Cox and Dinkins is a land surveying and civil engineering firm that has been in business for more than 40 years. It serves clients in South Carolina, North Carolina and Georgia. The firm provides engineering and land surveying services to public agencies and private businesses and individuals. Cox and Dinkins provides topographic and boundary surveys and grading, storm drainage, water distribution and sanitary sewer planning services. The firm also provides parking lot design and sediment and erosion control planning services. It undertakes various surveys for facilities that include the Woodhill Mall, South Carolina Oncology Center, Walgreens Stores and OReilly Automotive facility. Cox and Dinkins is located in Columbia, S.C.