David C. Lockwood III has been named executive vice president and Columbia market leader for Colliers International South Carolina. Lockwood’s responsibilities will include serving as broker-in-charge and managing statewide marketing and research. In addition to his involvement with various real estate industry organizations, Lockwood is also an appointee on the S.C. Real Estate Commission. His past accomplishments include being named Realtor of the Year by both the Central Carolina and S.C. Associations of Realtors.