Shigeru Ishimura: Email & Phone Number

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Head of Cyber Security at Sompo systems|Tokyo, Tokyo, Japan

Position:

Head of Cyber Security at Sompo systems

Location:

Tokyo, Tokyo, Japan

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Last updated: 2026-06-03

Updated: 2026-06-03

Found email addresses for Shigeru Ishimura:

Business emails:

******@gmail.com

Personal emails:

s********4@ezweb.ne.jp

Found phone for Shigeru Ishimura:

+81-***-***-2811

A different Shigeru Ishimura?

Work Experience

Head of Cyber Security at Sompo systems

Dec 2025 - Current

Security Engineer at Internet Initiative Japan (IIJ)

- Dec 2025

Cyber Security Professional at Sky Perfect JSAT Corporation

Nov 2021 - Dec 2025

MBSD at Security Consultant

Apr 2014 - Oct 2021

Shigeru Ishimura started working in 2014, then the employee has changed 3 companies and 3 jobs. On average, Shigeru Ishimura works for one company for 4 years 1 month.

Their professional focus is Customer Service, Cyber Policy, and Cyber Risk Management across 3 core areas.

Shigeru holds Certified Information Systems Security Professional (CISSP) certifications.

Education

Tokyo Institute of Technology

Frequently Asked Questions

What is Shigeru Ishimura's email address?

SignalHire found verified email addresses for Shigeru Ishimura, both business and personal. Their business email is ******@gmail.com, and personal emails include s********4@ezweb.ne.jp.

What is Shigeru Ishimura's phone number?

SignalHire found a verified phone number for Shigeru Ishimura: +81-***-***-2811.

How do I contact Shigeru Ishimura at Sompo systems?

You can reach Shigeru Ishimura through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Shigeru Ishimura's professional background?

They have held roles including Security Engineer, Cyber Security Professional, and MBSD at companies such as Internet Initiative Japan (IIJ), Sky Perfect JSAT Corporation, and Security Consultant. Their education includes Tokyo Institute of Technology.

Is Shigeru Ishimura's contact information up to date?

Yes. Shigeru Ishimura's SignalHire profile was last updated on 3 June 2026, reflecting their current position as Head of Cyber Security at Sompo systems.

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