Notice of Changes of Representative Directors

2024/02/28 Topics

Tokyo – February 28, 2024 – Advantest Corporation hereby announces that the Board of Directors at its meeting held on February 28, 2024, resolved to change the Company’s Representative Directors as follows.

1. Reason for the changes

As the Company’s next mid-term management plan starts in FY2024, the Chief Executive Officer of the Advantest Group and the President of Advantest Corporation are to be changed in order to realize even greater progress for the Advantest Group in the rapidly changing, fast-growing semiconductor industry.

2. Changes of Representative Directors

Name New Title Present Title
Douglas Lefever Representative Director,
Senior Executive Officer, Group CEO
Representative Director,
Corporate Vice President, Group COO
Koichi Tsukui Representative Director,
Senior Executive Officer and President, Group COO
Representative Director,
Corporate Vice President, Group Co-COO
Yoshiaki Yoshida Director, Chairperson of the Board Representative Director,
President, Group CEO

3. Effective Date

April 1, 2024

[Reference Materials] Brief biographies of the new Group CEO and Group COO

(Date of Birth)
Brief biography
Douglas Lefever

Douglas Lefever

Completed BSE of Mechanical Engineering, The University of Michigan
Completed Master of Science in Mechanical Engineering, The University of Texas at Austin
Joined Advantest America, Inc.
Completed Master of Business Administration (MBA) Northwestern University
Vice President, Business Development, Advantest America, Inc.
Executive Officer, Advantest Corporation
Director, President and CEO, Advantest America, Inc.
Managing Executive Officer, Advantest Corporation
Executive Vice President, System Test Business Unit (present position)
Director, Managing Executive Officer
Customer Relations & Corporate Strategy
Leader, Applied Research & Venture Team
Director, Senior Executive Officer
CSO (Chief Strategy Officer)
Representative Director,
Corporate Vice President, Group COO (present position)
Koichi Tsukui

Koichi Tsukui

Graduated from Electrical Engineering, School of Technology, Gunma University
Joined Advantest Corporation
Seconded Advantest (Europe) GmbH (currently Advantest Europe GmbH)
Leader, New Business Enabling Division, New Concept Product Initiative
Executive Officer
Managing Executive Officer
Executive Vice President, Corporate Relations Group
Executive Vice President, Memory Test Business Unit, ATE Business Group
In Charge of DH Business Group
Director, Managing Executive Officer
Test Technology
Leader, ATE Business Group
Director, Senior Executive Officer
CTO (Chief Technology Officer)
Representative Director,
Corporate Vice President, Group Co-COO (present position)

End of Document

About Advantest Corporation

Advantest (TSE: 6857) is the leading manufacturer of automatic test and measurement equipment used in the design and production of semiconductors for applications including 5G communications, the Internet of Things (IoT), autonomous vehicles, high-performance computing (HPC), including artificial intelligence (AI) and machine learning, and more. Its leading-edge systems and products are integrated into the most advanced semiconductor production lines in the world. The company also conducts R&D to address emerging testing challenges and applications; develops advanced test-interface solutions for wafer sort and final test; produces scanning electron microscopes essential to photomask manufacturing; and offers system-level test solutions and other test-related accessories. Founded in Tokyo in 1954, Advantest is a global company with facilities around the world and an international commitment to sustainable practices and social responsibility. More information is available at

Note: All information supplied in this release is correct at the time of publication, but may be subject to change.