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Rolf Frei GmbH 

Diepoldsau · Since 2008

The core activity of Rolf Frei GmbH is the manufacture and interior fitting of high-quality furniture and interior fixtures, particularly carpentry work, such as bathroom furniture, wardrobes, built-in cupboards, sideboards, doors, tables and benches, kitchens and laundry kitchens.

Rolfland Marotta GmbH 

Diepoldsau · Since 2008

The core activity of Rolfland Marotta GmbH is the creation of creative solutions in the fields of graphics, photography, film and web design. They offer services such as graphic design, photography, film production and web development to bring their customers' stories and visions to life.

RTH-Bau GmbH 

Diepoldsau · Since 2024

The core activity of RTH-Bau GmbH is the planning, consulting, installation and maintenance of various types of flooring, including parquet, laminate, PVC, linoleum and carpets, for private and commercial customers.

Rust Klimatechnik GmbH 

Diepoldsau · Since 2023

The core activity of Rust Klimatechnik GmbH is the professional installation, maintenance and repair of air conditioning systems and split systems. This also includes the new installation and configuration of air conditioning systems. The company also offers rapid assistance in urgent cases and precise and clean installation.

Salzgeber Engineering & Services GmbH 

Diepoldsau · Since 2015

Salzgeber Engineering & Services GmbH provides consulting and engineering services in plastic injection moulding and product development. Its offerings include material evaluation (including for pharmaceutical primary and secondary packaging), product and tooling development, project management, procurement and supplier evaluation, process optimisation and production transfer, as well as interim management and marketing/trade-fair support.

SCHWARZ IT 

Diepoldsau · Since 2010

SCHWARZ IT is an IT service provider offering system architecture, IT support and tailored IT concepts for companies. Services include analysis, implementation and maintenance of IT infrastructures, plus hosting, cloud (IaaS/SaaS) and IT outsourcing provided from its own data centre.

Seiler Handels GmbH 

Diepoldsau · Since 2011

The core activity of Seiler Handels GmbH is the creation, design and maintenance of websites for small businesses, particularly using the open-source tool WordPress. This also includes the integration of shop systems, consulting and implementation of social media concepts, as well as providing update and maintenance services for existing websites.

SHT Silvio Hartmann Treuhand AG 

Diepoldsau · Since 2021

The core activity of SHT Silvio Hartmann Treuhand AG is the provision of trust services, including consulting, support and optimization of business and private interests, as well as the management of real estate.

Sieber-Viertl Werkstatt GmbH 

Diepoldsau · Since 2012

Sieber-Viertl Holzbau GmbH 

Diepoldsau · Since 1998

SIH - Schweizer Ingenieurbüro Huber AG 

Diepoldsau · Since 2018

SIH - Schweizer Ingenieurbüro Huber AG is an engineering firm specializing in fire protection and security technology, providing consultancy, fire-protection concepts and plans, quality assurance, risk management, BIM-based planning and construction site safety services.

S. Keller AG 

Diepoldsau · Since 1992

The core activities of S. Keller AG include: * The manufacture and distribution of mailbox systems * The development and construction of safe rooms and safe room equipment. The core activities of the subsidiary Halos Logistics AG include: * The rental of storage space to third parties. The core activities of the subsidiary Halos Invest AG include: * The acquisition and development of properties, in particular the construction of multi-family houses.

Spiromat AG 

Diepoldsau · Since 1989

The core activity of Spiromat AG is the manufacture and distribution of vending machines for the hospitality industry, particularly dart machines, table football machines and other entertainment machines for cafes and similar establishments.

sporteo Int. Sportmanagement (Schweiz) AG 

Diepoldsau · Since 2004

The company provides services in the field of sports sponsorship and sports technology, particularly the planning, organization and implementation of advertising measures in sports, including the use of LED bands and virtual band advertising.

Stefan Brugger GmbH 

Diepoldsau · Since 2004

Stefan Brugger GmbH supplies tailored packaging solutions for retail, manufacturing and service companies, distributing films, bags, cartons and complementary packaging items. The company also provides consulting, interim warehousing and scheduled delivery services for B2B customers.

JOKER Investment GmbH 

Diepoldsau · Since 2023

The core activity of Sumpfgeist GmbH is the production and distribution of high-quality gin spirits.

Supreme Media AG 

Diepoldsau · Since 2010

Supreme Media is a specialist in performance marketing. The company's core activity is to support businesses in increasing their reach and acquiring customers in Germany, Austria, and Switzerland. To achieve this, Supreme Media offers various services, including: Display advertising with special formats, Direct mail campaigns by post, E-mail marketing with self-developed dispatch solutions, and Cross-media solutions that combine online and offline channels. The company generates reach with clicks, leads, and sales through its specialized theme newsletters, display solutions, and direct marketing campaigns. Supreme Media focuses on the brokerage of self-generated data and places emphasis on data protection and performance orientation.

Swiss Alu Trading AG 

Diepoldsau · Since 2005

Swiss-Park GmbH 

Diepoldsau · Since 2021

The core activity of Swiss-Park GmbH is the planning, consulting, manufacturing and installation of parking systems, in particular automatic parking systems, car lifts, double parkers and parking pallets. The company also offers renovation and maintenance services for existing parking facilities.

SWOZI AG 

Diepoldsau · Since 2024

SWOZI AG is a sports technology company that designs, develops and manufactures line marking systems for sports fields, including autonomous, semi-autonomous and manual machines using GPS and robotic technology. SWOZI also supplies line marking paint, accessories and spare parts and offers on-site demos, training and engineering consultancy.