Sen. Harbin is Chairman of the Senate Committee on Government Oversight, Vice Chairman of the Senate Committee on Insurance and Labor, Vice Chairman of the Senate Committee on Retirement, and member of the Senate Committees on Ethics and Natural Resources and the Environment. He is also an Ex-Officio member of the Senate Committee on Banking and Financial Institutions.After graduating from Georgia State University with a Bachelor's Degree in Business Administration, Sen.

Harbin established the Harbin Insurance Agency which serves individuals and businesses throughout the Southeast providing insurance, risk management, and investment services. After 48 years, it has grown from two employees to over twenty. Sen. Harbin and his wife, Debbie, have been married 45 years and have six children and 13 grandchildren (so far). They live in Tyrone, are members of Flat Creek Baptist Church, and actively support The Fayette Pregnancy Resource Center, Southwest Christian Care, Christian Families Today, as well as many other ministries.