Sosuke NAGAYAMA
Head of Aerospace & Defense - Co-Head of Defense, Security & Justice
Deloitte

Professional Experience

• Sosuke started his career with Deloitte audit practice in 2001. He then joined DTFA in 2008 and has served for various cross-border transactions both in-bound and out-bound across variety of industry and sectors including manufacturing, constructions and energies. He has provided wide range of M&A related services including, but not limited to, financial due diligence, post-merger integration, and business reorganization advisory.
• From 2021 he has led ESG Advisory group and has contributed creating and developing services valuable for social agenda around ESG or Sustainability by leveraging the strength from his experiences at financial advisory services.
• In April 2023, Sosuke has assumed the position of the executive member of Deloitte Tohmatsu Space & Security LLC, the company which focuses on defense, national security, and space area of business.

Industries/Sectors Served

• Defense, National security, Aerospace, Industrial products
• ESG, Sustainability, Climate change

International Experience and Languages

• 1.5-year overseas assignment to Deloitte & Touche, New York
• Japanese, English

Professional Qualifications and Exposures

• Waseda University, Politics and Economies
• Certified Public Accountant (Japan)