Senior Management

Dr. Ingo Ederer, CEO

Dr. Ingo Ederer (born 1967) is not only the key inventor of our technology but also one of the business founders. From 1999 to 2013 he built up the company into a leading provider of 3D printers for industrial and commercial customers. He was appointed CEO of voxeljet in 2013.

After successfully completing his studies in mechanical engineering at the Technical University of Munich Dr. Ederer also obtained his doctorate at this university in 2000. He started intensively exploring the field of Additive Manufacturing during his studies. Since then he has become a recognized expert in this area of expertise and has enriched the professional world.

Rudolf Franz, CFO

Rudolf Franz (born 1967) joined the team of founders in 2003 and became one of the larger shareholders of voxeljet. Since 2003 Rudolf has helped growing voxeljet AG from a small engineering business with 10 employees to a global business with 300 employees in 2020. In his role as Chief Operating Officer he focused on marketing and sales, finance and controlling, business development and shared services. Since the IPO on NYSE in 2013 he has been serving as the CFO of our company.

Rudolf Franz studied economics at the University of Augsburg and earned a master’s degree in industrial engineering and management at the Munich University of Applied Science. In 1995 he started his career as an investment manager at Technologieholding VC GmbH where he managed the Munich investment team as a partner of the company two years later. After that Rudolf Franz was the Deputy Managing Director of 3i Group from 2000 to 2002. In this role he was in charge of technology investments in the German-speaking market.

Alfred Grießer, Director Research and Development

Dr. Alfred Grießer (born 1983) joined voxeljet AG in 2015 as a project manager for the Research & Development department. Prior to his career at voxeljet, he studied materials science and received his doctorate from the Department of Experimental Physics at the University of Augsburg. Since April 2018 he holds the position of Director for Research and coordinates all new process developments up to the prototype construction as well as the patent system.

Franz Hägle, Director Engineering

Franz Hägle (born 1961) is in position as Director Engineering responsible for the development, design and assembly of the printing systems at voxeljet.

He joined voxeljet in 2017 with comprehensive expertise for complex robot systems and automation solutions within the industry 4.0 environment.  As a generalist and internationally experienced manager with focus on CAD, product data and knowledge management, the graduate engineer focuses on the continuous process optimization and tailoring of voxeljet's printing systems. He graduated from the Offenburg University of Applied Sciences with a degree in design and applied computer science. At previous stations such as Parker Hannifin and Brooks Automation he gained a wealth of experience in the field of automation which can also be applied to 3D printing.

Tobias Reinold, Director Systems

Tobias Reinold (born 1976) holds the position of Director Systems in which he is in charge of mechanical engineering and the worldwide service. The industrial engineering graduate joined our company in 2007 and assumed responsibility for ground-breaking mechanical engineering projects in the following year. To worldwide customers Tobias Reinold is a popular consultant in all technical issues related to voxeljet 3D printers.

Christian Uhlmann, Director Purchasing

Christian Uhlmann (born in 1978) is responsible for voxeljet's strategic purchasing department. The qualified business management expert joined the company in 2016 as Director Purchasing with the goal of further optimizing the purchasing processes and supplier management system.

Christian Uhlmann has already collected 10 years of experience in various areas of purchasing with industrial enterprises, including MAN Trucks & Bus AG in Munich.

Alexander Kudernatsch, VP Services

Alexander Kudernatsch (born 1969) is a recognized 3D printing expert. He has been with our company since its foundation in 1999 and has significantly contributed to the development of our business.

Until 2012 Alexander Kudernatsch, in his role as Director Services, had been responsible for establishing and managing the service center, which is now one of Europe’s service providers with the highest capacity. Since 2013 he has held the position of VP Services being responsible for the further development of service centers in the Americas, Asia and Europe. While studying mechanical engineering at the Technical University of Munich Alexander Kudernatsch already explored the field of rapid prototyping.

Christian Träger, Director Sales & Marketing

Christian Träger (born in 1985), industrial engineer, started to turn his focus on additive manufacturing as early as his post-secondary studies. He started his career at voxeljet as a graduating student in 2010 and worked as a project manager in the Customer Service division after completing his final thesis. Based on his extensive experience in international customer projects, he joined the printing systems sales team in 2012, concentrating on Asian markets. Since August 2016, he has been in charge of global system sales in his capacity as global Sales Director. Since April 2017 he is acts as the Director Sales & Marketing. 

Richard Höfer, Director Finance, Controlling & Accounting

Richard Höfer (born 1984) joined voxeljet as Manager Controlling in 2013. By optimizing the operational planning process and introducing reporting structures he has played a significant role in the further development of our monitoring and controlling functions. At the end of 2014 he was promoted to the position as Director Finance, Controlling & Accounting.

After successfully completing his studies with a Master degree in business administration at the University of Augsburg Richard Höfer initially started his career at the auditing company KPMG.


Kathrin Ekert (born 1983) is General Counsel of voxeljet AG. Kathrin studied Law in Augsburg, Tel Aviv and Bonn and completed her studies with a second state legal examination in 2011. She started her career in a medium sized law firm in Augsburg focusing on various legal subjects. Thereafter Kathrin startet as a legal officer at the Munich Chamber of Commerce focusing on business law. In 2016 she joined voxeljet as an attorney-at-law taking over the responsibility of the legal department. Since 2019 Kathrin is in charge of the back office of the senior management board including Legal, Human Resources and Shard Service. In addition, she holds the position of Chief Compliance Officer of the voxeljet Group.

Johannes Pesch, Director Business Development

Johannes Pesch (born 1988) joined voxeljet as assistant to the Board of Directors in mid 2014. He became Manager Business Development in mid 2015 and supports strategic projects like the SAP roll-out and the start-up of our branches in the UK, India and China. In 2017 he was promoted to become a Director of Business Development and Investor Relations.  After successfully completing his studies with a Master degree in industrial engineering at the Technical University of Munich, Johannes Pesch initially started his career at Bosch. There, he worked as the personal assistant to the Managing Director of Bosch Indonesia in Jakarta, Indonesia.

Michael Dougherty, Managing Director voxeljet America

Michael Dougherty (born 1971) joined voxeljet as Director Sales and Marketing for voxeljet America Inc. in mid-2018. He became Managing Director of voxeljet America Inc. in 2019. He is responsible for continuing the growth of our American subsidiary and expanding our strategy in the American market.

Throughout his career Michael Dougherty has held progressive management roles in the areas of Engineering, Quality, Production, and Aftermarket for Detroit Diesel Corporation and was most recently Director Government Sales and Programs in North America for MTU America Inc.. This broad experience has allowed Michael Dougherty to develop strong technical and commercial skills to drive the voxeljet America business.Michael Dougherty earned a Bachelor of Science degree from Purdue University in Computer Integrated Manufacturing Technology and a Master of Science degree in Industrial Operations from Lawrence Technological University.

Jin Tianshi, Managing Director voxeljet China

Tianshi Jin (born 1971) joined voxeljet China Pvt. Ltd. as Managing Director in 2015. He brings more than fifteen years of 3D printing and rapid casting experience and a thorough understanding of the Chinese market to the company. Prior to joining the company, Tianshi Jin was General Manager of Wenzhou Product Innovation Center Co. Ltd., a state-owned company. Moreover, he worked at WPIC and Metang Novatech Co., Ltd. which is one of the leading 3D printing service and system provider. In 2013, Tianshi Jin founded Meimai Fastcast Suzhou Co. Ltd., which specializes in sand printing and rapid casting services.

Tianshi Jin studied mechanical engineering at Xi’an Jiaotong University and holds a Master degree in management engineering. He started his career at Shanghai Pudong Development Bank where he worked for five years after his graduation.

Nidhi Shah, Managing Director voxeljet India

Nidhi Shah (born in 1981) joined voxeljet as Managing Director of voxeljet India Pvt. Ltd. in 2015. Prior to joining the management team, she has played a significant role in improving and expanding the visibility for voxeljet in India and driving its development and sales activities. Nidhi Shah has over a decade of experience in the 3D Printing and Additive Manufacturing technology. She was at the helm of Imaginarium, one of India’s largest Additive Manufacturing service bureaus. During her tenure at Imaginarium, she extended her knowledge in various 3D Printing technologies like SLA, SLS, MJM, DLP and Vacuum Casting as well as their applications.

Nidhi Shah earned a Bachelor of Engineering in Electronics degree from Pune University.

James Reeves, Managing Director voxeljet UK

James Reeves (born 1980) has been Managing Director of voxeljet UK Ltd since 2015. He is responsible for the service center in Milton Keynes as well as the entire national growth strategy. After qualifying as a chartered engineer and the training to become "Certified Director", he gained extensive experience in several companies in the development of new concepts and technologies from the initial idea through to commercial exploitation. He is also a specialist in the commercialization of innovative technologies in a growing market environment having advised some of the large international automotive companies and the British Government. James Reeves wants to use his experience to take advantage of the full potential of the UK market for voxeljet.

Thierry Herrero, Managing Director voxeljet West Europe

Thierry Herrero (born 1966), joined voxeljet in 2008. He holds the position of Managing Director of West Europe. After his studies of microtechniques technologies he started working for large manufacturers of EDM machining and milling systems for CAD, CAM, and scanning applications, gaining first insights into innovative technologies. Throughout a career of 30 years, he acquired comprehensive experience in production and engineering technologies. The last 18 years, he specialized in additive manufacturing processes, especially for the foundry industry. With his extensive knowledge about 3D printing, he leads the voxeljet service and systems sales for Belgium, France, Spain and Portugal and has already worked with key accounts in the automotive, aerospace and luxury goods industry.