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LORENZ Management Team

The LORENZ Life Sciences Group is guided by the Executive Board:

Wolfgang Witzel - PRESIDENT
Wolfgang Witzel has been General Manager of Lorenz Archiv-Systeme GmbH since 1990 and has successfully built the international LORENZ Life Sciences Group divisions. His extensive involvement and experience in the area of registration and documentation management of pharmaceutical drugs has made him an internationally recognized expert in the pharmaceutical industry and beyond. Since 2008, Wolfgang also leads the module "Information Management" for the Regulatory Affairs Masters Degree at the University of Bonn.

Raoul-A. Lorenz - CEO
Raoul-A. Lorenz has been the CEO of the LORENZ Life Sciences Group since 2006. After he completed his studies at the European Business School in the UK, he started with LORENZ in 1996. In 1999, he became CEO of reg123.com Limited, a regulatory affairs information portal. Since 2000, he has taken on successive Directorships at LORENZ, including the UK, US, Canadian, German and finally the Indian divisions of the LORENZ Life Sciences Group. Prior to becoming the CEO, Raoul was appointed VP Sales & Marketing for the Group in 2003. Raoul has also led workshops at numerous events on electronic submissions in Europe, North America and Australia, as well as presented on the topic at DIA, BIRA/TOPRA, and others. He was also the chairman of the Drug Information Association (DIA) Special Interest Area Committee for Communications & Publications in 2001/2002.

Akira Yamaguchi - CTO
Since 1995, Akira Yamaguchi's main field of activity has been electronic submission projects and the development of a new product line - "docuBridge". Akira has frequently been a speaker across the world on the topic of electronic submissions and is one of the top internationally recognized experts in electronic submission design and processes.

Between 1983 and 1994, he pursued an international career in management consulting and information technology at Hoechst AG and Software AG in Germany as well as Comshare International Ltd. in the UK.

Yaprak Eisinger - MANAGING DIRECTOR North America
Yaprak Eisinger joined LORENZ Life Sciences Group in 2006. In her capacity as Managing Director, she is growing and managing LORENZ Life Sciences Group's North American division. In her prior experience as a Principal with CSC Index, Yaprak successfully sold and delivered projects focusing on operational strategy and software implementations across many industries. Prior to that, Yaprak worked for GE's Aerospace Division and ran her own consulting business.
Yaprak has an undergraduate degree in Computer Science and an MBA from NYU's Stern School of Business.

Dr Philipp Wiederhold - COO Europe
Dr. Philipp Wiederhold has been with LORENZ Life Sciences Group since 2014. Prior to being appointed COO Europe, Philipp had the responsibility for Corporate Development of the Group. Since 2016 he has been a member of the Executive Board. Before joining LORENZ, Philipp worked as an M&A advisor in investment banking for more than six years. Prior to that, he had different accounting and controlling roles in the corporate, in the educational and in the standards setting space. Philipp has a Ph.D. in Accounting & Controlling from Goethe University Frankfurt.

Christian Kaas - MANAGING DIRECTOR Research & Development
Christian Kaas joined LORENZ Life Sciences Group in 2010 as Director Development. Since 2015, he has been a member of the Executive Board and acts as Managing Director of the R&D unit. In his role, he leads the LORENZ product development teams in increasing their customer orientation and productivity by implementing lean and agile workflows.
Before joining LORENZ, Christian was working for 10 years in the Telco Industry. He started as Software Engineer and soon took over took on responsibility as Platform Manager building software and hardware platforms/components. After this he took the role as Division Quality Manager and was responsible for the quality management system of the Division and report directly to the General Manager of the division.

Hiroji Emoto is president and CEO of Digital Media System Co., Ltd. (DMS) since 2001. His experience includes the Navy, financial industry, newspaper industry and pharmaceutical industry. DMS has been a partner of LORENZ and distributor of docuBridge in Japan since 2004.
Prior to joining LORENZ, Mr. Emoto managed to create GLP documents in Japan in 1989. He has been working together with Quark Inc. for two decades as a Japanese XTension developer, which led to the development of an English newspaper editing system that was used in both the Yomiuri Shimbun and Asahi Shimbun Japanese newspapers.
Currently, he is helping to move the Japanese pharmaceutical industry into the digital era. With the LORENZ Life Sciences Group he is focusing on the eCTD and working to streamline the digital business processes in Japan.