Gill operates Greg Gill Farms and has been engaged in peanut production most recently for four years. Gill previously grew peanuts with his father from 1968-1979. Gill grows runner peanuts, rice, corn and soybeans. Gill graduated from Highland High School and attended Arkansas State University in Jonesboro. He is current president of the Arkansas Peanut Growers Association and member of the Arkansas Rice Growers Association. He also serves as a board member for Farm Service Inc. and the Lawrence County School Board, and was a former board member of the Northeast Arkansas Horse Show Association.