The Shelby County Sheriff maintains a highly trained top Administrative staff consisting of:

  • Chief Deputy - William "Bill" Cash
  • Chief Administrative Officer - Chuck Fox
  • Chief Jailer- Robert Moore

Law Enforcement Division Assistant Chiefs

  • Assistant Chief of Courts and Civil Bureau - Floyd Bonner
  • Assistant Chief of Uniform Patrol - Larry Young
  • Assistant Chief of Investigative Services - Mark Dunbar

The Sheriff's Message to the Public is available to read as well as biographies of the Sheriff, William "Bill" Oldham and Top Command Staff by browsing on the right Side Link Menu.
The public is invited to contact the Sheriff at any time for comments and suggestions. Supporting Administrative Staff working in conjunction with the Sheriff's top staff also include:

  • Executive Assistant - Lucy Moore
  • Chief Deputy Executive Assistant – Gloria Morris
  • CAO Executive Assistant – Katrina Henderson
  • Public Information Officer - Chip Washington
  • Legal Advisor - Debra L. Fessenden

William CashWilliam Cash started his career with the Sheriff’s Office in 1979. His 30 year tenure includes supervisory and managerial positions and twelve years of command experience. Prior to accepting the appointment of Chief Deputy, he was a bureau director overseeing the day-to-day operations of many sections within the Bureau of Professional Standards and Integrity.

Chief Cash has attended numerous specialized schools and training programs including: Character First, Law Enforcement Ethics in the 21st Century, Scientific Content Analysis, Instructor Development, Sexual Harassment Investigations, Crisis Negotiations Training, Advanced Hostage Negotiations, Child Sexual Abuse, DEA Law Enforcement Investigations, Motor Vehicle Traffic Accident Investigations, Labor Relations, Discipline and Termination, Cognitive Interview School, Advanced Leadership and Management Training. As a director, he has provided guidance regarding specific content for employee and supervisory training sessions and continues to actively provide instruction.

Chief Cash graduated from Frayser High School in 1974. In 2009 he graduated summa cum laude from the University of Memphis with a major in Law Enforcement Administration. He also a graduate from the University of Louisville Kentucky Southern Police Institute; a rigorous program that is consistently ranked among the top law enforcement educational and training schools in the nation and the U.S. Department of Justice F.B.I. National Executive Institute.

The Chief is a member of the National Sheriff’s Association (NSA), Tennessee Sheriff’s Association (TSA), the International Association of Drug Enforcement Officers, the Fraternal Order of Police (FOP), the Metropolitan Memphis Association of Chiefs of Police, the Juvenile Detention Alternatives Initiative Governing Board and the Shelby County Retirement Board.

Community activities include Humane Society membership, volunteer work or the Commission of Mission and Exploited Children, working the Sheriff’s Office Explorer Scout Program and active membership in Christ United Methodist Church.

Chief Cash and his wife, Elizabeth, reside in Germantown and together have four children.

Chuck Fox was appointed as the Chief Administrative Officer (CAO) for the Shelby County Sheriff’s Office on September 16, 2010.

Mr. Fox retired from the Memphis Police Department as Finance Administrator on September 15, 2010 where he was responsible for the Payroll, Budget, Finance and Purchasing functions.  He has a combined 19 years of prior experience in the Criminal Justice System and over 26 years of experience in finance and administrative work.

He is a graduate of Fordham University with a BA in English and also attended the University of Memphis majoring in Guidance and Counseling.

Fox and his wife Mary are active members of Sacred Heart Catholic Church where he is an RCIA teacher. His community involvement includes serving as the Treasurer of the Vollintine-Evergreen Community Association (VECA) and Chairman of the Housing/Apartment Committee.

Fox and Mary were married in 1977 and have two children.

Robert Moore is a native Memphian, he was educated in the Memphis Public School system.  He graduated from Manassas High School in 1964.  He began his pursuit of a career in corrections as a Criminal Justice major at Shelby State Community College in 1982.

In 1984 he was hired by the Shelby County Division of Corrections (S.C.D.C.) as a Correctional officer.  He advanced through the ranks of Sergeant and Lieutenant in operations and security with S.C.D.C.  and was promoted to Captain in 1996.  In 1997 he was appointed by S.C.D.C. Director Mark H. Luttrell, Jr. to Operational Manager.   He was promoted to Chief of Security in 1999.

In late 2001 when Director Luttrell was elected Sheriff, Chief Moore was selected to serve on Sheriff Luttrell’s Staff as Chief of Security for the Shelby County Sheriff’s Office Jail.

When Sheriff Bill Oldham was elected Sheriff, he conducted a search for a Chief Jailer and with the recommendation of his transition team selected from a pool of candidates Robert Moore as his Chief Jailer.

Chief Moore has over twenty-five years of experience with almost fourteen years of command staff experience in the two largest pre and post correction County facilities in the State of Tennessee.

He has been married to his wife Mary for forty-eight years and they have four children.   Robert is a strong community activist and has coached both football and basketball for many years; he belongs to neighborhood watch and currently serves as Chairman of the board of Deacons for his Church, Tabernacle of Praise. 

He is a member of the American Correctional Association and the National Institute of Jails.

Assistant Chief of Uniform Patrol Floyd Bonner was appointed into his current position on October 1, 2010.  He is responsible for overseeing operations of the Patrol Division and Patrol Support Services.  There are approximately 500 officers and volunteers working under his leadership.

Chief Bonner began his professional career at the Shelby County Correctional Center in 1980 as a correctional officer.  Approximately two months later, he became a deputy sheriff with the Shelby County Sheriff’s Office in the Jail Division.  He was transferred from the Jail Division to Patrol Division where he worked four years.  From 1988 to 1993, he was assigned to the Narcotics Division where he worked as an undercover narcotics officer to eradicate the sale and use of unlawful drugs.  His work ethic was greatly recognized and in 1994 when he was promoted to the rank of sergeant.  His duties included supervising a search warrant unit and a team of undercover officers.

In 1988, he was promoted to the rank of Lieutenant and was transferred to the Internal Affairs Bureau (IAB).  In IAB, he served as Lieutenant/Assistant Commander.  During his assignment, he was promoted to the rank of Captain in 2001. As Captain in IAB, his career achievement included working as the Commander and assisting in the planning of the Early Warning System implemented several years later.  After serving three years as Commander of IAB, he was then transferred to the Narcotics Division where he served as Commander from 2003 until 2005.

In 2005, he was transferred to Patrol/Patrol Support Services and served as Captain/Assistant Commander.  He was responsible for the day-to-day operations of five enforcement divisions, served as liaison with law enforcement agencies, local municipalities and other organizations.  Additional duties included monitoring the Governor’s Highway Safety grants.  Bonner’s realm of responsibilities increased when he became Commander of Patrol Support Services.  In 2008, he was promoted to the rank of Inspector while remaining Commander in Patrol Support Services.

He is a lifelong resident of Memphis and Shelby County.  Bonner graduated from Hillcrest High School and attended Jackson State Community College where he received an Associate degree in Psychology.  He completed his undergraduate studies at the University of Memphis with a Bachelor’s degree in Criminal Justice.

He has been married to his wife, Audrey, for 28 years and is the father of two sons, Floyd, III and Elliott.  As members of Oak Springs Baptist Church, he and his family continue to strengthen their spiritual foundation.  He coached football through Shelby Youth Sports from 1996 to 2002 and worked to develop team building skills for youth in a structured environment.  Since 2005, he has served as a volunteer through the MLG&W Project MAX Program assisting in building wheelchair ramps for the elderly and low income citizens.

Larry R. Young is a life long Memphian.   He graduated from White Station High School and attend Memphis State University working towards a Law Enforcement Administration Degree from 1971-1974.  Larry joined the Memphis Police Department in 1973 where he worked and commanded many different divisions while rising to the rank of Executive Major before retiring in 2002.  His career included working, supervising and commanding in the East, West, North and Southeast Precincts, in Research and Development, Community Oriented Action Unit (COACT), as Special Events Commander, Special Traffic Investigations, Auto Theft, Felony Response, General Investigations Division and as Duty Chief for the entire city.  

In 2002, Larry was appointed as Chief Inspector for the Shelby County Sheriff’s Office.  His assignments included commanding the Uniform Patrol Division, School Resource Officers, Crime Prevention, Traffic Investigations, Metro DUI, Motors, Reserves, Emergency Services and Special Services Divisions.  In 2005, he was promoted to Assistant Chief and was assigned to the Civil and Levy Divisions, Criminal Courts, Criminal General Sessions Courts and the Civil Courts Divisions until present.  Larry was appointed Acting Chief Deputy in 2010 while Chief Deputy Bill Oldham took leave to run for office. Larry is the current Secretary /  Treasurer for the Memphis Metropolitan Association for Chiefs of  Police and is a member of the National and Tennessee Sheriff’s Associations. 

Larry and his wife Peggy have been married since 1974 and have two children and three grandchildren.

Mark Dunbar was appointed as the Chief over Special Operations/ Investigations for the Shelby County Sheriff’s Office on October 1, 2010.

Chief Dunbar is a native of Millington, TN in north Shelby County.  He graduated from Briarcrest High, Memphis, TN in 1978.  Chief Dunbar attended Memphis State University and is a 1982 graduate of University of Tennessee with a Bachelor of Science degree in Criminal Justice and a graduate of the Southeastern Command and Leadership Academy through the University of Tennessee at Chattanooga. He began his law enforcement career with the Millington Police Department (1983-1985) and moved over to the Shelby County Sheriff’s Office in 1985.

He has worked his way through the ranks in a variety of assignments including Patrol, Fugitive, Narcotics, B.R.A.T.S. (Burglary, Robbery & Auto Thefts), the Metro Gang Unit and the Courts Division.

Assistant Chief Dunbar has served as the Commander of the Metro Gang Unit, Courts/Civil Division, Uniform Patrol and Special Operations (Narcotics, Gang Unit, Street Crimes, Bomb Unit, SWAT, K-9 Unite and Homeland Security) before his appointment to Assistant Chief Deputy.  His current assignment also includes command over all of Special Operations plus the General Investigative Bureau and Fugitive Division.

Chief Dunbar and his wife Connie Jean, reside in the Shelby Forrest and together have 3 children and 2 grandchildren.

Chief Dunbar is also an active or former member of the following organizations:

  • Sheriff’s Representative to the Memphis/Shelby County Metro Alarm Board
  • Associate Member of F.B.I. Joint Terrorism Task Force
  • National Sheriffs’ Association
  • Tennessee Sheriffs’ Association
  • Tennessee Narcotics Officers’ Association
  • Tennessee Gang Investigators’ Association
  • Tennessee Warrant Officers’ Association
  • Committee Chair for the Enforcement Operation Safe Community Project
  • Sheriff’s Representative for Family Safety Center
  • West Tennessee and Sheriff’s Department Coordinator for the Tennessee Public Safety Networks, which assists officers in Critical Incident Stress Debriefings
  • Metropolitan Memphis Association of Chiefs of Police
  • International Association of Chiefs of Police