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Schärer Elektronik AG 

Sarmenstorf · Since 1981

Schärer Elektronik AG designs and manufactures electronic devices and components, including staircase timers, twilight switches, mains disconnectors, semiconductor and plug-in relays, and resistor, capacitance and inductance decade boxes.

Soprano GmbH 

Sarmenstorf · Since 2018

Soprano GmbH provides property maintenance services, specializing in the cleaning and servicing of lifts and escalators. Offerings include building caretaking and winter maintenance, with a 24-hour service available on request.

Stampfli Medical AG 

Sarmenstorf · Since 2005

The core activity of Stampfli Medical AG is to provide high-quality and reliable products in the field of emergency and medical technology, particularly in the areas of first aid, emergency medicine, diagnosis and therapy. The company offers a comprehensive range of products, including defibrillators, AED devices, first responder equipment, blood glucose meters, blood pressure monitors and other medical devices.

Swiss Neo Trading GmbH 

Sarmenstorf · Since 2020

The core activity of Swiss Neo Trading GmbH is the provision and distribution of consumable materials and hygiene products for various industries, particularly for gastronomy, doctors and practices, as well as for general use. The company offers a wide range of products such as household paper, cosmetic wipes, medical rolls, cleaning cloths, cleaning chemicals, gloves and other articles.

Wilder AG 

Sarmenstorf · Since 2018

Wilder AG carries out deconstruction work and provides dust-protection and ventilation solutions for construction sites. Services include core drilling and diamond cutting, surface and wall processing, site organization and temporary air cleaning.

Wirtschaft Stutz GmbH 

Sarmenstorf · Since 2023

The company Wirtschaft Stutz GmbH offers management and consulting services for gastronomy and hotel operations. The core activities include: * Operational optimization and efficiency enhancement through analysis and optimization of operational processes * Implementation of modern technologies such as digital ordering systems and app solutions * Management of gastronomy and hotel operations, including taking over the entire management or providing support as a sparring partner * Support in digitalization and development of strategies for analog and digital customer experience * Coaching and training of teams * Implementation of innovations such as app ordering and pop-up stands The company's core activity is thus the optimization and digitalization of gastronomy and hotel operations to improve their efficiency, productivity, and quality.

Wizol, AG für Leichtmetallgiesserei und Werkzeugbau 

Sarmenstorf · Since 2018

Wizol, AG für Leichtmetallgiesserei und Werkzeugbau manufactures light‑metal castings and provides toolmaking capabilities. Services cover design and prototyping, permanent‑mold and low‑pressure casting, machining, surface finishing, heat treatment and inspections such as X‑ray and spectrometric analysis for various industrial sectors.

Wizol, AG für Dienstleistungen und Infrastruktur 

Sarmenstorf · Since 1955

Wizol, AG für Dienstleistungen und Infrastruktur is an aluminium foundry producing die-cast and low-pressure cast components and manufacturing molds in its in-house toolmaking. The company provides services from design and prototyping through machining to surface finishing, and maintains quality infrastructure such as spectro analysis and X-ray inspection.

Welti Allrounder GmbH 

Sarmenstorf · Since 2025

Welti Allrounder GmbH provides garden maintenance, property maintenance, general and special cleaning services, and supplies construction machine operators and truck drivers (no own machines or trucks).

A.Keusch GmbH 

Sarmenstorf · Since 2022

The core activity of the company "Grillvermietung André Keusch" is the rental of grills for private and public events, as well as the provision of related services such as the organization and serving of grilled dishes.