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RICHNER gartenBAUservice 

Windisch · Since 2007

Roberit AG 

Windisch · Since 1981

Robert Ehrismann AG 

Windisch · Since 1964

The core activity of Roberit AG and Labosim Markierungs AG is the development, manufacture and application of marking systems and techniques for road construction, particularly in Switzerland. This includes the production of marking paints, marking machines, glass beads and other products for road marking, as well as the execution of marking work and services in the field of traffic technology and signaling.

Roger Zeier Bauökonomie AG 

Windisch · Since 2024

The core activity of Roger Zeier Bauökonomie AG is the provision of construction economics services, in particular cost planning, control and management for construction projects, as well as owner consulting.

Schatzmann Opal 

Windisch · Since 2013

The core activity of Schatzmann Opal is the trade and processing of Australian opals, particularly boulder opals. The company purchases raw materials directly from miners and processes them in its own cutting workshop. It offers a selection of various types of opals, including boulder opals, hello opals, doublets, and Brazilian hello opals. In addition, the company also provides services such as re-cutting and re-polishing of opals.

Schreinerei Braun 

Windisch · Since 2011

The core activity of Schreinerei Braun is the manufacture and processing of wood products, particularly in the field of carpentry.

Seelenfaden GmbH 

Windisch · Since 2023

Seelenfaden GmbH is a child and adolescent psychiatry and psychotherapy practice that provides psychiatric consultations, assessments and therapy for children, adolescents and their families. Services include diagnostics and disorder-specific psychotherapeutic treatments for conditions such as ADHD, Asperger spectrum, trauma- and bereavement-related disorders and attachment/communication difficulties.

sistermind GmbH 

Windisch · Since 2020

The core activity of sistermind GmbH is to advise and support healthcare organizations in the implementation of projects, processes, and the optimization of resources. The two founders, Sarina Jermolli and Simone Wirth, bring their long-standing experience from the medical laboratory and their expertise in process optimization, project management, and laboratory organization to support customers in the efficient and successful implementation of projects and processes.

Smartnail AG 

Windisch · Since 2022

The core activity of Smartnail AG is the development, manufacture and marketing of interactive fingernails with a built-in microchip, which enable the transfer of digital information such as business cards, photos and links by touching a smartphone.

SOLIFOS AG, Fiber Optic Systems 

Windisch · Since 2018

The core activity of Solifos AG is the development and manufacture of innovative fiber optic cables, microducts and accessories for various application areas, particularly in the fields of defense, telecommunications and sensor technology. The company offers specialized solutions for monitoring and controlling structures, buildings and borders, as well as for data acquisition in various environments.