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.

Companies

All 9 companies in Winterthur

Winti Fenster & Türen AG Logo

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.

Window constructionWindowsEntrance doorsWindows and doors service
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #1
Steinmann AG Schreinerei Logo

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.

Window constructionMade-to-measure windowsWindows from leading manufacturersCustom-made doors
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #2
Geilinger AG Logo

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.

Facade constructionFacade constructionSolar façadesWindows and doors
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
RUYI Fenstermontagen GmbH Logo

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.

Window constructionWindow installationInstallation of doors and frames
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #4
LichtBlick IntegralBau GmbH Logo

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.

RenovationConversions and renovationsWindow constructionDoor construction
No score yet
W-

WM - Fensterbau Müller AG

Since 1990 · 1–10 empl.

Window construction
No score yet
MF

Müller Fenster AG Frauenfeld

Since 2019 · 1–10 empl.

Window construction
No score yet
AF

Atlas Fenster & Türen GmbH

Since 2026 · 1–10 empl.

Window construction
No score yet
SH

SDI Home Service Stevanoski

Since 2026 · 1–10 empl.

Window construction
No score yet

Window construction in Winterthur

9Window constructionCommercial register (Zefix) · as of November 15, 2026
2013Median year of registrationCommercial register (Zefix) · as of November 15, 2026
126in the Canton of ZurichCommercial register (Zefix) · as of November 15, 2026
1,414in SwitzerlandCommercial register (Zefix) · as of November 15, 2026
Locations

Window construction in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 15, 2026

Largest places

Zurich21