Mark Barnes is a native of Baxley and Appling County. He graduated from Appling County High School in 1976. He attended Middle Georgia in Cochran, Ga and received his Associate of Science degree, in 1978. After graduation from Middle Georgia College, Mark was accepted to attend Mercer University Southern School of Pharmacy, in Atlanta, Ga. In 1981, Mark graduated with a Bachelor of Science in Pharmacy degree. He returned home, in July 1981, and began working with his father, Thomas J. Barnes, Jr. In 1983, his father, made him a partner in the store. In 1993, Mark purchased his father's share of the store and became sole owner.