CHIEF DENNIS CASILLAS

Deputy Chief 2017-2020

Bexar County Sheriff’s Office (BCSO), San Antonio, Texas 78207 (1983-2020)

  • Brought the West Patrol substation on-line supporting a high-degree efficiency

  • Commanded and collaborated with one captain, three lieutenants, and six sergeants, in addition to CID detectives, SCORE deputies and fleet maintenance personnel

  • Influential and effectively commanded a newly created Strategic Operations Division that included: SWAT Negotiations, Traffic Safety Unit, K-9, Judicial Services, Felony Apprehension Unit (FAU), CID Unit, Mental Health Unit (MHU) and executive officer (captain)

  • Managed the daily operations and budgets for the Strategic Operations Division formed of approximately 125 officers and 30 civilians

Lieutenant (2007-2017)

 

  • Effectively organized and collaborated in high-profile case (June 2011) with SWAT team, in addition with the support of other law enforcement agencies; DPS, FBI, and many units within BCSO for purposes of executing the warrant and arrest of a capital murder suspect of a Bexar County Sergeant

  • Responsible for the command of units under Special Operations: Street Crimes, Directive Patrol, Crime Prevention, Crisis Intervention, K-9, Honor Guard, SWAT, and Negotiations Team

  • Served on the Bexar County Vehicle Replacement Committee (16 Years)

  • Served as the Body Armor Administrator (23 years) responsible for recommendations of body armor for Constables, District Attorney Investigators, Bexar County Fire Marshals and Juvenile Probation Officers

  • Constructed effective liaisons with federal agencies: Homeland Security Investigation (HSI), Federal Bureau Investigations (FBI), and Drugs Enforcement Administration (DEA) in collaboration on street crime prevention

  • Commanded overall duties for the East Patrol substation night shift operations. Transferred to and commanded West Patrol substation day shift operations (Sea World).

  • Commanded duties for SWAT/negotiations team (2006)

EDUCATION:

 

Wayland Baptist University, San Antonio, Texas, 1993

55 Semester Hours

 

Texas Army National Guard, Camp Mabry, Austin, Texas 1989-1993

Sergeant

 

LAW ENFORCEMENT TRAINING/CERTIFICATIONS/ACCREDITATIONS:

●      Master Peace Officer approx. 3,900 training hours

●      Basic Jailer Certification

●      Basic Peace Officers Course                                      

●      Police Driving Course

●      Advanced Accident Investigation                                        

●      Basic SWAT

●      PR-24 Certification

●      Air Force EST (Advanced SWAT)

●      Patrol Orientation

●      Basic SWAT (SAPD Academy)

●      Use of force (intermediate)

●      Crime Scene Search(intermediate)

●      Arrest, Search & Seizure (intermediate)

●      Child Abuse Prevention (intermediate)

●      Intermediate Peace Office January 01, 1993

●      Criminal Investigation (DPS Academy)

●      Management and Supervision

●      Kinesics Interview and Interrogations

●      Special Investigative Topics

●      Advance Peace Officer July 6, 1996

●      Burglary/Robbery Investigations

●      New Supervisors Course

●      Teamwork Training

●      Cultural Diversity

●      Leadership Skills

●      High Risk Incident

●      Threat Assessment Course (Texas A&M

●      Texas Terrorism Exercise (Texas DPS)

●      Patrol Rifle Course

●      Conflict Resolution and Management

●      Field Training Course (SAPD

●      Texas Statewide Tobacco Education and Prevention Program (Southwest Texas State University)

●      Preparing and Responding to Terrorism/Weapons of mass destruction (Texas A&M)

●      School Bomb Threats

●      Lead from the Front (St. Mary’s University)

●      Virus of Violence in School

●      Mechanical Breaching

●      Tactical Raid Planning

●      Less-Lethal munitions and Taser Instructor certified

●      Clandestine Lab Enforcement

●      Basic Instructor Certified

●      Pepper ball Operator

●      Master Peace Officer, December 31, 2003

●      NIMS

●      Leadership Skills for Challenging times

●      Instructor certified M26 and X26 Taser

●      New Supervisors Course (FBI)

●      Texas WMD Terrorism Incident regional ex. (Texas A&M)

●      FEMA (ICS-100)

●      FEMA (ICS-200)

●      FEMA (ICS-300)

●      FEMA (ICS-400)                                      

●      FEMA (ICS-700)

●      WMD Tactical Commander (Louisiana State University)

●      WMD Advanced Tactical Ops (Louisiana State University)

●      Prevention and Response to suicide Bombing Incidents 

●      (New Mexico Tech)

●      Explosive Breaching for L.E. Tactical Ops.

●      (New Mexico Tech)

●      Aircraft Recovery/Special threats (FBI)

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