Engineering & architecture · Aargau

1 639 companies in engineering and architecture in the canton of Aargau.

The commercial register lists 1 639 active companies in engineering and architecture in the canton of Aargau, placing Aargau 4th nationally for this sector (6 % of the national total). 1 290 of them (79 %) are VAT-registered, and 513 (31 %) published an official change in the past 18 months: registration, amendment, change of officers, share capital or address.

1 639active companies
3registered in the past 30 days
1 290VAT-registered
4thcanton's Swiss rank
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What moves in engineering and architecture in the canton of Aargau, in your inbox from tomorrow morning.

The first email goes out within the minute, with the last 30 days of your perimeter: new registrations, changes of officers, moves, capital. Then two morning emails with only what has moved since, as soon as there is something new. No account, no password.

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The canton in brief

Engineering & architecture in the canton of Aargau: what the register shows.

Engineering and architecture: design offices, architects, surveyors, civil and building-services engineers. These offices specify the materials and companies used on construction sites; their new registrations and changes of partner are closely followed by building-sector suppliers.

This sector accounts for 4 % of companies classified in the canton of Aargau, against 4 % across Switzerland. 3 companies in engineering and architecture were registered in the canton of Aargau over the past 30 days, 19 over 90 days.

Aargau is the canton of energy and industry: power plants and electrical engineering (Baden, Aarau), mechanical engineering, plastics and logistics along the A1, food processing in the Fricktal. Its position between Zurich, Basel and Berne makes it a fast-growing residential canton with a steady flow of new registrations.

Market analysis

The market in engineering and architecture in the canton of Aargau, in figures

189companies registered in 2025 and 2026
CHF 90 Mof combined share capital (1 264 capital companies)
1 290VAT-registered
36are hiring right now (Job-Room postings)

Of these 1 639 companies, the dominant legal forms are: Limited liability company (GmbH / Sàrl) (44 %), Public limited company (AG / SA) (32 %), Sole proprietorship (21 %). 189 were entered in the commercial register in 2025 and 2026, that is 12 % of the active base; 101 registrations in 2025. That is below the average of the three previous years (120 a year): the pace of registration is slowing.

Share capital is known for 1 264 companies (77 %): CHF 90 M combined, median company in the 20-100k band; 506 of them (40 %) have capital of at least CHF 100,000.

1 290 companies (79 %) are VAT-registered, a sign of real activity; 1 639 (100 %) have at least one registered director; 456 publish a general phone or email, 511 have a website verified by ciblr, and 36 run job postings on Job-Room.

SOGC publications in the last 90 days: 19 new registrations, 21 changes of directors, 20 relocations of seat, 23 other amendments, 4 liquidations or deletions.

Registrations by year

0501001502020 : 12912920202021 : 12712720212022 : 14614620222023 : 11111120232024 : 10310320242025 : 10110120252026 : 88882026
Companies still active, by year of first registration; 2026 year to date (light tint).

Legal forms

Limited liability company (GmbH / Sàrl)
72644 %
Public limited company (AG / SA)
52532 %
Sole proprietorship
35021 %
General partnership
100,6 %
Limited partnership
40,2 %
The most common legal forms in this sector.
By size

Small or large?

Micro companies
94758 %
Small companies
1096,7 %
Medium companies
52832 %
Large companies
553,4 %
ciblr size index, computed from registry signals (capital, legal form, age, VAT). n/a: no signal yet.
By city

Where are they?

Baden
1147 %
Aarau
1096,7 %
Brugg AG
472,9 %
Wettingen
462,8 %
Lenzburg
432,6 %
Zofingen
402,4 %
Rheinfelden
402,4 %
Wohlen AG
281,7 %
The 8 municipalities with the most companies in the sector.
Frequently asked questions

In brief.

How many companies in engineering and architecture are active in the canton of Aargau?

1 639 companies in engineering and architecture are registered with the commercial register as active in the canton of Aargau, or 6 % of the 26 262 companies in the sector across Switzerland.

How many are VAT-registered?

1 290 of these companies (79 %) are VAT-registered according to the UID register, which generally indicates turnover above CHF 100 000 and genuine activity.

How can I get their contact details?

ciblr gives you three days of watch on this target: the last 30 days of movements within the minute, then two morning emails with what has moved, as soon as there is something new. The subscription at CHF 299 per month gives access to the whole target, with contact details, Excel export and change tracking.

Method

Where do these figures come from?

Most recent SOGC publication captured for this canton: 2 days ago. 1,478 publications captured in the past 30 days. Company officers there are re-read directly in the cantonal commercial register.

Every company counted here is registered with the commercial register (Zefix) with the status "active". The sector is derived from the FSO's NOGA code, the size is estimated by ciblr from official publications (legal form, share capital, declared headcount, VAT registration), and "recent signal" means an SOGC publication (registration, amendment, change of officers, share capital or address) in the past 18 months. The figures are recalculated every week from the ciblr database. No data is purchased or invented.

These companies, with their contact details.

ciblr sends you three days of watch of companies in engineering and architecture in the canton of Aargau: the last 30 days within the minute, then two morning emails, as soon as the perimeter moves. For the whole target, the subscription is CHF 299 per month, no commitment.

Neighbouring cantons

What about next door?

The same figures for neighbouring cantons, useful for regional prospecting.

The same sector elsewhere
Other sectors in the canton of Aargau