Management

With around 20+ years of experience Dr. Grün gained knowledge in areas like R&D, Sales, Marketing and Procurement. He has a deep understanding of the chemical industry and previously held several senior management roles at Bayer, Lanxess and Münzing Chemie. His hands-on mentality with demonstrated track record in execution, target orientation as well as his clear focus on growth and value creation, set him apart for this position.

Mr. Koivisto started his chemical career in the UK working for BASF. Later on, he held various sales and marketing leadership roles at BASF in Germany. He also held a regional business unit responsibility at Orica for EMEA, before joining DOW Coating Materials in global key account management. Mr. Koivisto joined the WeylChem Group of Companies in 2017, and is today leading the Sales and Marketing platform of the Group.

Dr. Maier started his career working for Hoechst and Clariant in the fine chemicals business, which became part of WeylChem in 2007. Prior to his current position, he worked across R&D, Operations, Sales and Business Management and also leads the company's Care Chemicals Business.

With a wealth of experience in various areas of the custom manufacturing industry, including fine chemicals, nutrition, feed, and pharmaceutical ingredients, Dr. Sonnenberg has previously held leadership roles at Symrise, Bell, Sensient and Minascent.

Alix Deschamps has around 25 years of international experience in the petrochemical and chemical industry, including positions as site manager and operations manager with a strong focus on HS&E. Before joining WeylChem in January 2021, he was Group Manufacturing Excellence Director at Solvay SA, based in Brussels, Belgium.

Dr. Riehm started his career in the ICI Group in 2017. He held several commercial and business related functions within the group. in 2018, he took over the role as Managing Director at Corden BioChem GmbH and laid the ground for a new start as supplier to the food and feed market. In October 2020 he moved to the US and joined Corden Pharma Boulder as Director of Peptides. In 2022 he was appointed Managing Director of Allessa GmbH and WeylChem Höchst GmbH.

With extensive experience in leadership roles, Mr. Matheny worked for Georgia-Pacific Packaging Division in several finance roles and as General Manager of a corrugated box manufacturing plant. He also spent 10 years as Vice President Strategic Planning and Analysis for Novolex.