Plumber in
Willisau

Troxler Haustechnik AG

Since 2010 · 11–20 empl.·4.3(13)

Troxler Haustechnik AG plans and installs plumbing and heating systems, ventilation systems and solar thermal installations. Its services include advice and repairs, as well as planning and carrying out bathroom renovations and new-build projects.

Wisler Sanitär und Heizungen AG

Since 2016 · 1–10 empl.

The core activity of Wisler Sanitär & Heizungen AG is the provision of services in the areas of sanitary, heating and ventilation, including drain cleaning, boiler descaling, heating replacement, new and renovation work as well as planning.

Gut AG

Since 2022 · 1–10 empl.

Gut AG is a building services engineering company that plans, installs and maintains heating, ventilation, air conditioning and sanitary systems. Its services include bathroom renovation, heating system refurbishment, maintenance, customer service and energy consulting.

RUSSO & AGMB GmbH

Since 2021 · 1–10 empl.·5.0(7)

The core activity of Russo AGMB is the provision of services in the field of sanitation, heating, ventilation and solar energy, including installations, repairs and maintenance for private households and companies.

Haustechnik-Systembau Alt GmbH

Since 2022 · 1–10 empl.

Haustechnik-Systembau Alt GmbH plans and carries out building services and timber and system construction work. Its services include 3D building surveys, execution planning, heating and water installations, ventilation, and timber, modular and renovation projects.

Bossert Hoftechnik AG

Since 2018 · 11–20 empl.·5.0(2)

Bossert Hoftechnik AG provides services in agricultural farm technology. Its activities include conventional and automatic milking systems, cooling equipment, barn fittings and repairs, as well as manure removal and feeding systems, coatings and sanitary installations for barns.

W & P ENGINEERING (Schweiz) AG

Since 2024 · 11–20 empl.·5.0(1)

W & P ENGINEERING (Schweiz) AG is an engineering consultancy specialising in energy, environmental and building services. It provides advice, develops concepts and plans and supports projects in areas including heating, ventilation, air conditioning, plumbing, building automation, BIM and renewable energy solutions.

haustech-direkt gmbh

Since 2007 · 1–10 empl.