Holly Gillam is the Chief Information Officer for the Department of Public Health. She is a two-time graduate of the University of South Carolina, with both a bachelor’s (cum laude) and master's in technical geography. 

Holly began her working career as an instructor at Piedmont Technical College while working in the private sector for Westinghouse Electric Corporation (now Siemens) before moving to Shiloh Steel Fabricators. She joined state government in 1995, working for USC’s Institute of Archaeology and Anthropology as a GIS analyst until 2000, when she joined DHEC’s Division of Biostatistics. After working with spatial databases for DNR from 2005-2013, she returned to DHEC for good as enterprise applications director and then operations director. She became interim chief information officer in May 2023 during the transition to DPH and became chief information officer in September 2024.

Holly has been married to her husband, Chris, for more than 30 years. Together they have two children who have graduated from college. Holly enjoys cooking and spending time with family and their cat.