who was the son of a white master and a slave that went on to found the Atlantic life insurance company on of the most successful black owned Insurance business in the nation

The person you are referring to is Alonzo Herndon. He was born in 1858 in Walton County, Georgia. Herndon's mother, Sophenie, was a slave owned by his white father, Frank Herndon. After the Civil War, Alonzo Herndon worked as a farm laborer and barber before eventually founding the Atlanta Life Insurance Company in 1905. It became one of the most prominent African American-owned businesses in the United States. Herndon's success and accomplishments have made him an influential figure in African American business history.