pr_w_smallPaul Reh (Dipl. Ing. agr.) studied agriculture at the Justus-Liebig University Giessen and at the University of Hohenheim with a focus on plant protection. He graduated at the University of Hohenheim at the Institute for Phytomedicine, Dept. Applied Entomology and obtained the doctorate. Afterwards he was employed by an agrochemical company as product development representative and gained advanced knowledge on field trial techniques concerning herbicides and fungicides.

In 1990 he founded the firm Versuchswesen Pflanzenschutz, offering trial service to national and international agrochemical industries. In 2016, the individual company has changed its legal status to CropTrials GmbH. Since then he is the main shareholder and CEO of the firm.