Thomas K. Sneed joined Marathon in 1981 and began his current assignment in 2003. In 2002, Sneed was appointed manager of Information Technology Services for Marathon Ashland Petroleum LLC (MAP). Two years earlier, he transferred to Speedway SuperAmerica LLC (SSA) in Enon, Ohio, as vice president of Information Technology Services. In 1998, Sneed was named manager of Computer Services for SSA. chemicalprocessing