Marty Harbin holds a Bachelor's Degree in Business Administration from Georgia State University and has spent decades in the insurance and risk management sector, founding the Harbin Insurance Agency. He has a background in political campaigns, having worked on several presidential campaigns and served on Huckabee’s Presidential Team. Harbin has been a member of the Georgia State Senate since 2014, where he has chaired and vice-chaired multiple committees, focusing on government oversight, insurance, labor, and retirement. He is also actively involved in his community and church, serving as a deacon and supporting various local organizations.

Marty Harbin's political identity is marked by a blend of traditional conservatism with unconventional policy proposals, such as advocating for the reinstatement of gold and silver as legal tender. His legislative record reveals an unexpected convergence with opposing factions on environmental regulations, showcasing a highly calculated approach to protecting regional industrial interests. Harbin's support for school chaplains and AED mapping in colleges illustrates a pragmatic yet ideologically driven strategy to address social issues.