Intrapreneur

Definition:

An entrepreneur that works inside a corporate structure, so that they can provide the same drive and energy in turning ideas into profitable finished products through confident and researched risk taking and innovation, without having to worry about their personal funds and budget.

Examples:

That corporation encourages its employees to think of themselves as intrapreneurs and always welcomes suggestions on how to improve the business.

Some of the most successful companies rose to prominence due to an idea or invention from one of their intrapreneurs.