Sheet Metal Work

Windlin Bedachungs AG 

Pratteln · Since 1997

The core activity of Windlin Bedachungs AG is the provision of roofing services, including the repair, maintenance and new installation of roofs.

Winiger Gebäudehüllen GmbH 

Ottikon (Gossau Zh) · Since 2021

Winiger Gebäudehüllen GmbH provides sheet-metal and roofing services and offers consulting, inspections and planning. Services include execution of steep and flat roof works, periodic roof inspections, installation and inspection of fall-protection systems, and maintenance/installation of lightning protection.

Winteler Bedachungen GmbH 

Riggisberg · Since 2006

The core activity of Winteler Bedachungen GmbH is the provision of services in the field of roofing, facade, sheet metal and sealing technology, including classic roofing work, facade construction, sheet metal work, sealing and photovoltaic systems.

Wyss AG Spenglerei Flachdach Blitzschutz 

Tagelswangen · Since 2015

The core activity of Wyss AG is the provision of services in the fields of sheet metal work, roofing, lightning protection and solar systems. Specifically, this includes: Sheet metal work: general sheet metal work on single-family and multi-family homes; Solar systems: installation of thermal solar and photovoltaic systems; Flat roof / Pitched roof: flat and pitched roof work for single-family and multi-family homes, laying of walkways and utility surfaces for terraces; Roof inspections / Fall protection: inspection of roofs and facades for defects and damage, installation of fall protection systems for flat and pitched roofs; Lightning protection: planning, design and installation of lightning protection systems. The company offers these services mainly in the region of Tagelswangen-Lindau, Illnau-Effretikon, Nürensdorf, Weisslingen, Winterthur, Oberembrach and Brütten.

Wyss Spenglerei GmbH 

Rifferswil · Since 1999

The core activity of Wyss Spenglerei GmbH is the execution of roofing work, particularly in the field of roof work, including the installation of metal roofs, lightning protection systems, snow retention systems and cladding, as well as the performance of roof inspections and consulting services in these areas.

Zanin GmbH 

Uznach · Since 2016

Zenital Sàrl 

L'Abbaye · Since 2011

Zenital Sàrl is a sheet‑metal (ferblanterie) company offering roofing and façade services, including roof‑window (Velux) installation, flashing and barrier/guard solutions.

Zillig GmbH 

St. Gallen · Since 1993

The core activity of Zillig GmbH is the planning, installation and repair of sanitary facilities, particularly in the area of bathroom renovations, as well as the execution of plumbing work, solar systems and lightning protection systems.

Zimmermann Spenglerei GmbH 

Rothenburg · Since 2015

The core activity of Zimmermann Spenglerei GmbH is the execution of roofing works, particularly in the areas of building roofing, sealing, facades, flat roofs, lightning protection and fall protection.

Zimmermann Spenglertechnik GmbH 

Gretzenbach · Since 2010

The core activity of Zimmermann Spenglertechnik GmbH is the execution of roofing and sheet metal work, particularly in the areas of building roofing, chimney construction and lightning protection systems. The company offers services such as dormer cladding, metal roofing, lightning protection and chimney construction, and is mainly active in the regions of Aarau and Olten.

Zingrich Spenglerei plus GmbH 

Wilderswil · Since 2018

The core activity of Zingrich Spenglerei plus GmbH encompasses the areas of sheet metal work, flat roof construction, building sealing, solar panel cleaning and special cleaning services, in particular the cleaning of glass roofs, facades and conservatories.

Zürichsee-Abdichtungen GmbH 

Rüti Zh · Since 2022

Zürichsee-Abdichtungen GmbH provides building waterproofing and repair services, including terrace and balcony coatings, flat roof waterproofing, liquid-applied membrane systems and industrial floor coatings. Additional services include roofing metalwork, injection sealing, the Combiflex joint system, and maintenance and repair contracts for private clients, property managers, architects and project leaders.

Zürichsee Haustechnik GmbH 

Rümlang · Since 2017

Zürichsee Haustechnik GmbH provides planning, installation, maintenance and operational services for building services engineering systems. The company works in heating, ventilation, air conditioning/cooling and sanitary systems, offering installations, repairs, renovations and servicing.

Expertcar Carrosserie GmbH 

Oberentfelden · Since 2025

Metallhandwerk Heiniger GmbH 

Sumiswald · Since 2025

Metallhandwerk Heiniger GmbH provides metalworking and metal-construction services, including fabrication and installation of railings, repairs, and welding across a range of materials. The company also manufactures its own metal products (e.g. plasterboard cutting machines, stacking supports, mixing propellers) and performs restorations and repairs on agricultural and construction equipment.

KULIK GmbH 

Benzenschwil · Since 2025

KULIK GmbH specialises in the design and refurbishment of exterior surfaces. Services include installation of outdoor paving, balcony and terrace renovation, and waterproofing works for areas such as driveways, garden paths, window sills, balconies and terraces.

Mächi GmbH 

Hitzkirch · Since 2025

Mächi GmbH is a trades company providing roofing, sheet‑metal (spengler) and carpentry services. Its offerings include pitched and flat roof construction and renovation, metal flashings and facades, repair work and roof preparation for solar installations.

SP Haustechnik GmbH 

Küsnacht Zh · Since 2025

GlanzTech Pulverbeschichtungen GmbH 

Langenthal · Since 2025

META Flachdach & Spengler AG 

Thun · Since 2025

META Flachdach & Spengler AG provides services for flat-roof waterproofing and sheet‑metal (spenglery) work. Services include EPDM, liquid-applied membranes, bitumen and systems such as Sarnafil/Sika/Resitrix, window flashings, facade cladding, natural pools, roof maintenance (including moisture measurements) and an emergency response service.