Johnson's father-in-law, Harold Curler, was a genuine self-made industrialist. He started the plastics company Curwood in the 50s and by the 70s he was leading one of the world's largest plastics companies, Bemis. By the time he retired in the late 1990s, he was a billionaire and a titan in the plastics industry.
Sometime around 1972, his daughter Jane starts dating Ron Johnson, who she would marry five years later. In 1979, Bemis was building a new plant in Oshkosh and Howard Curler gave a slice of the Bemis pie to his son (Patrick Curler) and Johnson, by creating and building PACUR, which would be a "captive supplier" of the new Bemis plant in Oshkosh and, in fact, would be located right accross the street.
As an aside, Howard Curler would also take care of the rest of his family. His son, Jeff Curler, was CEO of a Bemis subsidiary and would take Howard Curler's spot at CEO of Bemis when he retired. Pat Curler and Johnson were set-up with PACUR. Another Howard Curler daughter married Robert Krostue, who runs the Bemis-subsidary Perfecseal plant (which is a backyard neighbor to PACUR). Another son, Mike Curler, was set-up at a company called Centracor, which was actually broken-off from PACUR in the mid-80s and made non-plastic products and was the part of the business that