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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryIT & CommunicationSoftware DevelopmentSt. GallenTreson AG
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Treson AG

Summary

About the company

The core activity of Tres on AG is the development and provision of software solutions for payroll control, in particular the standard software Rhombus, which supports controllers, parity commissions and companies in complying with collective labor agreements. In addition, the company also offers services such as payroll control and accounting.

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Offering

Products & services

Industry:Software Development
✓ Offered2
Standardised payroll audits
Standard software to support auditors, joint commissions and companies with payroll audits and compliance with collective labour agreements.
Payroll audits
Carrying out payroll audits on behalf of joint professional commissions, based on broad experience and more than 400 audits carried out by us.
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Location

Hier entsteht die Karte
Schwertgasse 1
9000 St. Gallen
Opening hours
Mon
09:00 - 11:30, 13:30 - 16:00
Tue
09:00 - 11:30, 13:30 - 16:00
Wed
09:00 - 11:30, 13:30 - 16:00
Thu
09:00 - 11:30, 13:30 - 16:00
Fri
09:00 - 11:30, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-146.618.719
Founded
2015 · 11 years
Last commercial register change
February 17, 2026
Employees
1 to 10

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