Charles Louis Fleischmann

Charles Louis Fleischmann (November 3, 1835 – December 10, 1897) was a Jewish Hungarian-American manufacturer of yeast who founded Fleischmann Yeast Company.

In the late 1860s, he and his brother Maximilian created America’s first commercially produced yeast, which revolutionized baking in a way that made today's mass production and consumption of bread possible. Provided by Wikipedia