In the Portal series of games, who was the founder of Aperture Science?

Cave Johnson is the founder of Aperture Science in the Portal series of games. He was a wealthy industrialist who established the company with the intention of creating ground-breaking advancements in science and technology. Under his leadership, Aperture Science thrived and became renowned for its innovations in the field of portal technology, leading to the development of the iconic "Aperture Science Handheld Portal Device" (also known as the Portal Gun). Despite his eccentric personality, Cave Johnson's vision and business acumen were instrumental in the establishment and growth of Aperture Science.