Administrative Staff

Warren County Sheriff, Larry L. Sims

Warren County Sheriff
Larry L. Sims


Telephone: 513-695-1280
E-mail: larry.sims@wcsooh.org

Larry is honored to be serving as your Sheriff since being elected in November of 2008 and taking office January 5th, 2009.

Larry began his law enforcement career at Muskingum County Sheriff's Office in 1978 where he began his career as a Corrections Officer. He holds an Associates' Degree in Law Enforcement from the Muskingum Area Technical College. He is a 2006 graduate of the FBI National Academy.

Larry attended the Ohio Peace Officer's Training Academy in Muskingum County and graduated in 1979. In September 1980, Larry was assigned to the enforcement unit as a Deputy Sheriff.

In September 1981, Larry was assigned to the Detective Bureau and remained there till December 1996. During Larry's assignment to the Detective Bureau, he was promoted to Sergeant in September 1985 and later to Lieutenant in August 1993.

In January 1997, Larry was promoted to the rank of Captain. As Captain, Larry supervised operations of the Muskingum County Sheriff's Office. Larry assisted in the preparation of the budget, prepared and administered grants and was the computer system administrator. Larry also supervised the city/county drug investigations unit and the agency's special response team.

In October of 2000, Larry came to Warren County as a special investigator. In this position, Larry was employed by the Sheriff's Office, Children's Services and Prosecutor's Office. Larry was responsible for investigating child abuse cases, preparing these cases for prosecution and making arrests.

In October of 2004, Larry was promoted to the rank of Captain and was the Human Resource Manager for the Warren County Sheriff's Office.

During Larry's career, he has attended a large number of training and seminars. Larry was promoted to Chief Deputy September of 2005.

Larry and his wife, Tammy, live in Springboro. They have four grown children and three grandchildren.


Major Barry Riley, Chief Deputy

Barry Riley
Chief Deputy


Telephone: 513-695-1280
E-mail: Barry.riley@wcsooh.org

Chief Deputy Barry Riley started his career at the Warren County Sheriff's Office in 1994 as a Corrections Officer after serving in the United States Army as an infantryman. He is a 1996 graduate of the Miami Township Police Academy and began his career as a Deputy Sheriff that same year.

He has held numerous positions at the Sheriff’s Office to include: Field Training Officer, Criminal Investigations Detective, Drug Task Force Detective, Enforcement Sergeant, Training Lieutenant, Administrative Captain, and Jail Administrator. He was promoted to Chief Deputy in September 2015.

He is a graduate of numerous specialized trainings to include the FBI’s National Academy.

He is a lifelong resident of Warren County and currently resides in Union Township.


Major Brian S. Tinch, Jail Administrator

Major Brian S. Tinch
Operation Commander


Telephone: 513-695-1280
E-mail: Brian.Tinch@wcsooh.org

Major Brian Tinch began his career in law enforcement in 1993 as a Cadet with the Warren County Sheriff's Office while attending Sinclair Community College. He graduated from the Miami Township Montgomery County Police Academy in April 1995 and became a full time Deputy Sheriff in August 1996.

Major Tinch was promoted to the rank of Sergeant in March 2001 and the rank of Lieutenant in January 2006. He was assigned as the Deerfield Township Post Commander in 2007. Major Tinch was promoted to the rank of Major and assigned as the Jail Administrator in April of 2009. Most recently, Major Tinch was placed in the position of Operation Division Commander, overseeing enforcement operations for the Warren County Sheriff's Office.

He is a graduate of the Police Executive Leadership College and has successfully completed numerous training courses throughout his career.

Major Tinch has proudly served his entire law enforcement career with the Warren County Sheriff's Office.

He is a lifelong resident of Warren County, currently resides in Clearcreek Township with his wife, Kim and two step-children.


Major Eric Johnson, Jail Administrator

Major Eric Johnson
Administrative Services Commander


Telephone: 513-695-1280
E-mail: Eric.Johnson@wcsooh.org

Major Eric Johnson is originally from Columbus and began his law enforcement career with the Hartford Police Department, in 1995. In 1997, he was hired by the Ohio State Highway Patrol, and was assigned to the Ohio Statehouse. In December of 1997, he transferred to the Investigative Unit, of the Ohio Department of Public Safety, and accepted a transferred from Columbus to Cincinnati. In 2000, Major Johnson joined the Warren County Sheriff’s Office and was assigned to road patrol enforcement.

In 2007, Major Johnson was promoted to Sergeant; Lieutenant in 2009, and Major in 2015. Prior to being promoted to Major, he supervised the Criminal Investigation Section.

Major Johnson is currently the Administrative Services Division Commander.


Major Steve Arrasmith, Drug Task Force Commander

Major Steve Arrasmith
Commander of Criminal Investigation Section & Warren County Drug Task Force / HIDTA


Telephone: 513-336-0070
E-mail: arrasmith@wcdtf.org

Major Steve Arrasmith began his career in law enforcement in 1991 as a Cadet with the Warren County Sheriff’s Office. He became a full time Deputy Sheriff in 1992 and began a brief assignment in the Corrections Division. He was reassigned to the Enforcement Division where he served as a Field Training Officer and an Evidence Technician. In 1997, Major Arrasmith was assigned to the Criminal Investigation Section (CIS) as a Detective. During this time, he investigated all types of criminal activity and began working with the Warren County Drug Task Force, specializing in drug trafficking cases and drug related crimes.

Major Arrasmith was promoted to Detective Sergeant in 1999 and began a full time assignment with the Warren County Drug Task Force in 2000. He was promoted to the rank of Detective Lieutenant in 2004 and continued his assignment with the task force as the Field Commander. In 2010, Major Arrasmith was honored as the Warren County Sheriff’s Office, Deputy Sheriff of the Year.

He is a Veteran of the United States Marine Corps, a graduate of the United States Drug Enforcement Administration Drug Unit Commanders Academy and the Police Executive Leadership College. He has received extensive specialized training in the field of criminal investigations through the Office of Criminal Justice, the Narcotics Association of Regional Coordinating Officers (NARCO), the Ohio Peace Officers Training Academy and the International Association of Undercover Officers.

In November of 2015, he was promoted to the rank of Major and currently serves as Commander of the Warren County Sheriff’s Office Criminal Investigation Division. This division includes the Criminal Investigation Section (CIS) of the Sheriff’s Office as well as the Warren County Drug Task Force.


Major Brett Richardson, Administrative Services Commander

Major Brett Richardson
Jail Administrator


Telephone: 513-695-1280
E-mail: Brett.richardson@wcsooh.org

Major Brett Richardson began his career with Warren County Sheriff’s Office in 2006 as a corrections officer. He is a 2007 graduate of the Sin Clair Community College Corrections Academy. During his time in corrections he held multiple positions by being a field training officer, FTO Commander, a founding member of the Warren County Jail’s Emergency Response Team and finally the team commander.

He was promoted to the rank of sergeant in 2010, lieutenant in 2013, and finally the rank of major in 2015. With his last promotion he became the jail administrator.

He is a graduate of the Police Executive Leadership College

Major Richardson has proudly served his entire law enforcement career with the Warren County Sheriff’s Office.


Lisa M. Dickerson, Administrative Assistant

Lisa M. Dickerson
Administrative Assistant / Fiscal Manager


Telephone: 513-695-1280
E-mail: Lisa.Dickerson@wcsooh.org

Lisa Dickerson joined the Warren County Sheriff's Office in March of 2001. She was hired as a Clerical Specialist in the front office. In April 2004, she was assigned to the Human Resource Office. Lisa was promoted to Administrative Assistant January of 2009. In August of 2011, Lisa assumed the responsibilities of the Fiscal Manager as well. Lisa holds a Bachelors and Masters degree from the University of Toledo. She resides in Lebanon, with her husband, Joren and their son, Jared and daughter, Olivia.


Paul Sarver, Office Manager

Paul Sarver
Office Manager


Telephone: 513-695-1280
E-mail: Paul.Sarver@wcsooh.org

Paul Sarver joined the Warren County Sheriff’s Office in February of 2005 as a Corrections Officer. He served as a Field Training Officer, Safety Committee member, founding member of the Emergency Response Team and member of the Warren County Sheriff’s Office Honor Guard.

Paul graduated from Miami University in 2004 with a Bachelor of Arts degree in Psychology. In 2012 he graduated from the University of Cincinnati with a Master of Science degree in Criminal Justice. Paul also completed the Ohio Basic Corrections Officer Training Academy and the Ohio Basic Peace Officer Training Academy among numerous other training courses during his time with the Sheriff’s Office.

Paul was promoted to Corrections Sergeant in 2015 taking on the roles of Assistant Commander of the Emergency Response Team and assisting with the management of the Field Training program for the Corrections division.

In 2016, Paul was appointed and currently serves as the Office Manager for the Sheriff’s Office.