noun
Refers to a person who starts and runs a new business, often with initiative and risk-taking.
彼女は若い起業家として成功した。
She succeeded as a young entrepreneur.
起業家になるにはリスクを恐れないことが大切だ。
To become an entrepreneur, it's important not to fear risk.
創業者 specifically means 'founder' of a company, while 起業家 emphasizes the entrepreneurial spirit.
Compound of 起業 (starting a business) and 家 (person who does something).