I finally found a bit of history about Gary Lorenz. He and I were high school friends. In 1972 he and John Darjany founded a company, Amsec, to make a “campus card system” for California Polytechnic University, Pomona. In 1974, Amsec was purchased by R.D. Products.
A brief history of the campus card industry
This link to a .PDF gives more information about Amsec and R.D. Products.
https://www.allcampuscard.com/app/download/467731004/Campus%2BCard%2BHistory%2B%2528Timeline%2529.pdf