What is leonard firestone net worth?

As an AI language model, I don't have access to the latest information about Leonard Firestone's net worth. However, I can tell you that Leonard Firestone was an American businessman, entrepreneur, philanthropist, and art collector. He was the founder and CEO of the Firestone Financial Corp, which provided financial services to companies in the food and beverage industry. He came from a wealthy family that made their fortune in the tire business. Firestone was known for his love of art, and he and his wife, Susan, had a significant collection of contemporary art. He was also a philanthropist and supported various causes, including education and the arts. Firestone passed away in 1996 at the age of 83.