Stockton Police Captains
Administrative Services Division
Captain Tom Jernigan

Investigations Division
Captain Antonio Sajor, Jr.

The Investigations Division and its detectives and support staff are commanded by Captain Antonio Sajor, Jr. Captain Sajor joined the Stockton Police Department in 1997. He served as a Patrol Officer, Community Police Officer contract-serviced to the Housing Authority of the County of San Joaquin, and as a Narcotics Officer. In 2007 Sajor promoted to Sergeant where he worked in the Field Operations Division. He promoted to Lieutenant in 2011 and served as a Watch Commander, Strategic Operations Commander, manager of the Police Chief's Community Advisory Board, and as the Crisis Negotiations Team Program Manager. Sajor promoted to Captain in August 2014 and in January 2015 he took command of the Technical Services Division. Captain Sajor holds a Bachelor of Science degree in Criminology from California State University, Fresno, and a Master's Degree in Security Studies (Homeland Security) from the Naval Postgraduate School in Monterey, CA.
Field Operations Division
Captain Ivan Rose

The Field Operations Division is commanded by Captain Ivan Rose. Captain Rose was hired by the Stockton Police Department as a Police Officer on March 16, 1995. He promoted to the rank of Sergeant on July 18, 2003, and served as a Patrol Supervisor, Personnel and Training Supervisor, and as an Administrative Sergeant. He promoted to the rank of Lieutenant on August 25, 2011, where he served as Commander of SWAT, Strategic Operations Section, Gang Street Enforcement Team, and the Ceasefire Program. He has earned his Intermediate, Advanced, Supervisory, and Management POST certificates. On June 18, 2018, he promoted to the rank of Captain and assumed Command of the Field Operations Division. The Field Operations Division includes Watch Commanders and Patrol Personnel.
Technical Services Division
Captain Michael Reynosa

The Technical Services Division is commanded by Captain Mike Reynosa. Captain Reynosa joined the Stockton Police Department in 1992. He served as a Patrol Officer, K-9 Officer, School Resource Officer, and Field Training Officer. Mike promoted to Sergeant in 2001 and served as a Patrol Sergeant, Field Training Officer Sergeant, Crisis Negotiations Team Sergeant, IMPACT Team Sergeant, and Gang Street Enforcement Team Sergeant. In 2011, he promoted to Police Lieutenant and served as the Watch Commander, on the Community Response Team, in the Administrative Services Division – Training Unit, as Field Training Program Manager, and as the EVOC Program Manager. Captain Reynosa is a graduate of the Supervisory Leadership Institute.
Special Operations Division
Captain Kathryn Nance

The Special Operations Division is commanded by Captain Kathryn Nance, who joined the Stockton Police Department in 1996. She served as a Patrol Officer and Field Training Officer. She was also assigned to the Robbery/ Homicide Unit, Gang Violence Suppression Unit and Crisis Negotiations Team.
Captain Nance was promoted to Sergeant on August 26, 2011 and worked in the Gang Street Enforcement Team, Community Response Team, Community Corrections Partnership Task Force and the AB109 Task Force.
Captain Nance was promoted to Police Lieutenant on December 3, 2016 where she was assigned to Field Operations and the Special Investigations Unit. She was also the Program Manager over METRO Narcotics, the Community Corrections Partnership Task Force, the FBI Task Force, the Multi-Agency Gang Task Force, Critical Incident Investigations, and the Parole and Corrections Team (PACT).
The Special Operations Division consists of Strategic Operations, Neighborhood Services, and the Traffic and Special Events Section.