Sheriff DuMond Announces Promotions

DELHI — On Thursday, January 8th, at a swearing-in ceremony held at the Delaware County Sheriff’s Office, Sheriff Craig DuMond announced the promotions of two long-time members of the agency, recognizing their dedication, experience, and exemplary service to Delaware County.

Promotion of Investigator David Barnes to Senior Investigator: 

Investigator David Barnes, a ten-year member of the Delaware County Sheriff’s Office, was promoted to the rank of Senior Investigator.

Senior Investigator Barnes began his law enforcement career in 2009 as an Investigator with the Department of Social Services, working under the authority of the Delaware County District Attorney’s Office. In 2015, he transferred to the Sheriff’s Office as a Deputy Sheriff assigned as a School Resource Officer to the DCMO BOCES - Harold Campus and the Sidney Central School District. In February 2018, he was promoted to Investigator within the Criminal Investigations Division.

In his new role, Senior Investigator Barnes will supervise the Criminal Investigations Division, with a focus on major crimes throughout Delaware County.

Promotion of Senior Investigator Christopher Erwin to Lieutenant

Senior Investigator Christopher Erwin, also a ten-year member of the Sheriff’s Office, was promoted to Lieutenant of the Law Enforcement Division.

Lieutenant Erwin began his law enforcement career in 2011 as a police officer with the Colchester Police Department, thereafter, joining the Walton Police Department. In 2015, Lt. Erwin transferred to the Delaware County Sheriff’s Office as a Deputy Sheriff. In 2018, he was promoted to Road Patrol Sergeant, where he supervised the daily operations of the Road Patrol Division. In January 2022, he was promoted to Senior Investigator, assuming supervision of the Criminal Investigations Division.

As Lieutenant, Erwin will oversee the Road Patrol, Criminal Investigations, and Civil Divisions.

Commenting on the promotions, Sheriff DuMond stated:

“I am proud to make these appointments. Both Senior Investigator Barnes and Lieutenant Erwin are well deserving of these promotions. Their years of dedication to service, diverse experience, and overall knowledge will serve them well in their new roles. I have the utmost confidence in their abilities and know they will serve the Sheriff’s Office and the people of Delaware County well in their new positions.”