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PHYSIO TENSION GMBH 

Stein Ag · Since 2023

The company's core activity is the provision of physiotherapeutic services, including sports physiotherapy, dry needling, shockwave therapy and personal therapy, with the aim of supporting patients in their rehabilitation and prevention and improving their physical performance.

Allves GmbH 

Stein Ag · Since 2004

The core activity of ALLVES is the development and provision of specialized niche solutions for cross-border commuters in the areas of insurance, pension planning and wealth management, primarily through brokers and intermediaries.

Büro Barbara Bilstein 

Stein Ag · Since 2007

The company's core activity is the preparation of tax returns, particularly for expatriates.

Blatter Kaminfeger GmbH 

Stein Ag · Since 2022

The core activity of the company "Blatter Kaminfeger GmbH" consists of carrying out cleaning, maintenance and inspections of combustion systems, including chimneys, stoves, fireplaces, chimneys, chimney stoves, pellet stoves, tile and soapstone stoves, as well as oil and gas heating systems. This also includes visual inspections and exhaust gas measurements to ensure compliance with the regulations of the Clean Air Ordinance.

ERNE AG Bauunternehmung 

Stein Ag · Since 2015

ERNE AG Bauunternehmung is a construction company that delivers building, civil engineering and renovation projects. Acting as builder and as general/total contractor, it provides services for industrial, commercial and residential construction, water and infrastructure works, concrete drilling/cutting, structural protection, engineering and BIM.

Birri Architekten AG 

Stein Ag · Since 1987

The company's core activity is the planning, development and realization of architectural projects, including design, management and construction management, with a focus on sustainable and ecological solutions.

ZA BAU Zaim Abdulovski 

Stein Ag · Since 2020

The core activity of ZA BAU is the provision of services in the construction sector, particularly: new building construction, renovation and conversion of existing buildings, masonry work, paving work, and gardening services. The company thus offers comprehensive services for all aspects of construction, from planning to execution, and positions itself as a competent partner for construction projects of all kinds.

Bajrami Gartenbau und Pflege 

Stein Ag · Since 2019

Bajrami Gartenbau und Pflege provides garden maintenance and landscaping services, including lawn mowing, general garden care and subscription maintenance plans. Work is billed by the hour (hourly rate CHF 57) and fixed-price monthly subscriptions are available.

QPS Engineering AG 

Stein Ag · Since 2022

QPS Engineering AG is a service company specializing in the fields of pharmaceutical and process engineering. The core activities include: Consulting and planning of plants and processes for the pharmaceutical industry; Conducting technical studies, risk analyses and audits; Developing and implementing solutions for the automation and digitization of processes; Project management and execution for pharmaceutical and process engineering projects; Qualification and validation of plants and processes according to the highest quality standards; Manufacturing of customer-specific special solutions. The company thus offers comprehensive services for the pharmaceutical industry, from planning and development to implementation and validation of plants and processes.

CRT Cleanroom-Technology AG 

Stein Ag · Since 2014

The core activity of CRT (Cleanroom Technology) is the development and provision of cleanroom measurement technology and services, including measurement technology and maintenance, flow visualization, calibration, product distribution and consulting, to maximize the productivity of cleanrooms in various industries such as biotechnology, food industry, chemistry and microelectronics.