Keith attended The Citadel, Coastal Carolina University, and the University of South Carolina. A commercial developer and owner of Waccamaw Land & Timber Company, a commercial real estate firm formed in 1981. Specialized in marketing large timberland tracts throughout North and South America. Brokered timberland transactions totaling over one million acres in the past fifteen years. Sea Oaks, Sea Banks, and Sea Winds are oceanfront condominium commercial developments Keith has been involved with in the Myrtle Beach area. He has been a member of the Board of Directors for Carolina First Bank and has served as Chairman of the Visitors of the Coastal Carolina University Wall School of Business.