Lowa has announced that Alexander Nicolai will join the top management on Jan. 1 as joint managing director alongside Werner Riethmann, the German company's longtime chief executive, and Rudolf Limmer and Matthias Wanner, the commercial director and international sales manager. Nicolai has been heading up design and product development at Lowa since 2014. Riethmann, who has been running the company for more than 25 years, will remain in the management for a further two years.