For 90 years, the largest independent crude oil refinery in Switzerland with its headquarters in Langenthal, in the heart of Switzerland, has been active in research, development and production of innovative lubricants and chemicals, which are established on the world market. At the present time, the complete MOTOREX product range includes well over 2,000 products.

By its uncompromising quality assurance at every level, MOTOREX produces products and services of a consistently high quality. In 1993 the company was awarded the internationally recognised ISO 9001 certificate for its overall performance in the fields of development, research, production, sales, after-sales service, final inspection, marketing and communication. Preparations for certification according to ISO 14001 are currently in progress.