Window construction in
Winterthur
9 companies in Window construction based in Winterthur — name and year of registration from the commercial register. The list below shows them all.
All 9 companies in Winterthur
Winti Fenster & Türen AG
Since 2013 · 1–10 empl.5.0(13)
Winti Fenster & Türen AG supplies windows and entrance doors in wood, wood-aluminium, PVC and aluminium, and provides consultation, planning, delivery and installation. Its services also include repairs, maintenance, upgrades, and insect and pollen protection.
Steinmann AG Schreinerei
Since 1971 · 11–20 empl.4.3(19)
Steinmann AG Schreinerei is a carpentry and window-making business that produces timber and timber-aluminium windows and restores and renovates windows and doors. Its services also include carpentry work, repairs and maintenance for windows and doors.
Geilinger AG
Since 1977 · 101–500 empl.
Geilinger AG plans, manufactures and installs metalwork and building-envelope solutions. Its services include façades, solar and glass façades, windows and doors, fire-protection solutions, roof glazing and special structures.
RUYI Fenstermontagen GmbH
Since 2024 · 1–10 empl.3.7(3)
RUYI Fenstermontagen GmbH carries out window installations for new buildings and renovation projects, as well as specialised installations. It also installs doors and frames.
LichtBlick IntegralBau GmbH
Since 1999 · 1–10 empl.
LichtBlick IntegralBau GmbH plans and carries out building conversions and renovations, and provides window and door construction.
WM - Fensterbau Müller AG
Since 1990 · 1–10 empl.
Müller Fenster AG Frauenfeld
Since 2019 · 1–10 empl.
Atlas Fenster & Türen GmbH
Since 2026 · 1–10 empl.
SDI Home Service Stevanoski
Since 2026 · 1–10 empl.
Window construction in Winterthur
Window construction in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of November 15, 2026
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