Metalwork in
Olten

SIO AG

Since 1977 · 11–20 empl.·4.7(32)

SIO AG is a system manufacturer and general representative of TS‑Aluminium and the COVER brand, producing glass and aluminium products for outdoor use. Its product range includes balcony and terrace glazing (COVER, SLIDER), folding glass walls, terrace roofs, winter and summer garden systems, as well as shading systems and related accessories.

Martin Schleiftechnik AG

Since 1998 · 1–10 empl.

Martin Schleiftechnik AG provides contract grinding, including surface, profile and through-feed grinding, as well as regrinding of heavily worn components. Its services include processing long workpieces and profiles, support with raw-material procurement and processing, and packaging and shipping.

Sipag Storagesystems & Industrial Products AG

Since 1979 · 11–20 empl.·5.0(2)

Sipag Storagesystems & Industrial Products AG supplies cantilever racking and industrial shelving systems for long goods such as metal profiles, timber and other bulky materials, together with related components. The company offers configurable solutions (online configurator), hot-dip galvanized or powder-coated finishes, statically calculated, standards‑compliant systems and long‑term replacement and extension components.

DADOMONT GmbH

Since 2021 · 1–10 empl.

The core activity of DADOMONT GmbH is metal construction, particularly facade construction, shopfitting, the manufacture of windows, sheet metal cladding, loggia metal cladding and metal enclosures.

O. von Arx Inhaber M. von Arx

Since 1993 · 1–10 empl.

M. von Arx GmbH

Since 2009 · 1–10 empl.

cwi, construction and welding inspektion.CH, Gailberger

Since 2026 · 1–10 empl.