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Chez René Wohlgemuth 

Wallisellen · Since 2015

Chez-René offers catering and party services, including the preparation and delivery of food and beverages for various occasions such as apéritifs, corporate events, weddings, birthday parties and other events. They offer a wide range of dishes, including crêpes, grilled meats, paella, pasta, risotto, raclette, fondue and vegan options. Additionally, they rent out equipment such as glacévelos, market stalls, wok stations, grills, tents and seating.

e.e.com elektroanlagen ag 

Wallisellen · Since 2003

The company e.e.com is an electrical installation and engineering company specializing in the planning, installation, and maintenance of electrical systems, communication systems, building automation, and switchgear. The core activities include: Electrical engineering and planning, Electrical installations and installation checks, Building maintenance and service, Communication systems, Building automation, and Switchgear. The company also offers training and further education and is committed to sustainable and environmentally friendly corporate management.

Elprom Partner AG 

Wallisellen · Since 2003

The core activity of Elprom Partner AG is electrical planning, particularly the development of individual, forward-looking concepts and sustainable, intelligent solutions for the building sector, including residential buildings, office buildings, industrial facilities, municipal buildings and outdoor facilities.

Rohr Gebäudetechnik AG 

Wallisellen · Since 2017

The core activity of Rohr Gebäudetechnik AG is the planning, installation and maintenance of building technology systems, particularly in the areas of: Sanitary installations, Ventilation installations, Refrigeration installations, and Heating installations. The company thus provides services in the field of building technology to ensure an optimal indoor climate and efficient energy management in buildings.

Ecosens AG 

Wallisellen · Since 1990

Ecosens AG is a partner-led environmental consultancy providing services in subsurface and contaminated-site investigations, building pollutant assessments and indoor air (including radon) measurements, environmental planning and impact assessments, and environmental law and compliance advisory.

Ecosens Holding AG 

Wallisellen · Since 2016

Ecosens Holding AG is a partner-managed environmental consultancy providing services for subsurface and contaminated-site issues (geology, groundwater, geothermie), building-related pollutant assessment (asbestos, indoor air measurements, radon), environmental planning (EIA, soil protection, construction-phase environmental supervision, studies) and legal/compliance support (environmental and climate law, due diligence, audits, workplace measurements, training).

Kälin Immobilien-Treuhand AG 

Wallisellen · Since 1992

The core activity of Kälin Immobilien-Treuhand AG is the comprehensive management and administration of properties, including real estate management, sales and brokerage, renovation and refurbishment, as well as consulting and expert opinions.

TERRA ROSSA Bellani 

Wallisellen · Since 2013

The company's core activity is the production and distribution of organic olive oil.

Ambit AG 

Wallisellen · Since 1996

Ambit AG is a Digital Business Enabler that supports companies in digital transformation and provides consulting and implementation services. The company implements CRM and ERP solutions based on Microsoft technologies (Dynamics 365, Power Platform, Azure, Microsoft 365) and offers licensing, support and maintenance services.

Ambit Group AG 

Wallisellen · Since 2017

Ambit Group AG supports companies in digital transformation by providing consulting, implementation and support for Microsoft‑based CRM and ERP solutions (Dynamics 365). The company also offers services for Microsoft Power Platform, Microsoft 365, Azure, licensing (CSP) and industry-specific customizations.