Gregg D. Slemmer has nearly 20 years of criminal trial experience as both a prosecutor and defense attorney. Throughout his career, Attorney Slemmer has handled over 100 jury trials and has served on many high profile cases. ? Slemmer defends clients across the spectrum of criminal charges and courts, including drug trafficking, arson, and murder. Gregg practices in both state- and federal- level courts and represents individuals at both the state and federal level. He was admitted in 1995 to the Ohio State Bar and was also licensed to practice in the United States District Court, Southern District of Ohio.