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Rhygast GmbH 

Rheinfelden · Since 2016

Rhygast GmbH operates the Rhybar buvette and the associated winter venue, providing seasonal food and beverage services and mobile catering. The company also offers event hosting and organisation for apéros and larger gatherings and runs concerts and children’s events.

Rihs + Zander Uhren & Schmuck AG 

Rheinfelden · Since 1990

The core activity of Rihs & Zander is watchmaking and the sale of jewelry. Specifically, this includes the repair and maintenance of watches, including battery replacement, strap replacement, and the repair of pendulum clocks and wall clocks. In addition, the company also offers the sale of wedding rings and other jewelry pieces.

Rimle AG 

Rheinfelden · Since 2019

The core activity of Rimle AG is real estate brokerage and management, including services such as: * Sale of real estate * Purchase of real estate * Rental of real estate * Real estate valuation * New construction projects * Land development * Management of residential and commercial properties The company also offers additional services such as accompanying real estate projects, handling sales and purchase processes, and advising clients in all phases of their real estate projects.

Rinaudo & Kiss Immobilien GmbH 

Rheinfelden · Since 2016

Rinaudo & Kiss Immobilien GmbH is a real estate company that provides brokerage and advisory services for the purchase, sale and valuation of residential and commercial properties.

Ritter Konstruktionen GmbH 

Rheinfelden · Since 2016

The core activity of Ritter Konstruktionen GmbH is mechanical engineering, particularly plant and apparatus construction, as well as the development of tools and tablet packaging. The company offers comprehensive services in these areas, including planning, design and manufacturing of complete systems, conversions and spare parts.

Roduner Weine GmbH 

Rheinfelden · Since 2024

The company's core activity is viticulture and wine production. The company cultivates grapes, particularly Pinot Noir, in its own vineyards and produces various wines that are sold directly from the estate.

Rolf Müller Dienstleistungen GmbH 

Rheinfelden · Since 1999

The core activity of Rolf Müller Dienstleistungen GmbH is the provision of services in the field of construction administration, particularly for master builders, architects, general contractors, engineers, and entrepreneurs. This includes: creation of tender documents and performance specifications, construction administration and billing, estimates and quantity surveys, Building Information Modeling (BIM), construction trust and project management, insolvency proceedings and consulting, mediation and settlement negotiations, and consulting for construction companies. The company supports its customers in planning, executing, and billing construction projects, offering a comprehensive range of services.

rs tours ag 

Rheinfelden · Since 2017

The core activity of RS Tours AG is the organization and implementation of group tours, particularly round trips and stays throughout Europe, as well as incoming trips to Switzerland. The company offers customized trips for groups, including bus and flight tours, and strives for the perfect execution of these trips.

Schatzmann Baumontagen GmbH 

Rheinfelden · Since 2022

Schatzmann Baumontagen GmbH provides owner representation and overall project management for infrastructure construction, offering services such as land and legal acquisition, tender management, project development, and project and risk management. The firm’s practice areas include construction law, road and civil engineering, drainage, railway construction and condition assessments for buildings.

Schützen Rheinfelden AG 

Rheinfelden · Since 2009

The core activity of Schützen Rheinfelden AG includes the operation of a clinic for psychosomatic and holistic medicine as well as the maintenance of hotels and local recreation facilities. The company thus offers a combination of medical services, hospitality and leisure activities.