About Us

We are dedicated to producing leading-edge solutions for Micro- and Nanofabrication which meet the specific Direct Write Lithography requirements of our customers, with whom we form long-lasting partnerships by helping them deliver specific applications for today and the world of tomorrow, while also supporting system solutions throughout their product lifetimes.

To remain at the forefront of our industry, we continuously expand our vast knowledge in Micro- and Nanofabrication and work hard to advance our specialized engineering skills in mechanics, electronics, optics and software. This combined unique expertise enables us to develop exclusive solutions that outperform conventional lithography machinery and empower our customers.


The managers at Heidelberg Instruments have a thing or three in common: A rock-solid background in Physics and Applied Science, a passion for research and development, and a strong motivation to enable our customers with the best Lithography tools in the market.

Konrad Rößler

Chief Executive Officer (CEO)

Studied Physics and graduated from Heidelberg University in 1993. Joined Heidelberg Instruments in 1994, working as a R&D and systems engineer. Lived and worked in East Asia from 1997 to 2005: initially in charge of customer support for industrial users; later he established service offices for Heidelberg Instruments in Taiwan and Japan; also helped to set up offices in China and Korea before handing operations over to local management. Relocated to Germany in 2005 and to various positions in the middle technical management of Heidelberg Instruments. Became Head of Service in Japan in 2013 and focused on the development of industrial customers throughout Asia for the next four years. Returned to headquarters in 2017 as CTO. Became CEO in 2019 and is currently in charge of technology, administration, and service.

2. Steffen Diez

Steffen Diez

Chief Operations Officer (COO)

Studied Electrical Engineering; graduated from Karlsruhe University (Germany) in 1999. At Heidelberg Instruments, he initially focused on Laser Direct Imaging products; introduced a new modulator technology and implemented the first multi-head writing strategy. Drove business development for Direct Writing applications from 2011 to 2015; became Product Manager for the MLA (Maskless Aligner) series; created a market for MLA products and increased overall systems sales by more than 30%, before becoming Managing Director and a member of the Executive Board. Has been serving as COO since 2019, focusing on process optimization, quality management, customer satisfaction and employee initiatives, while expanding the market for Direct Lithography.

Jenny Rittmaier

VP Finance & Controlling

Studied business administration at the University of Mannheim; gained work experience between 2009 and 2011 at Sell Action GmbH, which put her in the position of a Controller later. Joined Heidelberg Instruments as Head of Finance and Administration in 2015; got promoted to Vice President; is currently in charge of Accounting, Controlling and HR, and responsible for the annual planning and forecasting for all of Heidelberg Instruments’ companies.

Christian Bach

Head of Service and CEO of Heidelberg Instruments USA

Studied Physics, graduated from Heidelberg University in 1996 and joined Heidelberg Instruments the same year. Lead the Taiwan subsidiary as CEO from 2001 to 2008; was assigned as CEO of Heidelberg Instruments USA in 2008; also took on multinational responsibilities as Head of Service in 2020. Currently, he is in charge of the US subsidiary and the global service operations in Europe, USA, China, Japan, Korea, and Taiwan.

Achim Jehle

Head of Research & Development

Studied Physics and graduated from Heidelberg University in 1994, having worked on Real Time Confocal Microscopes at Leica Lasertechnik for his thesis. Joined Heidelberg Instruments as a Project Engineer initially; soon became Product Manager for the DWL series and got engaged in major R&D projects. In 2011, he became Product Manager of the VPG series and a member of the Technical Board; has been Head of R&D since 2019, is responsible for all development departments, and in charge of coordinating R&D projects across all Heidelberg Instruments companies.

Peter Heyl

Head of Product Management

Studied physics and graduated from Heidelberg University in 1996 and started working for Heidelberg Instruments. Took over the ‘Application Department” after completing his doctorate in 2004; became a member of the Technical Board in 2012; was promoted to Head of Product Management in 2019; has been in charge of any product manager throughout the organization ever since, and is also responsible for Heidelberg Instruments DWL series.

Alexander Forozan

VP of Global Sales and Business Development

Alexander Forozan holds B.S. and M.S. degrees in Engineering and Executive Business Management from the University of California at Berkeley. Started his career in 1996 with Intel Corporation as a process engineer; joined Heidelberg Instruments in 2001. Managed the newly established Technical Sales in the US; became Director of North and South American Sales; took over Asia Pacific sales; was put in charge of Global Sales later and has been Vice President of Global Sales and Business Development since 2019.

Get in Touch

We are always at your disposal.
Please send us your request.

Sign up

Subscribe to our newsletter
to receive the newest information.

Scroll to Top