company director; board member
Refers to a member of a company's board of directors, a formal corporate role.
彼は大手企業の取締役に就任した。
He was appointed as a director of a major corporation.
The board of directors meeting is held on the first Monday of every month.
He is scheduled to take office as a director next month.
He resigned as director to take responsibility for the scandal.
New directors were elected at the shareholders' meeting.
The investment in the new business was resolved at the board meeting.
取締役 refers to a company director or board member in general, whereas 副社長 specifically names the executive vice-president role.
chairman of the board of directors
managing director; president (US)