Transport Infrastructure Companies in the
Canton of Thurgau

10 companies in Transport Infrastructure Companies based in the Canton of Thurgau — name and year of registration from the commercial register. The list below shows them all.

Companies

All 10 companies in the Canton of Thurgau

Flugbetriebs AG Sitterdorf Logo

Flugbetriebs AG Sitterdorf

Since 1967 · 1–10 empl.

The core activity of Flugbetriebs AG Sitterdorf is the operation of an airfield and the execution of flight activities, including scenic flights.

Transport Infrastructure CompaniesExperience airfield
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #1
SCHWIHAG AG Logo

SCHWIHAG AG

Since 1971 · 101–500 empl.

The core activity of Schwihag AG is the development, production and distribution of innovative solutions and products for rail technology, particularly in the field of railway technology.

Transport Infrastructure CompaniesSwitch technologyTrack and trackbed technologySleeper track in bridge transition areas
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
Bahninfra AG Logo

Bahninfra AG

Since 2015 · 21–50 empl.

Transport Infrastructure CompaniesRail infrastructure planningGeneral contracting for rail construction projectsOverhead line planning and traction power systems
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
4 Länder Mobil GmbH Logo

4 Länder Mobil GmbH

Since 2025 · 1–10 empl.

4 Länder Mobil GmbH provides an information and service platform for cross-border public transport around Lake Constance. It supports trip planning, offers ticket information, and presents connections by train, bus and ferry as well as suitable fares.

NGOs & NPOsTrip planning and timetable informationTicket and fare adviceExcursion and experience routes
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #4
CA

Corlitum AG

Since 1906 · 1–10 empl.

Transport Infrastructure Companies
No score yet
WL

Werner Lack AG

Since 1975 · 1–10 empl.

Property Management
No score yet
BP

Brückenwaage-Gesellschaft Pfyn

Since 1991 · 1–10 empl.

Transport Infrastructure Companies
No score yet
LM

Labosim Markierungs AG

Since 1999 · 1–10 empl.

Transport Infrastructure Companies
No score yet
TA

Trauffer AG Markierungen, Emmen, Zweigniederlassung Frauenfeld

Since 2008 · 1–10 empl.

Transport Infrastructure Companies
No score yet
IR

International Rolling Stock Investment AG

Since 2012 · 1–10 empl.

Transport Infrastructure Companies
No score yet

Transport Infrastructure Companies in the Canton of Thurgau

10Transport Infrastructure CompaniesCommercial register (Zefix) · as of October 11, 2026
1999Median year of registrationCommercial register (Zefix) · as of October 11, 2026
10in the Canton of ThurgauCommercial register (Zefix) · as of October 11, 2026
604in SwitzerlandCommercial register (Zefix) · as of October 11, 2026