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Kälin Deckenbau AG 

Zurich · Since 1986

The core activity of Kälin Deckenbau AG is the planning, consulting, sales and installation of ceiling systems, acoustic ceilings, acoustic panels and other wall claddings, as well as the execution of ceiling cleaning and renovation.

Lüscher Juwelier GmbH 

Zurich · Since 2003

Lüscher Juwelier GmbH is a jeweller and goldsmith offering precious-metal jewellery such as rings, earrings, bracelets, pendants, necklaces and sets. The workshop produces bespoke pieces on request, performs remodelling and repairs, and can melt down old jewellery to create new items.

Terratech AG 

Zurich · Since 1989

The core activity of Terratech AG is the provision of services in the field of earth and special foundation engineering, including: excavation pits, engineering works, excavation pit securing, special foundations, building demolition and underpinning, earthworks, demolition works, and earth probes. The company offers innovative and cost-effective solutions based on technical expertise and sound engineering knowledge, and carries out the work with its own modern earth and special foundation engineering equipment.

TSG International AG 

Zurich · Since 2005

The core activity of TSG International AG is the development, manufacture and distribution of protective equipment and clothing for action and extreme sports such as skateboarding, BMX, mountain biking, snowboarding and wakeboarding. The company offers helmets, protective vests, goggles, gloves and clothing that are specifically tailored to the needs of these sports.

Alpha Reisen AG 

Zurich · Since 1956

The core activity of Alpha Golftours is the organization and sale of golf trips and individual travel experiences, particularly for golfers. The company offers customized trips for groups and individuals and has specialized in planning and executing golf trips to various countries around the world.

ecoEn GmbH 

Zurich · Since 2017

The core activity of ecoEn is consulting, planning, installation and maintenance of renewable energy solutions, particularly photovoltaic systems, energy storage batteries, smart home systems, e-mobility and heat pumps, with the goal of supporting customers in switching to an emission-free, sustainable and autonomous energy supply.

Glas Tustonja GmbH 

Zurich · Since 2006

The core activity of Glas Tustonja GmbH is the execution of glazing services of all kinds for private individuals and companies in the canton of Zurich. This includes in particular: new manufacturing and repairs of glass installations, production and assembly of glass plates, mirrors and decorative glasses, installations of shower doors, shower screens, awnings, balcony glazing, safety glasses and insulating glasses, assembly and repair of shop windows, and manufacturing of glass tables, tabletops and decorative glasses for interior design. The company thus offers a comprehensive range of glass services for various fields of application, from private apartments to business premises.

Heinz Gertsch AG 

Zurich · Since 1995

The core activity of Heinz Gertsch AG is the planning, installation and maintenance of heating systems, including district heating, heat pumps, solar systems, gas heating and oil heating, as well as pipeline construction and conversions in the field of building technology.

JEGEN IMMOBILIEN AG 

Zurich · Since 1974

JEGEN IMMOBILIEN AG is a family-owned real estate company that manages rental apartments in its own properties. The company undertakes portfolio management and project development focused on renewing existing buildings and provides information and application forms for available apartments, garages and parking spaces.

pargoo GmbH 

Zurich · Since 2021

The core activity of pargoo is the development of individual software solutions, including Web3/Blockchain, Mobile Apps, Web Apps, UX/UI Design and Consulting, for start-ups, scale-ups and SMEs, with a focus on agile processes and nearshore software development.