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Ceramdis GmbH 

Elsau · Since 1997

The core activity of Ceramdis GmbH is the development and production of customer-specific components and assemblies made of technical ceramics (high-performance ceramics) for various fields of application such as analysis and laboratory technology, electrical engineering, storage technology, measurement and sensor technology, production and process technology, as well as semiconductor and coating technology.

Christian O. Kurz - Umbau und Bauleitung 

Elsau · Since 2012

The core activity of COKBAU is the construction management and renovation of houses, apartments and terraces, including renovation, rehabilitation and modernization. The company offers services such as evaluation and planning, construction management, renovation and refurbishment, with a focus on quality work, efficient working methods and satisfied customers.

Christin Necker Fotografie & Film GmbH 

Elsau · Since 2018

The core activity of Christin Necker Fotografie & Film GmbH is the creative production of visual content, particularly in the areas of: Advertising photography, Image films, Time-lapse and hyperlapse photography, Cinematic drone shots (FPV). The company also offers complete film productions and project management, especially for clients from the advertising and social media sectors.

Classic Cars Switzerland GmbH 

Elsau · Since 1997

Classic Cars Switzerland GmbH rents and sells classic and luxury vehicles from the 1930s to the 1980s for weddings, events, photo and film productions, and advertising. Services include chauffeur hire and a range of American, European and convertible models, with specific vehicle details and sales listings provided on request.

Concept One GmbH 

Elsau · Since 2023

Concept One GmbH provides event technology and production services, designing and delivering technical solutions for on-site and online events. Services include consultancy, concept development (3D visualisations, acoustic simulations), planning, on-site implementation and operational support.

Danho Bauingenieur & Planung GmbH 

Elsau · Since 2024

The core activity of Danho Bauingenieur & Planung is the planning and coordination of construction projects, including: structural engineering and earthquake safety, special foundation engineering and excavation pits, construction planning and project coordination, condition analyses and expert opinions for existing buildings, and the creation of construction plans and calculations. The company offers tailored solutions for new buildings, conversions and renovations, using the latest construction methods and energy efficiency.

Defender GmbH 

Elsau · Since 2023

The core activity of DEFENDER GmbH is the provision of security services, including: security services, order services, patrol and object protection, mobile intervention unit (MIE), and parking control. The company thus offers a wide range of security services to support customers in ensuring safety and order.

Egli Sport Garage GmbH 

Elsau · Since 2000

Egli Sport Garage GmbH is a service provider for Porsche vehicles, offering the following core activities: Porsche vehicle tuning, expert repairs of Porsche vehicles, Porsche vehicle consulting, sales of pre-owned Porsche vehicles, and restoration of Porsche vehicles. The company thus provides a comprehensive range of services for Porsche vehicles and positions itself as a specialist for this brand.

Elektrizitätsgenossenschaft Rümikon EGR 

Elsau · Since 1910

The company's core activity is the supply of electricity, in particular the supply of households and businesses in the supply area with electrical energy. This also includes the management and operation of the necessary infrastructure such as transformer stations and distribution cabinets, as well as the procurement of electricity from suppliers.

Eulach Bau & Verwaltung GmbH 

Elsau · Since 1999

The core activity of Eulach Bau & Verwaltung GmbH is the provision of services in the field of architecture and real estate, particularly in the areas of planning, management, administration, renovation and new construction of properties, as well as consulting and support for clients in the Swiss real estate market, especially in the greater Winterthur area.