Crafts & Trades

Iseli + Albrecht AG 

Schaffhausen · Since 1982

The core activity of Iseli+Albrecht AG is the sale and service of electrical appliances and household goods. This includes the procurement, consulting, sales, delivery, installation and repair of electrical appliances and household goods. The company offers a wide range of brands and products and serves private customers, general contractors and wholesalers.

Isi & Hegglin AG 

Pfäffikon Sz · Since 1975

Isi & Hegglin AG provides plastering, painting and façade services for new-build and renovation projects. Services include façade insulation and refurbishment, rendering, external thermal insulation systems, ventilated cladding and interior and exterior painting, with the use of natural building materials.

Isoteam Innenbautrend AG 

Thun · Since 2001

The core activity of Isoteam Innenbautrend AG encompasses the provision of comprehensive solutions for various trades in the field of interior finishing, specifically: thermal, sound and fire protection insulation, plastering, painting, ceiling construction and acoustic solutions, as well as sheet metal production (sheet metal parts). The company offers these services as a full-service provider, focusing on delivering high-quality work in the field of interior finishing.

J.M. Lambelet SA 

Bevaix · Since 2001

J.M. Lambelet SA provides planning, installation and maintenance services for heating, cooling, ventilation and air-conditioning systems, and offers photovoltaic systems and electric vehicle charging stations.

JM Sarrasin SA 

Orsières · Since 2024

Jürg Kühni AG 

Langnau Im Emmental · Since 2018

The core activity of Jürg Kühni AG encompasses the provision of services in the areas of sanitary installations, sanitary planning, sheet metal work, lightning protection, flat roof construction, and 24-hour emergency service. Specifically, the company offers the following services: Sanitary installations and planning for bathroom renovations, new buildings, and large-scale sanitary installations in public and commercial buildings; sheet metal work, particularly flat roof sealing, lightning protection, and custom-made products; and 24-hour emergency service for urgent repairs and maintenance work. Thus, the company provides a comprehensive range of services in the field of sanitary and sheet metal work.

kältec GmbH 

Uster · Since 2019

The core activity of kältec GmbH is the development, manufacture and distribution of air conditioning units, ventilation systems, heat pumps, refrigeration machines and other solutions for air conditioning and cooling in private and professional applications, including commercial refrigeration and special solutions.

Kelvin - Kälte AG 

Frauenfeld · Since 2007

Kelvin - Kälte AG provides refrigeration, air‑conditioning and heat‑pump services, including sales, planning, installation, maintenance and repair of commercial refrigeration systems, climate control units and temperature/test cabinets.

Klima AG 

Basel · Since 2002

Klima AG delivers and maintains building services engineering projects, including planning, installation, servicing and renovation of heating, cooling, ventilation and sanitary systems. The company’s services cover building services for residential, commercial and industrial clients as well as ongoing maintenance and service contracts.

KMW Sanitär GmbH 

Zumikon · Since 2020

The core activity of KMW Sanitär GmbH is the provision of services related to water, particularly in the areas of: * Repair and maintenance of sanitary installations * Maintenance of sanitary installations * Renovation of sanitary installations * Garden irrigation The company thus offers a comprehensive range of sanitary services.

Krüsi Küchen AG 

Allschwil · Since 1991

Krüsi Küchen AG plans, manufactures and installs individually designed, hand-crafted kitchens and provides consultation and planning services including 3D visualization. The company also undertakes bathroom projects and produces custom joinery.

Kunz Holzbau, Spenglerei & Gebäudehülle GmbH 

Brittnau · Since 2006

Kunz Holzbau, Spenglerei & Gebäudehülle GmbH provides services in timber construction, tinsmithing and building envelope works, including carpentry, element construction, interior finishes, stair and terrace flooring, as well as metalwork, flat roofs and metal façades. The company also performs energy-related renovations, roof and façade refurbishments, energy consulting (including GEAK) and project planning/site management.

Künzli Elektroinstallationen GmbH 

Näfels · Since 2001

The core activity of Künzli Elektroinstallationen GmbH is the provision of assembly, repair and installation services in the field of electrical engineering, particularly in the areas of: electrical installations for residential and commercial buildings, solar systems, multimedia installations, and LED lighting. The company also offers services such as energy calculations and consulting on energy efficiency.

Kurt F. Oetterli AG 

Schaffhausen · Since 1975

Kurt F. Oetterli AG is an electrical company that carries out electrical installations for new construction and renovation projects. The firm provides on-site consultations and handles the planning and execution of electrical installation work in the Schaffhausen area.

Kurt Schmucki GmbH, Plättli und Natursteinarbeiten 

Pfäffikon Sz · Since 2001

The core activity of Kurt Schmucki GmbH is the installation of wall and floor tiles using various materials such as ceramic tile coverings, natural stones and mosaic stones. This also includes specialized services such as sealing swimming pools, cladding swimming pools with ceramic tiles or mosaic stones, and the execution of threshold-free showers.

Kurt Wohndesign AG 

Obfelden · Since 2021

Kurt Wohndesign AG is a craft-based interior design and decoration firm offering consultation, planning and implementation of interior projects. The company operates an approximately 400 m² showroom and provides services including interior architecture, color design, project coordination, and the supply and installation of furniture, lighting, rugs and floor coverings. It also runs in-house curtain and upholstery ateliers for made-to-measure items, reupholstery and restorations.

KWC Group Management AG 

Villmergen · Since 2024

KWC Group AG 

Unterkulm · Since 2010

KWC Group AG manufactures kitchen and bathroom faucets and stainless-steel fittings for the catering sector. The company designs, produces and distributes taps, sinks and related components, and provides custom products, documentation and international distributor support.

Lanz + Stilli AG 

Lausen · Since 1989

The core activity of Lanz and Stilli AG is the renovation and maintenance of heating systems, particularly oil and gas heating systems, as well as the installation and maintenance of heat pumps. Additionally, the company offers services such as burner replacements.

L&S Storen GmbH 

Steffisburg · Since 2022

The core activity of L&S Storen is the manufacture, production and repair of various types of awnings and shading systems, including sun awnings, conservatory shading, patio canopies, louvre awnings, roller shutters, folding roller shutters, window shutters, interior awnings and insect screens.