also: シーイーオー
Standard business term for the highest-ranking executive in a company. Used in Japanese corporate contexts, often alongside the Japanese term 最高経営責任者.
See also: 最高経営責任者
He will assume the position of CEO next month.
He is the CEO of that company.
The CEO's decisions will determine the company's future.
She is set to be appointed CEO next month.
He has served as CEO for over ten years.
ＣＥＯ is the English abbreviation commonly used in casual and business speech, while 最高経営責任者 is the formal Japanese term used in official documents.
Borrowed from English 'chief executive officer', abbreviated as CEO. The reading reflects the English letter names.