Fried Vancraen and Hilda Ingelaere founded 3D printing company Materialise 30 years ago. Today, their stake in the business is worth $1.3 billion. Here’s how they did it.
Fried Vancraen and Hilda Ingelaere founded 3D printing company Materialise 30 years ago. Today, their stake in the business is worth $1.3 billion. Here’s how they did it.