Refers to a person who starts and runs a new business, often with initiative and risk-taking.
She succeeded as a young entrepreneur.
To become an entrepreneur, it's important not to fear risk.
起業家 specifically emphasizes founding a new venture, while 企業家 is the broader term covering business owners and industrialists in general.
起業家 specifically means an entrepreneur who starts businesses, while 発起人 can apply to the initiator of any kind of project, not just commercial ventures.
起業家 specifically means someone who starts up a new business, while 経営者 can refer to anyone running an existing business, not necessarily its founder.
Compound of 起業 (starting a business) and 家 (person who does something).