Photographic Portrait of Tsuyoshi Okamoto
It is in opaque times with growing uncertainty that we must have the courage to break out of our comfort zone and the curiosity to take on new challenges so that we can grow.

Tsuyoshi Okamoto

Director, Ernst & Young Business Partner Co., Ltd.; Partner, Global Compliance and Reporting, Ernst & Young Tax Co.

Passionate about helping clients achieve their transformation goals.

Tsuyoshi began working for Ernst & Young Tax Co. in September 2021.

He draws on his background in finance and his experience in the outsourcing business to solve client’s problems through EY’s managed services.

Before working for Ernst & Young Tax Co., Tsuyoshi worked for a foreign IT company for around 20 years, where he led the finance division and business division. He worked in the company’s New York headquarters from 2010 to 2013. On his return to Japan, he served as the CFO of the company’s outsourcing business and infrastructure services business, leading structural reform and initiatives to improve profitability. In 2017, he changed roles and became the director of the business division. Here, Tsuyoshi was a driving force in the company’s project services business, expanding the business and increasing profitability.

Tsuyoshi graduated from Keio University’s Faculty of Economics and is a US Certified Management Accountant and Certified Internal Auditor.

How Tsuyoshi is building a better working world

I support our clients in Japan with their transformations by drawing on everything I have at my disposal—my wealth of experience in the outsourcing business, EY Global’s knowledge, the latest technology and our expertise as a professional firm. This enables our clients to optimize their allocation of their management resources and expand their core businesses, which contributes to the building of a better working world.

Contact Tsuyoshi