Technical Consulting & Engineering in
Stein am Rhein

Antrova AG

Since 2002 · 1–10 empl.

The core activity of Antrova AG is the development and provision of technical services and products in the field of mechanical engineering, particularly in the areas of engine technology, energy technology and general mechanical engineering. The company offers specialized services such as technical consulting, calculations, contract development and the rental of experts. An important part of the activities is the development and deployment of innovative technologies such as the Comprex™ pressure wave charger, which is used in various industries such as engine technology and energy technology.

Swiss International Propulsion Engineering Solutions Dr. Ing. Gert Hinsenkamp

Since 2020 · 1–10 empl.

The core activity of SIPES (Swiss International Propulsion Engineering Solutions) is the provision of engineering and consulting services in the field of alternative propulsion systems, particularly in the automotive, aerospace and engine industries. This also includes technical due diligence for alternative propulsion systems and drive components, as well as consulting activities in the areas of executive development, coaching and consulting.

Safexperts AG

Since 2013 · 1–10 empl.·4.0(1)

The company provides services in the field of safety and quality assurance, particularly in the areas of occupational safety, health protection, environmental protection, explosion protection and electrical safety. It develops safety concepts, conducts risk assessments and offers training and further education as well as seminars.

KKE Keller Konstruktion & Entwicklung

Since 2004 · 1–10 empl.

FTR Technology GmbH

Since 2021 · 1–10 empl.