Prior to establishing his law office, Greg served as an assistant US Attorney for the Eastern District of Kentucky, an Assistant Commonwealth's Attorney, an Assistant Attorney General of the Commonwealth of Kentucky, and an Assistant County Attorney.

For more than 19 years, Greg worked as a prosecutor in either state or federal courts. There, he gained a better understanding and working knowledge of the criminal justice system.

Greg received his Juris Doctor degree from the Brandies School of Law, at the University of Louisville in 1996, and he earned his Bachelor of Arts in Political Science from the University of Kentucky.