Plumbing & Building Services

Innoplan Engineering & Consulting GmbH 

Schöftland · Since 2015

Innoplan Engineering & Consulting GmbH is an engineering firm providing building services design, energy and construction consulting, and building operations services. Services include integrated planning for sanitary, heating, ventilation and electrical systems, coordination and site/construction management, energy studies, blower-door testing and thermography, and consumption-based heating-cost billing and technical building management.

Innoplan Thomas Scheuzger 

Schöftland · Since 1999

Innoplan Thomas Scheuzger is an engineering office providing building services planning, energy and construction consulting, and operational optimisation and building management. Services include integrated MEP planning (sanitary, heating, ventilation, electrical), technical coordination and site engineering, as well as energy studies and economic analyses. The office also performs airtightness testing (blower-door), thermography, consumption-based heating-cost billing, remote monitoring of building systems and energy/plant contracting.

Installations Clerc Sàrl 

Cottens Fr · Since 1997

The core activity of Installations Clerc Sàrl is the installation, maintenance and repair of sanitary facilities, heating systems and ventilation systems, as well as the execution of renovation work in these areas. This also includes specific services such as the installation of water softening systems and the creation of free quotes for projects.

Isenegger Sanitär & Heizung GmbH 

Volketswil · Since 2022

The core activity of Isenegger Sanitär & Heizung GmbH is the planning, installation, repair and consulting of sanitary and heating systems. This includes in particular project-related planning of bathroom solutions and heating installations, the implementation of projects from shell construction to final assembly, professional repairs and the replacement of sanitary and heating articles.

Iseni Sanitaire Chauffage Sàrl 

Lavey-Village · Since 2019

The core activity of Iseni Sanitaire Chauffage is to provide services in the field of sanitary and heating technology, including installation, maintenance, repair and renovation of sanitary facilities and heating systems, as well as the installation of solar systems and other renewable energy systems.

Iuliano & Fils Sàrl 

Jouxtens-Mézery · Since 2005

The core activity of Iuliano et Fils is the provision of services in the field of sanitary installations, gas installations, sheet metal work, roofing and water pipe descaling. The company offers the following services in particular: * Bathroom renovation * Installation and maintenance of sanitary facilities * Gas installations * Sheet metal work and roofing * Descaling of water pipes * General plumbing The company offers these services in the Lausanne region and surrounding areas, particularly in the municipalities of Lutry, Montreux and Vevey.

Jakob Forrer SA 

Le Mont-Sur-Lausanne · Since 2025

Jakob Forrer SA is an engineering consultancy for building services that provides design and consulting services in heating, ventilation, air conditioning and sustainable energy.

J. BOVEY SA 

Chanéaz · Since 2012

J. BOVEY SA installs and services sanitary and heating systems and carries out sheet‑metal (ferblanterie) work. The company also provides repairs and maintenance, constructs potable water and gas networks including excavation works, and acts as a gas concessionaire.

J. Wanner AG 

Buchrain · Since 1984

The core activity of J. Wanner AG is the planning, installation and maintenance of sanitary and heating systems. The company offers services such as bathroom renovations, sanitary installations and heating systems, and has a team of experts, including sanitary installers, heating and sanitary installers, as well as service technicians.

KASA Haustechnik GmbH 

Basel · Since 2007

The core activity of KASA Haustechnik GmbH Basel is the planning, installation and maintenance of building technology systems, particularly in the areas of heating, plumbing and bathroom, as well as alternative energy sources.

KEKA Sanitär & Heizung AG 

Zurich · Since 2013

The core activity of Keka Sanitär und Heizung AG is the provision of services in the field of sanitation and heating, particularly in the city of Zurich. The company offers installations, maintenance and repairs of sanitary facilities and heating systems.

Keller + Hofer AG 

Staad Sg · Since 1989

The core activity of Keller & Hofer AG is the planning, installation, maintenance and renovation of heating and sanitary systems. This includes in particular: Heating: installation, renovation and maintenance of all types of heating systems, including wood-fired heating systems, solar systems and heat pumps Sanitary: installation, renovation and maintenance of sanitary systems, including bathroom renovations, water softening systems, pipe cleaning and replacement of sinks, toilets, etc. The company also offers consulting and planning services for these activities and performs maintenance and service work.

Kennedy Installationen GmbH 

Wängi · Since 2009

The core activity of Kennedy Installationen GmbH is the planning, consulting and implementation of installations in the areas of sanitation, heating, ventilation, air conditioning and central vacuum systems. The company offers comprehensive services from the initial planning phase to the successful implementation of projects in these areas.

K. Hottinger AG 

Zurich · Since 2007

The core activity of K. Hottinger AG is the provision of services in the field of building technology, particularly: Installation, maintenance and repair of heating and cooling systems, Sanitary service and emergency service, Water treatment, Special services such as water church and courses/training. The company thus offers a wide range of services in the field of building technology to meet the needs of private and business customers.

K. Jörg GmbH 

Zollikofen · Since 2017

The core activity of K. Jörg GmbH is the planning, installation, repair and maintenance of sanitary facilities and heating systems for private customers and companies.

KOLIC HAUSTECHNIK GMBH 

Sirnach · Since 2020

KOLIC HAUSTECHNIK GMBH provides plumbing and heating installation services. Work described on the website includes installing sanitary fixtures and heating systems and ensuring hygienic potable water supply.

Koller GmbH Spenglerei und Sanitär 

Freidorf Tg · Since 2008

The core activity of Koller GmbH Spengler / Sanitär encompasses the provision of services in the areas of sanitary installations, sheet metal work, and roofing. Specifically, the company offers the following services: Sanitary installations: planning and execution of bathrooms, service and repair work; Sheet metal work: facade cladding, metal roofs, lightning protection and rainwater utilization; Roofing: new constructions, conversions and renovations of roofs. Thus, the company offers a comprehensive range of services in the field of building technology and equipment.

Koni Wyrsch Sanitär - Heizungen 

Attinghausen · Since 1984

The core activity of Koni Wyrsch Ltd. is the planning, installation, maintenance and repair of sanitary facilities, heating systems, ventilation systems, solar systems and building technology for private customers, architects and builders in the canton of Uri. This includes in particular: Sanitary installations (kitchen, bathroom, cellar), heating installations (heat pumps, solar systems, oil and wood heating systems), ventilation systems (controlled residential ventilation, central vacuum systems), solar systems for hot water preparation, service and maintenance work on sanitary facilities and heating systems, emergency service for urgent matters such as clogged pipes, pipe breaks or heating system failures.

Krummenacher Sanitär AG 

Wolhusen · Since 1978

Krummenacher Sanitär AG provides planning, execution and maintenance services for sanitary installations, including 3D visualization, CAD planning, tender documentation and coordination with other trades. The company carries out new-builds and renovations, offers bathroom and kitchen remodelling, repairs, boiler descaling, water filters and water-softening systems, and appliance delivery and installation.

Krummenacher Sanitär AG, Filiale Kägiswil 

Kägiswil · Since 1986

Krummenacher Sanitär AG, Filiale Kägiswil provides sanitary and plumbing services covering project planning, execution and maintenance of plumbing installations. Services include CAD and 3D planning, coordination with other trades, new-builds and renovations (bathroom and kitchen), repairs and boiler descaling, water filtration and softening systems, and appliance installation.