Crafts & Trades

Wasser & Wärme GmbH 

Gontenschwil · Since 2015

The core activity of Wasser und Wärme GmbH is the planning, installation and maintenance of sanitary, heating and ventilation systems, as well as consulting and planning in the field of energy efficiency for single-family homes, multi-family homes and commercial properties.

W. Christen AG 

Rothrist · Since 1993

The company's core activity is metal construction, particularly the planning, production and assembly of products in steel, chrome-nickel steel and aluminium, including one-off productions and series production, as well as the manufacture of urban furniture.

weber malen gipsen ag 

Wil Sg · Since 2014

weber malen gipsen ag is a craft company specialising in painting, plastering and heritage conservation. The firm provides interior and exterior painting, plastering and drywall work, seamless wall coverings (e.g. Naturofloor), restoration of historic surfaces, and project consultation and estimates.

Weibel + Sohn AG 

Eschenbach Lu · Since 2003

The core activity of Weibel + Sohn AG is the planning, installation, maintenance and repair of sanitary facilities and heating systems for households and new buildings in the Seetal region.

Weigand Bauelemente 

Eglisau · Since 2012

The core activity of Weigand Bauelemente is the planning, consulting, installation and sale of high-quality branded products for patio roofs, awnings and insect protection.

Weiss AG Wassertechnik 

Glattbrugg · Since 2022

The core activity of Weiss AG Wassertechnik is technical water treatment, particularly in the field of heating water treatment and maintenance of underfloor heating systems. The company offers services such as heating water treatment, underfloor heating cleaning, and analysis and training. Additionally, it develops and distributes products like Wasserfix, a system for heating water treatment, and offers a comprehensive maintenance package for heating systems.

Weiss AG, Haustechnik und Metallbau 

Sulz Ag · Since 1998

The core activity of Weiss AG encompasses the provision of services and works in the field of building technology and metal construction. Specifically, this includes: roofing works (e.g. flat roofs, lightning protection, facades, chimney construction and renovation), sanitary works (e.g. new construction, renovation, bathroom construction, bathroom renovation, Geberit, shower, toilet, water softening systems), heating technology (e.g. new construction, renovation, heating system renovation, comfort ventilation systems), metal construction (e.g. metal railings, canopies, metal balconies, metal stairs, glazing), rental of scaffolding and other equipment, and a 24-hour emergency service for heating, sanitary and other building technology systems.

Weissküferei-Drechslerei H. Mösli 

Gais · Since 1982

The core activity of Weissküferei & Drechslerei Familie Mösli is the manufacture and sale of turnery and woodcarving products, such as wooden items, furniture and other handicrafts.

Werner Keller Technik AG 

Dallenwil · Since 2010

The core activity of Werner Keller Technik AG encompasses the areas of metal construction, steel construction, adhesive technology, welding technology, aluminum system construction, and the development and manufacture of proprietary products, particularly in the fields of aluminum systems, facade construction, and metal construction. The company also offers engineering services, consulting, planning, design, manufacturing, and assembly of individual solutions.

Werner Keller Metallbau AG 

Hergiswil Nw · Since 1991

The core activity of Werner Keller Metallbau AG is the planning, manufacture and installation of metal and glass structures, particularly for the construction and fitting out of buildings, such as facades, conservatories, glazing, entrances, stairs, doors, canopies, railings, steel constructions, balconies and letterboxes.