CDT, has been a member of the dental industry since 1994. He worked with Drake Precision Dental Lab in Charlotte from 1994 until 1999, serving as Denture Department manager for three years. He returned to his hometown in 1999 to work with Midstate Dental Lab until 2003, when he made the decision to embark on his own business venture with Wilson Dental Lab. He has successfully merged Wilson Dental Lab with South Carolina's Dentistry profession in a collaborative effort to provide all patients with quality work. Duff served as the President of the SC Dental Laboratory Association from May 2012 until May 2013, and May 2016 until May 2017. In his free time, he enjoys hunting, fishing, and spending time with his family.