Window construction in
Frauenfeld

Sky-Frame AG

Since 2014 · 51–100 empl.·4.6(83)

Sky-Frame AG develops, manufactures and sells frameless sliding windows and glass doors. Its range includes straight, curved and inclined systems, as well as options such as sun shading, insect screens and electric drives.

Müller Fenster AG Frauenfeld

Since 2017 · 11–20 empl.·4.1(15)

Müller Fenster AG Frauenfeld manufactures made-to-measure windows and lift-and-slide, folding-slide and tilt-and-slide doors in wood and wood-metal. The company also provides repairs, glass-breakage services, window upgrades and maintenance contracts.

Reynaers Aluminium AG

Since 1995 · 21–50 empl.

Reynaers Aluminium AG develops and markets aluminium systems for windows, doors and façades, as well as sliding and folding systems. It also provides services and digital tools for architects and fabricators.

Hunziker Fenster AG

Since 2007 · 1–10 empl.

Hunziker Fenster AG trades in and installs windows and conservatories. Its products and services also include entrance doors, aluminium shutters, sun awnings, and glazing and roof structures for patios and balconies; glazing and conservatories are made to measure.

Alpen Facility Group GmbH

Since 2026 · 1–10 empl.

Alpen Facility Group GmbH provides cleaning, building caretaking and window installation services for property managers, businesses and private clients. Its services include routine, deep, post-construction and specialist cleaning; technical property maintenance, including grounds care and winter services; and window installation, replacement and servicing.

AS Fenster GmbH

Since 2022 · 1–10 empl.

A. Baumontagen GmbH

Since 2026 · 1–10 empl.