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Raiffeisenbank Mittelrheintal Genossenschaft 

Widnau · Since 1907

RAUCH Schweiz AG 

Widnau · Since 2002

RAUCH Schweiz AG is a beverage company that produces and markets its brands and provides fruit processing and co-packing services. Its product range includes branded drinks (e.g. Happy Day, BRAVO), fruit juice concentrates, purees and natural flavours, and filling in cans, PET and glass bottles as well as other packaging formats for B2B customers.

RBcomm Buecheler 

Widnau · Since 2016

The company RBcomm Buecheler offers services in the areas of project management, marketing, trade fair and event organization, as well as emergency planning. The core activity of the company is to support customers in planning, implementing and executing projects both domestically and internationally, particularly in the areas of marketing, communication and event organization. The company also provides resources and expertise for the implementation of sub-projects or comprehensive packages to support customers in achieving their goals.

rheintal-heizoel ag 

Widnau · Since 2018

The company's core activity is the trade and supply of fuels and lubricants, particularly heating oil, diesel and petrol, to private and business customers in the Rhine Valley, Lake Constance, Appenzell and Liechtenstein regions. This also includes the operation of independent petrol stations, the implementation of tank revisions and the sale of engine, transmission and hydraulic oils.

RhyMech AG 

Widnau · Since 1999

RhyMech AG provides CNC machining and complete processing of medium-sized components, producing small to medium series. Services include machining of various materials (steel, aluminium, non-ferrous metals, titanium), manufacturing-technology consulting, and the production of components and assemblies for sectors such as rail and transport, vehicle and municipal technology, chemical, energy and machinery industries.

Rhymech Infra AG 

Widnau · Since 1987

Rhymech Infra AG is a CNC machining company offering complete machining of medium-sized components for small and medium series production. It works with a wide range of materials (steel, aluminium, non‑ferrous metals, titanium) and provides manufacturing-technical consultation to optimize material choice and producibility. Served industries include rail and transport vehicles, vehicle and municipal technology, the chemical industry, and machine and plant engineering.

Röckle Kieferorthopädie AG 

Widnau · Since 2016

The company's core activity is orthodontics, particularly the treatment of patients of all age groups with the aim of restoring harmonious tooth, mouth and jaw relationships and enabling a healthy and beautiful smile. This also includes the creation of dental braces, the performance of X-ray and scanning examinations, as well as the administrative care of patients.

Rohnair Aviation by Philipp Rohner 

Widnau · Since 2021

The core activity of Rohnair Aviation is the operation of private sightseeing flights and aerobatic flights in Eastern Switzerland at cost price.

Roland Oschwald Reparaturen + Service 

Widnau · Since 2016

The core activity of Oschwald Reparaturen & Service is the execution of repairs and maintenance on DMG milling machines.

Rolma GmbH 

Widnau · Since 2012

The core activity of Rolma GmbH is the manufacture and distribution of vandalism-proof, maintenance-free public fireplaces, in particular armoured grills, as well as related products such as benches, tables and waste containers for public spaces.