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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,807 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryThalheim AgTheo Wernli AG
Theo Wernli AG Logo
Verified· 4 sources

Theo Wernli AG

Summary

About the company

The core activity of Theo Wernli AG is the production and assembly of windows, wood construction and carpentry. Specifically, this includes the manufacture and assembly of window systems, front doors, interior doors, built-in cabinets and other wood products. The company also offers services such as window renovations, disassembly and assembly of windows and doors.

AI-generated
Offering

Products & services

Industry:Timber Construction & Carpentry
✓ Offered12
Window construction
Window production, delivery and installation of windows for new builds and renovations; various window types, window renovations in existing buildings, service and maintenance.
Timber construction
Timber construction for conversions and new builds, timber element houses, storey additions as well as extensions and conversions of existing buildings; planning and building according to your wishes.
Joinery
Building joinery work, cutting to size for timber construction, exterior cladding, lintel and sill boards; front doors, interior doors, built-in cupboards, cloakroom furniture and kitchens.
Window production
Own production of wooden and wood-metal windows in Thalheim; processing, gluing, surface treatment and assembly of all variants and sizes.
Delivery & installation
Delivery and professional installation of windows by trained fitters for new builds and renovations as well as existing buildings.
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Reviews

Aggregated rating

Aggregated rating
4.8
of 5

Aggregated from 35 reviews across all connected sources

Sources
GGoogle4.835
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

April 23, 2023Media
Gewerbeverein Schenkenbergertal feiert 40-Jahr-Jubiläum
aargauerzeitung.ch
July 27, 2022Media
Thalheim: Theo Wernli AG strukturiert Betrieb um
aargauerzeitung.ch
March 22, 2022Media
«Regionaler geht es wirklich nicht»
nfz.ch
January 29, 2016Media
38 Jahre bei der Theo Wernli AG
solothurnerzeitung.ch

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Location

Hegi 300
5112 Thalheim Ag
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-115.771.147
Founded
2010 · 16 years
Last commercial register change
May 17, 2021
Employees
21 to 50

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