Harvey County Sheriff Chad Gay began his position Jan. 9, 2017. He brought with him several years of experience in law enforcement and the military. Gay served in the United States Marine Corps 
from 1987 to 1991. In 1994, he started a local career as a police officer for the Newton Police Department. His tenure with Newton included stints as a school resource officer and an SRO master police officer. Gay was elected in 2020 to a second term, which runs through 2024.
Gay takes pride in the office's community outreach. He has set a goal to build partnerships within Harvey County communities and other law enforcement agencies, to lead an office that helps people see and understand law enforcement decisions and policies and for all deputies to maintain unwavering professionalism.
Under Gay's term, the Sheriff's Office has put a renewed focus on combating drug trade and drug use and being more visible and accessible to residents. The Drug Task Force was created in 2017 to deter and prevent drug crimes in Harvey County. To aid that mission, Gay is establishing stronger alliances with local law enforcement to deliver a unified effort. Additionally, Gay has made it a focal point to build rapport with the people of Harvey County.
The Harvey County Sheriff's Office leadership team also includes Undersheriff Shawn Chapman, Patrol Capt. Brandon Huntley and Detention Center Capt. Brian Huntley.