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Chemung County Sheriff

William A. Schrom

             Sheriff Schrom began his career with the Chemung County Sheriff’s Office in March of 1990 as a Road Patrol Deputy, he graduated from the Southern Tier Law Enforcement Academy, 1989 (session 6).  While assigned to the Road Patrol he also served on the department’s Special Services Unit for two years.  In 1994, he was transferred to the Criminal Investigation Division (CID) where he served in the capacity of Investigator until 2005.  In 2001, Sheriff Schrom was promoted to the rank of Sergeant and remained assigned to CID.  During his assignment to CID, Sheriff Schrom served as one of the department’s Crisis Negotiators and also one of the department’s Computerized Voice Stress Analyzer Operators.  Sheriff Schrom received extensive training while assigned to CID, to include interview and interrogation, death investigations and evidence collection.  He has attended the Colonel Henry F. Williams Homicide Seminar, the Bloodstain Evidence Institute and graduated from the FBI National Academy, 1996 (Session 186).   In 2006 he was appointed to Undersheriff and in 2019 he became Acting Sheriff after the retirement of Sheriff Christopher Moss on 12/31/18.  In November, 2019 he was elected Sheriff for a four-year term.

         Sheriff Schrom holds an Associate’s Degree in Applied Science (Corning Community College), a Bachelor of Science degree as well as a Master’s Degree in Criminal Justice Administration (Keuka College).  In addition to serving the Chemung County Sheriff’s Office, Sheriff Schrom is also an Adjunct Professor for Corning Community College in the Criminal Justice Department.  Schrom also served as a past President of the Deputy Sheriffs’ Association. When he’s not working, Sheriff Schrom enjoys spending time with his wife and three daughters.  He also enjoys hunting and fishing.


Chemung County Undersheriff

Sean D. Holley

       Undersheriff Sean D. Holley was in charge of the Criminal Investigation Division (CID) for over 12 years.  Undersheriff Holley began his career in 1990 as a Deputy Sheriff assigned to the Police Services Division, also serving as a K-9 Handler and a member of the Special Services Unit.  In 1994 he was promoted to Investigator in the Criminal Investigation Division, where he was assigned to a Multi-Agency Task Force.  Undersheriff Holley left that division in 1997 when he was promoted to the rank of Sergeant in the Police Services Division, as well as serving as Assistant Commander of the Special Services Unit.  In 2000 he was promoted to the rank of Lieutenant in the Police Services Division. In 2013 he was promoted to Captain where he oversaw the Criminal Investigation Division, Commander of the Special Services Unit, NYS Counter Terrorism Regional Coordinator as well as other administrative duties. Undersheriff Holley has received extensive training in Special Operations and Tactics, Criminal Investigative Techniques, Interviews and Interrogations, Death Investigations, Marine Law Enforcement, and a 2006 attendee of the New York State Police Colonel Henry F. Williams Homicide Seminar.  He received a Bachelor’s Degree in Criminal Justice Administration from Mansfield University. 

      Confidential Assistant - Melissa Brown               Administrative Assistant McKenzie Roberts


Chemung County Sheriff’s Office 203 William St P.O. Box 588 Elmira, NY 14902
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