Building installation in
Langenthal

ASAG Air System AG

Since 1996 · 1–10 empl.·5.0(10)

ASAG Air System AG is a specialist provider of ventilation, air-conditioning and refrigeration systems, as well as energy technology. Its services include consulting, planning and installation of air-conditioning systems, along with maintenance and servicing of ventilation, refrigeration and air-conditioning systems.

RR HAUS & TECH GmbH

Since 2018 · 1–10 empl.·4.6(18)

RR HAUS & TECH GmbH is a plumbing and sanitary services company offering maintenance and repairs. It plans and carries out bathroom renovations and refurbishment, as well as plumbing work for new-build and industrial projects.

Lena Storen GmbH

Since 2022 · 1–10 empl.·5.0(12)

The core activity of Lena Storen GmbH is consulting and executing sun and weather protection products, such as slat blinds, roller shutters, vertical blinds, awnings, sun blinds and pergolas, as well as repairing and servicing products of all kinds. Additionally, the company also offers custom-made insect protection products and pleated blinds.

b:air AG

Since 2025 · 1–10 empl.

b:air AG plans and installs ventilation and air-conditioning systems for residential, office, commercial and industrial buildings. Its services also include maintenance, repairs and system optimisation, as well as work in energy technology.

Vulstrix Bau Kopilecs Timofejs

1–10 empl.

Vulstrix Bau Kopilecs Timofejs provides interior construction, installation and maintenance services. Its work includes floor installation, drywall construction, bathroom renovations, roof conversions, painting, built-in installations and repairs.

Assembla Montagen AG

Since 2023 · 1–10 empl.

Shabani Allround Services

Since 2025 · 1–10 empl.