Plumbing & Building Services

König Installationen AG 

Obergoldbach · Since 2024

KRIS Heizungen GmbH 

Scherzingen · Since 2015

Krüger & Co. AG 

Degersheim · Since 2008

Krüger & Co. AG supplies and installs humidification, dehumidification and air‑conditioning systems as well as mobile construction and emergency heating and drying units. Its services include drying management, leak detection, water‑damage drying and mold remediation, installation and maintenance, service contracts, and branded products such as secomat dryers and the GENIUS humidity‑control system.

Krüger & Co. AG Zweigniederlassung Grellingen 

Grellingen · Since 1993

Krüger & Co. AG Zweigniederlassung Grellingen is a branch of Krüger + Co. that handles sales and technical advice for air conditioning and ventilation systems, humidification and dehumidification equipment, as well as temporary heating and drying solutions.

L'acqua di Gio di Giorgio Russo 

Piazzogna · Since 2015

The company 'L'acqua di Giò' offers services and solutions in the field of building and home technology. The core activities include: planning, construction and maintenance of pools and swimming pools; installation and maintenance of heating systems; planning and installation of sanitary and water systems; consulting and installation of alternative energy sources and systems. The company positions itself as a specialist in water and building technology and offers its customers tailored solutions to meet their needs.

Lechmann Haustechnik GmbH 

Vella · Since 2003

Léger R. et André J. SA 

Sion · Since 1991

The core activity of Tiba AG is the planning, installation and maintenance of heating, sanitary and kitchen systems, including the installation of chimneys, ovens and stainless steel kitchens. The company also offers services in the field of roofing and sheet metal work.

Lehmann Söhne GmbH 

Elgg · Since 2005

The core activity of Lehmann Söhne GmbH is the planning, installation and maintenance of heating systems for private and commercial customers. This includes consulting, planning and selecting heating solutions, installing heating systems, maintaining and repairing existing systems, as well as troubleshooting.

Leiggener Energies SA 

Geneva · Since 2010

The core activity of Leiggener Energies SA is the realization and renovation of heating, ventilation and air conditioning installations, including the replacement of boilers, burners and regulators, as well as the performance of repairs and maintenance.

Léman Sanitaire Ferblanterie Sàrl 

Meyrin · Since 2011

The core activity of Léman Sanitaire Ferblanterie SARL is the planning, installation, maintenance and repair of sanitary facilities, including the installation of heating systems, air conditioning systems, heat pumps and sheet metal work. The company also offers services such as repair and maintenance, maintenance and transformation of sanitary facilities.

Leu Bodenheizung Einfräsen 

Hochdorf · Since 2024

Leuenberger Sanitär GmbH 

Walliswil B. Wangen · Since 2006

The core activity of Leuenberger Sanitär GmbH is the provision of services in the field of sanitary and plumbing work, including repairs, conversions, renovations and new constructions.

Leva Gebäudetechnik GmbH 

Dietikon · Since 2018

Ligna AG 

Dietikon · Since 1976

The core activity of Ligna AG is the sale of wood pellets as an environmentally friendly fuel for heating purposes. The company offers premium wood pellets that come from sustainable cultivation and have a high quality. The pellets are delivered directly to the customer, and the company also provides consulting and support for switching to wood pellets as a heat source.

Lika Rénovation Sàrl 

Bouveret · Since 2024

LINK3 Schweiz GmbH 

Liestal · Since 2021

Lussi Haustechnik AG 

Stans · Since 1981

Maier Solution GmbH 

Riedholz · Since 2021

The core activity of Maier Solution GmbH is the provision of services in the field of heating and sanitary installations, particularly in the renovation and refurbishment of bathrooms and kitchens, as well as the installation and repair of heating and sanitary systems. Specific services include: barrier-free bathroom solutions, custom-made products, dust-free work, repair work, and the renovation and refurbishment of heating and sanitary systems. The company also offers consulting, planning, and execution of projects, with a focus on customer satisfaction and the use of high-quality materials.

Mai-Luft GmbH 

Attinghausen · Since 2019

The core activity of MAI-LUFT GmbH is the planning, installation, commissioning, maintenance and modernization of ventilation systems for residential and commercial spaces, including the adaptation and optimization of existing systems to ensure high indoor air quality and energy efficiency.

Manfred Köhler installations sanitaires SA 

Villeneuve Vd · Since 1983