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Command Staff Bios

 

Chief Nannenga 

Dale Nannenga became the Chief of Police for the Avondale Police Department in November 2013. Chief Nannenga was hired by the City of Avondale in 2004 and had previously held the position of Assistant Chief for the Operations Division. The Avondale Police Department consists of two divisions, the Operations Division and the Support Services Division, each supervised by an Assistant Chief. During his tenure with the Avondale Police Department he has supervised the Criminal Investigations Bureau which included such areas as the Persons/Property Unit, Special Victims Unit, Street Crimes Unit, School Resource Officers, the Identification Technician and the Property and Evidence Section.  He retired from the Tempe Police Department with 25 years of service. His law enforcement career includes service in the field training of new officers, hit and run investigations, narcotics investigations and the sex crimes detail.  Dale grew up in the Mesa area and has a Bachelor of Arts degree from Western Illinois University.  In 2007 Dale graduated from the FBI National Academy.

Questions, Comments, Concerns? 
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 Assistant Chief Espinoza

Memo Espinoza was selected as the new Assistant Chief and currently oversees the Support Services Bureau. Memo grew up in Avondale and attended Agua Fria High School.  Memo is a former Marine and has been with the Avondale Police Department for 17 years.  During Memo’s police officer career he has worked as a detective, corporal and sergeant with experience in criminal investigations, hiring, recruitment and training and SRD Sergeant. Memo also served 6 years as a member of the Tactical Operations Unit (SWAT) as an operator and also is trained as a negotiator for the team.  Memo has also served as the Avondale Police Department’s Public Information Officer and was assigned as the Lieutenant for the Criminal Investigations Bureau. Memo earned a Bachelor’s Degree in Public Safety Administration from Grand Canyon University and his Master’s in Business Administration from the University of Phoenix. 

Questions, Comments, Concerns?

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 Assistant Chief Parkin


Lynn Parkin was hired by the Avondale Police Department on May 24, 2004 as the Assistant Chief of Police.  She spent the previous sixteen years with the Peoria Police Department.  There, she rose to the rank of Lieutenant and served in numerous areas to include Field Training Officer, Recruit Training Officer at the Police Academy, Recruitment Team, Honor Guard, Bike Patrol, Criminal Investigations, Public Information Officer, Accreditation Manager, CISM/Peer Support Coordinator, Administration and Hiring.  In 1994, Lynn was named Officer of the Year and in 1997, was named Supervisor of the Year. Lynn earned her Bachelor's Degree from the University of Kansas and her Master's Degree from Northern Arizona University.  She is also a graduate of the Northwestern University School of Police Staff and Command where she earned the Kreml Award for Leadership.


Questions, Comments, Concerns? 
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 Lt. Bates


Albert Bates has been with the Avondale Police Department since 2006, prior to that he spent almost 7 years with the Mesa Police Department.  Albert is originally from Lawton, Oklahoma but joined the United States Navy after High School.  Albert spent over 8 years in the Navy, serving onboard a command ship and a fast frigate before being assigned to recruiting duty in Arizona.  Albert is currently assigned to the Patrol Division and Traffic Bureau; he is also responsible for special event planning for the Police Department.   


Questions, Comments, Concerns? 

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 Lt. Borsan


Mirela Borsan was hired by the Avondale Police Department in September 2004 and is currently assigned to the Communications Bureau.  She began her Law Enforcement Career with the Tempe Police Department in July 2001.  During her tenure with the Avondale Police Department, Lieutenant Borsan has held several assignments: Criminal Investigations Bureau-Sex Crimes Detective; Patrol Sergeant, Property Crimes Sergeant, Persons Crimes Sergeant, special Victim Unit Sergeant, and patrol lieutenant. Lt. Borsan is currently the Communiations Bureau Lieutenant. Lt. Borsan holds a degree in Justice Studies from Arizona State University, a  Master’s Degree in Organizational Management from the University of Phoenix, and an MBA in Homeland Security from Northcentral University.


Questions, Comments, Concerns? 

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 Lt. Lopez


Varney Lopez, originally from Los Angeles, CA, moved to the Phoenix, AZ area at a young age. Lt Lopez attended Phoenix area schools and in 2004 Lt. Lopez joined the Avondale Police Department. He has served in a variety of functions within the Department to include Field Training Officer (FTO), SWAT team member, and promoting to Sergeant. As a Sergeant, Lt. Lopez was assigned to work with several communities to include Cashion, the Sanctuary, Cambridge Estates, Coldwater Ridge and Las Ligas, establishing a positive relationship with the community by decreasing crime and improving the overall safety as well as th interaction with the Police Department. Lt. Lopez eventually became part of the Training Unit where he served as a Defensive Tactics Instructor, Taser Instructor, and Fitness Instructor, at the same time supervising the Field Trainers and training several new Officers. Lt. Lopez earned his Bachelor's Degree in Public Safety Administration from Grand Canyon University and is currently assigned to the Patrol Bureau.


Questions, Comments, Concerns?

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 Lt. Martin


Jonathon Martin is a native of Arizona and grew up in Litchfield Park where he attended Agua Fria High School.  Jonathon has been with the Avondale Police Department since 2001.  During Jonathon’s career with the Avondale Police Department he has held several assignments: SWAT, Street Crimes Unit Detective, Patrol Sergeant, Property Crimes Sergeant, Persons Crimes Sergeant, Internal Affairs Sergeant, and Patrol Lieutenant.  Jonathon is currently the Criminal Investigations Bureau Lieutenant. Jonathon is currently working on his Bachelor’s degree in Public Safety Administration.


Questions, Comments, Concerns?
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 Lt. Redline


James Redline has been with the department since 1999. He has been involved in several facets of the agency to include being a field training officer, a swat team operator, corporal, as well as a sergeant for almost 9 years. James was instrumental in creating the Community Action Team and leading the team to solve several high profile cases for several years before becoming the newest Patrol Lieutenant.


Questions, Comments, Concerns?

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 Lt. Sgrillo


Mike Sgrillo has been with the Avondale Police Department for just over twenty years, and is currently the Support Services Lieutenant.  Mike oversees the Property and Evidence room, Detention Bureau, School Resource Officers, Park Rangers and Animal Control.  Mike is also the Tactical Operation Unit Commander and oversees the Department’s fleet of vehicles.  Mike has his Bachelor’s degree in Public Safety Administration from Grand Canyon University.  During his time with the department he was been assigned to several different areas to include, SWAT, Detectives, Patrol, FTO and Hostage Negotiations.


Questions, Comments, Concerns?

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 Kimberly Martinez


Kimberly Martinez was hired by the Avondale Police Department in April 2003.  Kimberly has over 20 years’ experience in business management and administration in both the private and public sectors.  Prior to coming to the Avondale Police Department, Kimberly served as an Administrative Services Officer with the Department of Corrections.  Currently, Kimberly is assigned as the Budget and Records Manager.  In this position she is responsible for the overall fiscal management of the police department’s budget, grant writing and administration, and she manages the Records Bureau and 30 Day Tow Program.  Kimberly has an Associate’s Degree in Accounting and Business Administration from Manchester Community Technical College, a Bachelor’s Degrees in Business Administration and Business Management from the University of Phoenix and a Master’s Degree in Public Administration from Arizona State University.    


Questions, comments, concerns? 
Email Kimberly Martinez