Rohner AG
Ongoing Change is Vital to Progress. Rohner AG upholds this philosophy from its founding in 1906 to the present day, from the production of formic acid, to the development and global marketing of textile dyes, state-of-the-art performance chemicals, APIs and intermediates. As a leading custom manufacturing company located in Switzerland near Basel, we serve demanding customers in growth markets with a traditional Swiss commitment to quality - providing them with development and rapid scale-up of complex, multi-step synthetic processes.