Chief J. Noe Diaz
Chief J. Noe Diaz was appointed Chief of Police by Mayor John Whitmire on August 14, 2024. Prior to his current appointment he served as the Chief of Police for the Katy Police Department.
Chief Diaz began his law enforcement career as a correctional officer with the Texas Department of Criminal Justice from 1987 to 1994.
Diaz completed the University of Houston-Downtown Police Academy in 1994 and worked for the Harris County Precinct Five Constable’s Office until 1996, when he was selected by the Texas Department of Public Safety to attend DPS Academy A-96. Upon completion of the DPS Academy, Chief Diaz was assigned to the Katy Highway Patrol Office as a Trooper.
In 2001, Diaz was promoted into the Narcotics Division of the State Police and was stationed in Houston, where he was assigned to the Harris County Organized Crime Task Force, HPD, ATF, DEA, and the FBI during his seven years as a Narcotics Sergeant.
In 2008, Chief Diaz was appointed as a Texas Ranger and briefly served in Rio Grande City, until returning to the Houston Office, where he was assigned as the Public Corruption Ranger for Company A (Greater Houston Area) for over ten years, working various high profile public corruption investigations. Chief Diaz was assigned to the FBI Public Corruption Border Task Force as a Task Force Officer and maintained top-secret clearance.
Diaz has over 6,800 Law Enforcement (TCOLE) training hours and earned a Bachelor of Science in Criminal Justice from the University of Houston- Downtown (100 Club Scholarship Recipient) and a Master of Science in Criminology from Lamar University. He is a graduate of the 263rd FBI National Academy and FBI Texas Command College. Chief Diaz also graduated from the Northwestern University Center for Public Safety, School of Police Staff and Command in 2024.
He is a member of the International Association of Chiefs of Police, and the Texas Police Chief’s Association.
