Building Maintenance in
Olten
7 companies in Building Maintenance based in Olten — name and year of registration from the commercial register. The list below shows them all.
All 7 companies in Olten
Trocktech AG
Since 2008 · 21–50 empl.4.3(7)
Trocktech AG provides water damage remediation, building drying and dehumidification services, including cavity/insulation-layer drying, flat-roof drying, leak detection and temporary construction heating.
Baugeschäft Arnold Wullschleger AG
Since 1966 · 1–10 empl.5.0(1)
Baugeschäft Arnold Wullschleger AG carries out joinery and interior finishing work and supplies custom-made kitchens, doors, windows and bespoke joinery. Services include paneling, floor coverings, stairs and built-in furniture for renovations, conversions and new-build projects.
Bachmann AG Olten
Since 2020 · 1–10 empl.4.8(4)
The core activity of BACHMANN AG OLTEN is the execution of chimney sweep work, furnace inspections and fire protection measures for oil, gas and wood heating systems, tile stoves, fireplaces, steam boilers and pizza ovens in the Olten region.
BETOSAN AG
Since 1991 · 1–10 empl.4.0(4)
Onyx Facility Service GmbH
Since 2024 · 1–10 empl.
Onyx Facility Service GmbH provides facility services, including routine and specialist cleaning as well as building maintenance. Services include general and special cleaning, construction cleaning, caretaking and garden maintenance, plus specialist tasks such as graffiti removal, floor care and cleaning project management.
TORRENTIS GmbH
Since 2014 · 1–10 empl.
Burri ImmoRep GmbH
Since 2025 · 1–10 empl.
Building Maintenance in Olten
Building Maintenance in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 10, 2026
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