Ulrich Weitz began shaping IBU-tec to its present form in 2000. As CEO he is responsible for the IBU-tec Group and is managing director for BNT Chemicals GmbH. Having studied mechanical engineering, he began his career with OTIS elevator manufacturer in Paris and held management positions in quality control, design and production. Mr. Weitz then moved to Winkler + Dünnebier AG, where he held the position of plant manager leading a team of over 750 employees.
Mr. Leinenbach has been with IBU-tec since January 2015. Since then he went on to lead the company as Deputy CEO together with Mr. Weitz with a special emphasis on the value-adding processes of the operations department. As Chief Financial Officer, he also manages the commercial side of the company. Before joining IBU-tec, Mr. Leinenbach worked for Prego Services in Saarbrücken as a division manager in commercial management. He studied business administration at Saarland University, majoring in auditing and trusteeship as well as tax law. In his career to date, he has held various management positions in accounting, controlling and investment management.
Operating in the role of Chief Sales Officer (CSO) as of May 2020, Dr. Arndt Schlosser is responsible for sales, business development and the technology divison. He graduated from the Justus von Liebig University in Giessen with a diploma in chemistry and received his doctorate in physical chemistry under the tutelage of Prof. W. Seidel. After graduation, he started his professional career at Wacker Chemie and held positions in marketing & sales, planning and research, as well as quality management. Positions which took him to the Middle East, Latin America and the USA. Prior to joining IBU-tec, Dr. Schlosser worked as a Business Team Manager in Wacker's the silicone division.
Sandrine Cailleteau / Paris
Sandrine Cailleteau has been a member of the supervisory board since 2007 (chairwoman of the supervisory board since 2022). She holds a degree in Political Science and an MBA. After her MBA studies, she worked for several years as a Licensing Project Director for Sanofi and held a variety of positions at the leading edge pharmaceutical companies Fournier Pharma and Hesperion, as well as the investment banking firm, Michel Dyens & Co. In 2013, she founded SCiH Advisory and now holds the position of managing director at investment bank Bryan, Garnier & Co.
Dr. Jens Thomas Thau / Berlin
Dr. Jens Thomas Thau is a lawyer, specializing in Employment Law. He has been a member (and vice-chairman) of the supervisory board since 2012 and acts as legal advisor to the company. Following his university studies in Berlin and New York, he worked as an academic researcher, a coach for legal examinations, and as a lawyer. In his current position, Dr. Thau is Chairman of the EBF Banking Committee for European Social Affairs, Co-Chair and Chief Legal Counsel of AGV Banken (The Employers’ Association of Private Banks). Dr. Thau is also a partner in his own legal firm.
Prof. Dr. Achim Kampker / Aachen
Prof. Dr. Kampker has been a member of the IBU-tec Supervisory Board since 2022. He holds a PhD in Mechanical Engineering from RWTH Aachen University and an Executive MBA for Technology Managers from the University of St. Gallen. Since 2014, he has been a professor at the chair for Production Engineering of E-Mobility Components (PEM) at RWTH Aachen University. In addtition to his scientific activities, he co-founded StreetScooter GmbH, which developed and produced innovative electric vehicles.
Dr. Rensch has been with IBU-tec since 1997. He leads the Sales & Technology department and coordinates order processing from quotation to realization, drawing on his many years of experience in the professional support and implementation of customer projects. Additionally, Dr. Rensch manages IBU-tec’s own products. He received his Ph.D. from Otto-von-Guericke University Magdeburg in the field of thermal soil decontamination in rotary kilns.
Dr. Wocadlo heads the Engineering & Optimization division, which provides services including process measurements at client plants, energy optimization and spare parts supply, up to the complete design and construction of new plants. With a doctorate from TU Dortmund in the field of thermal soil remediation in the rotary kiln, he proceeded to further develop this technology for waste disposal applications. Later, he moved on to various management positions, as managing director at an industrial boiler manufacturer and as head of business development, marketing and sales at ALSTOM, Viessmann and Infraserv Gendorf.