Holding company in
Immensee

convoltas Group AG

Since 2022 · 1–10 empl.·5.0(15)

convoltas Group AG is the group behind convoltas AG. Through this company, the group develops and implements large-scale photovoltaic systems, energy storage and e-mobility solutions, and provides energy-related operational optimisation.

C. Vanoli Holding AG

Since 2003 · 1–10 empl.

C. Vanoli Holding AG is the holding company of the C. Vanoli Group and combines its activities in construction, general contracting and real estate. The company supports building projects, carries out structural, civil, rail and track-related construction work, and provides services for the sale, rental and management of properties.

Biotensidon International AG

Since 2016 · 1–10 empl.

Biotensidon International AG researches and develops biosurfactants within white biotechnology, notably the Rhapynal® supramolecular complex composed of rhamnolipids, pyoverdines and alginates. The company pursues application-specific research for uses in environmental protection, agriculture, cosmetics, pharmaceutics and industrial cleaners.

VAREM Holding AG

Since 2014 · 11–20 empl.·5.0(1)

VAREM Holding AG develops and executes real estate projects, guiding them from concept through to sale. Its activities include project development and delivery for residential, commercial and hotel properties, along with energy-related services and project management.

Durrer Group AG

Since 2025 · 1–10 empl.

Durrer Group AG develops and produces special-purpose machines as well as automation and robotics solutions for various industrial applications. Its portfolio also includes vacuum technology and custom machine solutions, complemented by service, maintenance and after-sales support.

Weinmann Invest AG

Since 2003 · 1–10 empl.

Nevance AG

Since 2006 · 1–10 empl.

TWI Holding AG

Since 2007 · 1–10 empl.

MOSAFERAT GMBH

Since 2010 · 1–10 empl.

CHASQUIS HOLDING AG

Since 2011 · 1–10 empl.

Pegasos Performance AG

Since 2012 · 1–10 empl.

sinadi ag

Since 2015 · 1–10 empl.