Building contractor in
Winkel

6 companies in Building contractor based in Winkel — name and year of registration from the commercial register. The list below shows them all.

Companies

All 6 companies in Winkel

Stutz Holzbau AG Logo

Stutz Holzbau AG

Since 2010 · 1–10 empl.5.0(42)

Stutz Holzbau AG is a timber construction and carpentry company carrying out new builds, conversions and renovations. Its services include extensions, additional storeys, roofing work, construction joinery and interior finishing.

Building contractorConversion / RenovationNew BuildRoof Windows / Roof Extensions
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #1
OptiCasa AG Logo

OptiCasa AG

Since 2007 · 1–10 empl.5.0(1)

The core activity of Opticasa AG is the planning and construction management of building projects, particularly in the Zurich Unterland region and surrounding areas. The company offers services such as project management, construction management and planning from start to finish of a construction project, catering to private individuals, architects, investors and companies.

Building contractorConstruction managementPlanningConsulting
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #2
Bünter Bau AG Logo

Bünter Bau AG

Since 2018 · 1–10 empl.3.4(5)

The core activity of Bünter Bau AG is the provision of construction and construction-related services, including planning, execution and management of construction projects with modern machinery and materials.

Building contractorNew constructionRenovation and extensionsCivil engineering
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #3
BauPark AG Logo

BauPark AG

Since 2021 · 1–10 empl.3.9(8)

The core activity of BauPark AG is the planning, realization and marketing of construction projects, including new construction, renovation, conversion and renovation of residential and commercial properties. The company offers a comprehensive range of services, including the development and realization of residential projects, general contracting, valuation and sale of properties, as well as the execution of construction work.

Building contractorConstruction & RenovationDevelopment & DeliveryValuation & Sale
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #4
MS

Miori Steintech GmbH

Since 2006 · 1–10 empl.

Building contractor
No score yet
RP

RNL Partner GmbH

Since 2025 · 1–10 empl.

Architect
No score yet

Building contractor in Winkel

6Building contractorCommercial register (Zefix) · as of November 6, 2026
2018Median year of registrationCommercial register (Zefix) · as of November 6, 2026
735in the Canton of ZurichCommercial register (Zefix) · as of November 6, 2026
5,330in SwitzerlandCommercial register (Zefix) · as of November 6, 2026
Locations

Building contractor in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 6, 2026