Randal Kirk net worth: Randal Kirk is an American businessman who has an estimated net worth of $2.4 billion dollars. Born in Pleasonton, California, Randal Kirk moved around a great deal as a child, since his father was in the military. He earned his undergraduate degree from Radford University in Economics, and then went on to earn a law degree from the University of Virginia. In the mid-80s, he co-founded General Injectables and Vaccines, a Virginia-based pharmaceuticals company. The company spun off another pharmaceuticals company, based in Tennessee, called King Pharmaceuticals. The co-founders subsequently split, with each one taking a company. Mr. Kirk sold his portion for $65 million in cash. He then founded New River Pharmaceuticals in the mid-90s, and became CEO in 2001. He sold the company for $2.6 billion in 2007. He then launched a management investment firm, and another pharmaceutical company, called Clinical Data. He sold Clinical Data for $2.1 billion in 2011. He is currently focused on his new company, Intrexon.