During law school Mr. Stark clerked for the Secretary of the Air Force General Counsel. Following graduation he practiced law in Durham with Newsom Graham, et al. Mr. Stark started his own practice in 1982 and founded the firm Harlow & Stark in 1985 that grew to as many as 12 attorneys. In 1992, Mr. Stark reorganized as the Law Offices of Thomas H. Stark and in 2003 he renamed the practice Stark Law Group. Mr. Stark remains an active member of the legal community and volunteers his time to local and national organizations.

Durham County Bar Association, 14th Judicial District, North Carolina (Member, Legislative Committee and Sections On: Construction Law; Real Property; Litigation; Environmental Law)American Bar Association (Member, Sections on: Litigation; Real Property, Probate and Trust Law; Natural Resources, Energy, and Environmental Law; Member, Forum Committee on the Construction Industry) Computer Law RoundtableBraxton Craven Inn of CourtNational Institute for Trial Advocacy, Faculty, Southeast Deposition Program, Southeast Regional Trial Program, 1997Crime Cabinet and related committeesPast Chair of Crime Prevention Committee for the Durham Chamber of CommerceMerger Task Force

Mr. Stark is also an Eagle Scout and served as the local District Chair for the Boy Scouts of America, as well as chairing the Open Spaces and Trails Commission. He is currently member of the North Carolina United Methodist Camp and Retreat Ministries Board, has served on the Board of Institutions for the North Carolina Conference of the United Methodist Church, and also served as Chairman of the Board for Duke Memorial United Methodist Church.