Mark C. Glentzer, Retired Lieutenant, passed away on Friday, July 17, 2020, at the age of 64. He is survived by his wife, Sharon Glentzer. He joined the Houston Police Department on January 12, 1981, Academy Class #95. During his tenure with the department, he was assigned to the North, Central, Westside, Burglary and Theft, Major Offenders, Internal Affairs, Identification, Jail, and Property Divisions. Lieutenant Glentzer retired on April 21, 2018.