (Canton taken from the place given in the notice)Swissgrid AG - Asset & MaintenancePublished 27.10.2026Open procedureQuestions until 20.11.2026
Construction and installation · Civil engineering works
Cantons AG, ZHEidgenössisches Departement für Umwelt, Verkehr, Energie und Kommunikation - Bundesamt für Strassen ASTRA -Abteilung Strasseninfrastruktur-Ost - F3Published 26.10.2026Open procedureQuestions until 16.11.2026
Construction and installation · Electrical installations
Canton AG· inferred (Canton taken from the place given in the notice)Abteilung Tiefbau (ATB)Published 23.10.2026Open procedureQuestions until 13.11.2026
Construction and installation · Timber construction
This is not an official publication. Only the data published on the platform www.simap.ch is authoritative. Dies ist keine amtliche Veröffentlichung. Massgebend sind die auf der Plattform www.simap.ch veröffentlichten Daten. Anyone who reuses this data complies with the conditions of simap.ch: terms, section 6.
Market in the canton of Aargau
Open federal statistics on construction in the canton: how much public and private clients invest, which building measures the Buildings Programme supports and how many photovoltaic plants are added. The figures describe the whole construction market, not just tenders.
Construction investment
Construction investment in the canton of Aargau by type of client, in millions of francs at current prices
Year
Public clients
Private clients
2019
764.8
2’946.6
2020
802.4
3’072.8
2021
835.0
3’093.9
2022
814.1
3’153.0
2023
819.9
3’208.4
2024
864.6
3’330.5
Work backlog for 2025 (projects under construction at the end of 2024): public clients 883.7, private clients 2’354.4 million francs.
First estimate of the FSO for 2025 from the initial data, provisional: public clients +15.2 %, private clients +15.7 % compared with the year before.
2024 by type of work: civil engineering 576.0, building construction 3’619.1 million francs.
Source: Federal Statistical Office (FSO), annual construction and housing statistics: construction investment and work backlog by type of client and canton (T 9.4.1.29) and by type of work and canton (T 9.4.1.27), at current prices. Database as of 21.07.2026, retrieved on 09.11.2026.Dataset T 9.4.1.27 (opens in a new tab)Dataset T 9.4.1.29 (opens in a new tab)
Buildings Programme
With the Buildings Programme, the Confederation and the cantons support building measures such as insulating the building envelope, replacing the heating, complete renovations and energy-efficient new buildings.
Building measures supported by the Buildings Programme in the canton of Aargau, by year of commitment
Year
Supported measures
Committed contributions (CHF m)
of which applied for by public bodies
2020
694
8.4
20
2021
2’044
17.4
9
2022
3’794
39.8
34
2023
2’920
28.4
26
2024
2’111
22.6
42
2025
2’583
34.6
50
Source: Swiss Federal Office of Energy (SFOE), The Buildings Programme – source data of the cantons for direct measures. As of 27.08.2026, retrieved on 09.11.2026. Counts and sums per canton and year: analysis by TEXFY.
– no figure: no entries or fewer than 5. This way no figure describes a single plant or measure.
New photovoltaic plants in the canton of Aargau, by year of commissioning
Year
Plants
Capacity (MW)
2020
1’517
35.0
2021
1’810
49.6
2022
2’501
72.6
2023
4’736
127.0
2024
5’139
150.8
2025
3’665
119.1
Counted are the plants in operation today that are registered in the Swiss guarantee of origin system (all from 30 kVA, smaller ones voluntarily) or receive federal support. The data are updated every month.
Source: Swiss Federal Office of Energy (SFOE), Electricity production plants. As of 15.10.2026, retrieved on 09.11.2026. Number and capacity per canton and year: analysis by TEXFY.Dataset (opens in a new tab)
One-off remuneration 2023: 3’509 photovoltaic plants in the canton received a total of 35.3 million francs (by year of payment).
Source: Swiss Federal Office of Energy (SFOE), One-time investment contributions for photovoltaic systems. As of 16.07.2024, retrieved on 09.11.2026.Dataset (opens in a new tab)
Awards published since September 2024
What has been published on simap.ch since September 2024: canton of Aargau.