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InstaControl AG 

Dübendorf · Since 2020

InstaControl AG is an independent inspection company that examines electrical installations and issues safety certificates. The company provides periodic electrical inspections (including checks requested by network operators or for property transfers), acceptance and quality inspections, device safety testing according to SNR 462638, and advisory and contract-based control services. InstaControl acts as an independent control body and safety adviser for electrical installations.

Interactive Consulting Plus GmbH 

Dübendorf · Since 2019

The core activity of Interactive Consulting Plus GmbH is the provision of services in the field of professional development and career planning, particularly: application coaching, especially in the IT environment; cross-industry executive courses; training and education in key aspects of adult education; and career coaching and career planning. The company offers these services to support people in their reintegration into the labor market and to promote their professional development.

Ironman Switzerland AG 

Dübendorf · Since 1995

Joachim Focking 

Dübendorf · Since 2001

Joachim Focking is a Dipl. oec., economist and management consultant. He serves as a company manager, sits on corporate and foundation boards, and provides advisory support on strategy and organizational matters.

JOTEC sales GmbH 

Dübendorf · Since 2002

The core activity of Artivion is the development, manufacture and marketing of medical technologies and products for the treatment of aortic diseases, particularly in the field of cardiovascular surgery. The company offers innovative solutions for patients with aortic diseases and focuses on the areas of cardiac and vascular surgery.

Julius Kamber & Co AG 

Dübendorf · Since 1977

The core activity of Julius Kamber & Co. AG is the planning, installation, maintenance and renovation of building technology systems, particularly in the areas of: Sanitary, Heating, Cooling, Air Conditioning and Ventilation. The company also offers services such as modernization, repair and maintenance of existing systems, as well as planning and execution of new buildings and conversions.

K51 AG 

Dübendorf · Since 2024

The company K51 AG offers solutions for High-Performance Computing (HPC) and develops a network that enables companies and organizations to reduce their energy costs and fossil footprint. The core activity of the company is in the field of sustainable and environmentally friendly IT infrastructure, particularly in the area of high-performance computing and fossil-free heat supply.

Kardio Glattal AG 

Dübendorf · Since 2019

The core activity of Kardio Glattal is the provision of medical services in the field of cardiology, particularly the diagnosis and treatment of heart and circulatory diseases.

Kern Treuhand AG 

Dübendorf · Since 1973

The core activity of Kern Treuhand AG is the provision of trust and accounting services, in particular the conduct of audits for small and medium-sized enterprises (SMEs).

KETS GmbH 

Dübendorf · Since 2014

The core activity of KETS GmbH is education and further training in the field of make-up and hairstyling. The company offers various courses, workshops and training programs to provide students and interested parties with the necessary skills and knowledge in these areas. The KETS Make Up Academy is located in Zurich-Stettbach and also offers online brochures and newsletters to inform interested parties about its offers.