Investigations Division

The Investigations Division consists of investigative units that are primarily responsible for the follow up investigation of crimes committed against person or property in the City of Hayward.

Two Detectives standing in front of police vehicles

The division is managed by a Police Captian who oversees two bureaus lead by Lieutenant, the Criminal Investigations Bureau or the Special Investigations Bureau. Detectives are assigned to units under each bureau. 

For more information about the division contact:

Lt. David Dorn
Investigations Division
Captain Dan Olsen
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-5038

Division Bureaus

Criminal Investigations Bureau -

The Criminal Investigation Bureau is a multi-task orientated unit of highly trained and experienced criminal investigators who conduct follow-up investigstions of crimes that are reported . The bureau's goal is to identify crime and offender, solve crime, make an arrest and work with the District Attorney's office in the prosecution phase to obtain convictions. CID personnel must achieve and maintain a high degree of proficiency and expertise, and be versatile in numerous disciplines and types of investigations. Detectives must maintain expert skills in interviewing, interrogation, surveillance, evidence preservation, and crime scene management.

The Criminal Investigations Bureau is separated into four separate units and a liasion to the District Attorney's Office:

  1. Special Victims Unit
  2. Homicide/Major Assaults Unit
  3. Robbery/Property Crime Unit
  4. Crime Scene Unit

For more information about the Criminal Investigations Bureau contact:

Photo coming soon
Criminal Investigations Bureau
Lieutenant Zach Hoyer
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-7211

Special Investigations Bureau -

The Special Investigations Bureau is comprised of units that conduct proactive and collaborative investigations. Investigators assigned to this bureau serve on special task forces with other law enforcement agnecies to enhance the efforts to reduce crime and provide a safer environment for the Hayward community. They react to changes in crime patterns by targeting affected areas to reduce crime. They respond to anonymous tips regarding drug activity by utilizing all available resources, and assist in locating and arresting wanted subjects.

The Special Investigations Bureau is seperated into three units and a liasion to the Alameda County Narcotics Task Force

  1. Vice/Intelligence Unit
  2. Narcotics Unit
  3. Special Duty Unit

For more information about the Special Investigations Bureau contact:

Lt. David Dorn
Special Investigations Unit
Lieutenant Zach Hoyer
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-7211

Learn more about the Investigation Division Units:

 

The Special Victims Unit investigates crimes against the most vulnerable segments of the community.

 

Their cases involve, but are not limited to:

  • Child abuse
  • Child pornography
  • Crimes against the elderly
  • Crimes against individuals with special needs or dementia
  • Crimes by or against children
  • Domestic violence
  • Human trafficking
  • Sexual assault

The Special Victims Unit oversees all follow-up Domestic Violence investigations, ensuring statutory and policy compliance and victim follow-up and liaison with the court system.  These cases would include those involving serious physical injury, serial protective/restraining order violations and issues that require multiple agency intervention.

 

Detectives in this unit also manage all sex offenders registered in the City of Hayward to ensure they are in compliance with the law and are correctly registered in accordance with Megan's Law.

 

For more information contact:

Angela Irizarrey
Special Victims Unit
Sergeant Sam Sander
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-7273

 

The homicide detectives serve as the lead investigative group for violent crimes against a person that resulted in death or great bodily injury.  The objective of every homicide/major assault investigation is to bring the responsible person(s) before the court and obtain a guilty verdict.  Homicide investigators meticulously, carefully and thoroughly investigate all cases to ensure effective prosecution.  Since a case is built on legal requirements, rules of procedure must be followed. 

 

For more information contact:

Trevor Vonnegut
Investigations Division
Sergeant Matt McMahon
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-3389

 

Robbery/Property Crime Unit Detectives investigate carjacking, home invasion robbery, strong armed robbery, armed robbery, business robbery, and robbery by sudden snatching for the purpose of apprehending offenders, preparing evidence and providing testimony so as to secure a conviction of the perpetrator.

Robbery/Property Crime Unit Decetives also investigate Property Crimes including burglary, auto theft, criminal damage to property, fraud, embezzlement, and forgery cases.

The Property Crimes Unit works proactively within the community by communicating with businesses, neighborhood watch groups, and other government entities in an effort to successfully curb property crimes. The Property Crimes Unit aggressively targets criminals who commit these acts by utilizing the newest technology and investigative techniques to ensure the community does not fall victim to these types of crimes. 

 

Burglary Prevention Tips:

  • Do not leave valuables inside your vehicle
  • Be vigilant in reporting suspicious vehicles and/or persons
  • Start neighborhood watch groups, there is strength in numbers
  • Mark/photograph your valuables
  • Harden homes by communicating to your neighbors
  • Trimming shrubs near visible windows
  • Lock your home utilizing heavy duty locks
  • Lock all windows

More information:

 

Business Watch Program Crime Free Multi-Family Housing Crime Prevention Through Environmental Design

 

For more information contact:

Brian Maloney
Property Crime Unit
Sergeant Matt Blum
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-7145

 

The Crime Scene Unit is responsible for documenting crime scenes; identifying, collecting, and preserving evidence.

 

Collected evidence is categorized as conclusive, circumstantial, or exclusionary. Physical evidence is any item that can be used to ascertain what in fact occurred, will assist in determining the truth about a fact in question, or anything which may indicate a crime was committed or connect a person to a crime. It can take the form of ballistics, fingerprints, writings, tool marks, DNA, photography, or unknown substance. These items are stored in by the Property and Evidence Unit in the Support Services Division.

 

Learn more about the Property and Evidence Unit 

 

For more information contact:

Crime Scene Unit
Crime Scene Unit
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-7123

 

Vice/Intelligence Unit gathers information from all sources in a manner consistent with the law and then analyzes and disseminates that information to provide intelligence on the existence, identities and capabilities of criminal suspects and enterprises to further crime preventiont. The intent of this process is to provide timely and accurate tactical, strategic, administrative and operational intelligence analysis of data relating to crime in support of the agency’s goals and community oriented policing efforts.

 

Our crime analysist are dedicated to helping the Hayward Police Department become more effective through better information.

 

The information that analyst provides can help:

  • Solve crimes
  • Educate the public
  • Find and apprehend offenders
  • Prosecute and convict offenders
  • Improve safety and quality of life
  • Optimize internal operations
  • Prioritize patrol and investigation
  • Detect and solve community problems
  • Plan for future resource needs
  • Enact effective policies
  • Develop effective strategies and tactics to prevent future crimes

Hayward Crime Mapping Hayward Crime Data

California Department of Justice Crime Data FBI Uniform Crime Reports

 

For more information contact:

Mike Carpenter
Investigations Division
Sergeant Tony Carrasco
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-7165

 

Drugs contribute to many of our most disturbing social problems, including crime, violence, poverty and disease. Our Narcotics Unit is hard at work getting these drugs off of the streets of Hayward.

 

Illegal Drugs – sales and use, continue to be a huge social issue. Drugs contribute to many of our most disturbing social problems, including crime, violence, poverty and disease. Neighborhoods are negatively affected by pervasive drug abuse, leaving many residents reeling from a decline of quality of life and a reduced sense of security. We are  hard at work eliminating illegal drug sales and use in our community.

 

Help us fight drug abuse and keep your neighborhood drug free, contact us with any information you may have: (510) 293-7047 or HaywardPDNarcs@hayward-ca.gov

 

Please note: This information is confidential and the caller will remain anonymous. This email is for police investigative purposes and will not generate an immediate police response

 

For more information contact:

Vacant
Narcotics Unit
Vacant
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-7123

 

 

More information coming soon. 

 

For more information contact:

Andrew Valderramma
Special Duty Unit
Sergeant Rick Flores
Hayward Police Department
300 W. Winton Ave.
Hayward, CA 94544
(510) 293-3435