Antioch Police add two officers, two leaders to the force
Plus, new Crime Analyst and CSO
By Antioch Police Department
During an oath of office ceremony on Monday, Nov. 24, 2025, the Antioch Police Department officially added two sworn officers, a captain and lieutenant, as well as a crime analyst and community services officer to the force. The ceremony was held in the Antioch Police Department’s Community Room.
Chief Joe Vigil administered the oaths of office. He previously introduced each of them to the public and City Council during their special meeting on Nov. 4, 2025. (See 32:40 mark of video)
Captain Shane Bower
Shane was born and raised in Concord, California and is a lifelong resident of Contra Costa County. He began his career in Law Enforcement in 1996 as a Police Reserve Officer for the City of Walnut Creek. By May 1997, Shane was a Deputy Sheriff for Contra Costa County where he worked Detention and Patrol. Shane lateralled to the Vallejo Police Department in 1999 where he worked Patrol, Crime Suppression, Traffic, Internal Affairs, and was the Professional Standards Division Commander. He held several ancillary duty positions including Field Training Officer, Rangemaster, Hostage Negotiator, and SWAT Commander.
Shane served 21 years in the United States Army Reserve working in Communications, Intelligence, Military Police, and Psychological Operations. He is a veteran of the Iraq War where he served as a Team Leader on a Tactical Psychological Operations Team. Shane also serves as the Chair of the Veterans Commission for the City of Martinez as well as a committee member honoring Veterans. He holds an A.A. degree in liberal arts and a Bachelor’s Degree in Criminal Justice. Shane is excited about this opportunity to serve to citizens of Antioch and looks forward to building a strong relationship with the community.”
During the Nov. 4th Council meeting Bower said, “I want to take this opportunity to thank you for this opportunity to allow me to provide exceptional service to the citizens of this community.
Lieutenant Franco Cesar started his policing career with the Vallejo Police Department in 1996 as a Police Cadet. He was hired by the Fairfield Police Department in 2001 as a Police Officer, and he was promoted to Sergeant in 2011.
During his time as a Sergeant with the Fairfield Police Department, Lieutenant Cesar oversaw an exceptional range of critical units, including Patrol, Youth Services, Major Crimes, Family Violence, Peer Support, Special Operations Team, Gang Unit, SWAT Team, and Mobile Field Force Team. He also coordinated key programs such as the Active Shooter Response Program, Explorer Program, and Threat Liaison Program.
His exceptional service was recognized with two Officer of the Year Awards and the most recent honor of the Fairfield PD 2024 Manager of the Year Award. Additionally, he volunteered with the Fairfield Police Activities League (PAL) as an Executive Board Member and Treasurer before leaving the department.
Lieutenant Cesar holds an Associate of Arts Degree in Criminal Justice from Napa Valley College and a Bachelor of Science Degree in Criminal Justice from California Coast University. He also graduated from the Supervisory Leadership Institute (SLI) in 2020.
Lieutenant Cesar enjoys taking his family on international trips. His unique travel ritual is exploring the local McDonald’s menu in every country he visits, specifically searching for the exclusive, special items that cater to the regional palate. It’s a fun and easy way for him to sample the unique flavors of a new destination.
During the Nov. 4th Council meeting, Cesar offered his appreciation for the new position and said, “I’m ready to work. I’ve been a worker all my life. I’ve got a great work ethic. I’m ready to help out the department and moving them forward to the future. Thank you to the chief for the opportunity.”
Adrian Rivera-Pelayo – Police Trainee
Adrian grew up in Brentwood and attended Liberty High School. Shortly after graduating High School, he joined the restaurant management sales industry. In his free time, he enjoys working on cars, exercising and spending time with his pets. Adrian moved out when he was 18 and became a homeowner at age 19.
Fun fact: Adrian loves playing video games.
Bryan Diaz – Police Trainee
Bryan was born in Martinez and was raised in the east bay. He attended Freedom High School and graduated in 2015. Shortly after, he joined the US Marine Corps and served for about eight years, two of the eight years he was overseas in Okinawa, Japan. He then served 4.5 years at the Marine Corps headquarters in Quantico, Virginia where he was promoted to Sergeant. While in the Marine Corps, he became a black belt in the martial arts program and later became a black belt instructor. Prior to joining APD, he worked as a program manager for the anesthesia department at St. Joseph’s Medical Center in Stockton.
Fun fact: Bryan is a single dad to his 5-year-old son and they both enjoy training in Martial Arts.
During the Nov. 4th Council meeting he said, “I just wanted to say thank you for this opportunity. I’m very excited to be part of the progression that the City is making and I will not let you down.”
Vigil also shared that the two new officers graduated from the Police Academy on Friday, Oct. 31, 2025.
Amanda Young – Crime Analyst
Amanda was born and raised in Southern California and moved to the Bay Area in 2017. Before joining APD, she worked as a Dispatcher for the California Highway Patrol. During her free time, she likes to spend time with family, travel, go to comedy shows and listen to country music.
Fun fact: She doesn’t eat any fruit or vegetables.
America Estupinan Gaytan – Community Services Officer
America was born in Martinez and raised in Pittsburg. She graduated from Pittsburg High School in 2017, where her favorite subjects were Math and Physics. Shortly after, she attended CSU East Bay and graduated with a Bachelor’s Degree in Criminal Justice. In her free time, she enjoys building Legos, listening to music, and spending time with her family. She also loves traveling to Mexico and attending concerts. America is excited to join APD and begin this new chapter in her career.
Fun fact: America is the first in her family to make it through college and earn a Bachelor’s Degree.
Allen D. Payton contributed to this report.
the attachments to this post:
APD Swearing-In 11-24-25
New APD Officers 11-24-25
