Press release
February 20, 2015

Wolfgang Kaster appointed as President Evonik Japan and Senior Representative of Evonik Group in Japan

Wolfgang Kaster has been appointed as President of Evonik Japan and Senior representative of Evonik group in Japan effective June 1, 2015. He succeeds Ulrich Sieler, who will retire from active service on May 31, 2015 and will return to Germany.

Wolfgang Kaster, after completing his studies in Material Science, began his professional career in the Group as an engineer in R& D of the former Degussa AG in Hanau in 1987. After further assignments in technical customer support and process engineering and he transferred to Degussa Pacific in Hong Kong as regional technology and marketing manager in 1996. In 1999, he relocated to Degussa Japan in Tokyo in a similar function. In 2000 he moved back to Germany and became managing director of Prometron GmbH, the subsidiary company of Degussa. Kaster joined Röhm GmbH in 2002 in the Molding Compounds Business Line, and three years later was assigned to Evonik Cyro in Parsippany (USA) as General Manager NAFTA for the same Business Line. Back in Germany in 2010 he became Global Vice President of Sales at Acrylic Monomers in Darmstadt and since 2013, Kaster has been heading the joint Sales & Marketing department of the Acrylic Monomers business. 

Mr. Ulrich Sieler completed in total 33 years working for the Evonik Group spending the last 12 years in Japan. Evonik is extremely thankful for his dedication to the company but particularly for his leadership during his time in Japan. 

Company information

Evonik, the creative industrial group from Germany, is one of the world leaders in specialty chemicals. Profitable growth and a sustained increase in the value of the company form the heart of Evonik’s corporate strategy. Its activities focus on the key megatrends health, nutrition, resource efficiency and globalization. Evonik benefits specifically from its innovative prowess and integrated technology platforms. Evonik is active in over 100 countries around the world. In fiscal 2013 more than 33,500 employees generated sales of around €12.7 billion and an operating profit (adjusted EBITDA) of about €2.0 billion.


In so far as forecasts or expectations are expressed in this press release or where our statements concern the future, these forecasts, expectations or statements may involve known or unknown risks and uncertainties. Actual results or developments may vary, depending on changes in the operating environment. Neither Evonik Industries AG nor its group companies assume an obligation to update the forecasts, expectations or statements contained in this release.