TRETOR headquarters details
- Street address
- 7 Industriestrasse
- City
- Liestal
- State / region
- Kanton Basel-Landschaft
- ZIP / postal code
- 4410
- Country
- Switzerland
- Phone
- +41 61 926 83 83
- Founded
- 1995
- Website
- tretor.ch
- linkedin.com/company/tretor
Location map
Open in Google MapsAll TRETOR office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Liestal HQ | Kanton Basel-Landschaft | Switzerland | Headquarters |
Showing the headquarters of 5 recorded locations. See every location in GraphIQ →
About TRETOR
TRETOR is headquartered in Liestal, Kanton Basel-Landschaft, Switzerland. Founded in 1995, the company has 5 recorded locations across 3+ countries and employs approximately 24 people worldwide.
Where is TRETOR's main office?
TRETOR's main headquarters office is located at 7 Industriestrasse, Liestal, Kanton Basel-Landschaft 4410, Switzerland. This is the company's primary corporate address.
TRETOR regional offices
Beyond its headquarters in Liestal, TRETOR has recorded locations in Switzerland, Italy and Norway.
TRETOR contact information
The main switchboard for TRETOR headquarters can be reached at +41 61 926 83 83. Official website: tretor.ch.
What does TRETOR do?
TRETOR offers accounting, financing, auditing, business consulting and taxation services.
Frequently asked questions
Where is TRETOR headquarters?
TRETOR's headquarters is located at 7 Industriestrasse, Liestal, Kanton Basel-Landschaft 4410, Switzerland.
How many offices does TRETOR have?
GraphIQ records 5 locations for TRETOR across 3+ countries, as of October 2026.
What is TRETOR's corporate address?
The corporate headquarters address is 7 Industriestrasse, Liestal, Kanton Basel-Landschaft 4410, Switzerland.
When was TRETOR founded?
TRETOR was founded in 1995 and employs approximately 24 people.
What is TRETOR's phone number?
The main phone number for TRETOR headquarters is +41 61 926 83 83.
How many employees does TRETOR have?
TRETOR has approximately 24 employees (GraphIQ estimate, 2026).