Denise M. Hansen

Supervising Prosecution Counsel

Tel: (949) 263-2607


At a Glance

As supervising prosecution counsel of the Comprehensive Code Enforcement team, Denise’s practice includes criminal, civil and administrative municipal code enforcement, public entity defense and Pitchess motions.
She works with police departments on gun confiscation matters and gun violence restraining orders and with city code enforcement officials on local ordinance violations and Health & Safety Code abatements.
Denise has extensive courtroom experience and worked as a prosecutor in the Orange County District Attorney’s Special Prosecutions Unit.

Denise Hansen represents municipal and public sector clients in litigation in state court. As supervising prosecution counsel of Best Best & Krieger LLP’s Comprehensive Code Enforcement team, Denise’s practice includes criminal, civil and administrative municipal code enforcement, public entity defense, Pitchess motions, gun confiscation matters and gun violence restraining orders and Health & Safety Code abatements. .
Prior to joining BB&K, Denise was a senior trial attorney with the Law Office of Michael L. Fell, where she represented defendants in non-violent criminal cases and victims in criminal cases pursuant to Marsy’s Law. She previously served as a deputy district attorney in Orange and Ventura counties and as a deputy county counsel in Santa Barbara County. During her career, she has tried more than 65 jury trials and handled dozens of court trials and hearings. As a deputy district attorney, she prosecuted many types of cases, ranging from misdemeanors to felonies and served as vice president of the Association of Orange County Deputy District Attorneys. She worked as the Orange County Hate Crimes deputy, filing and prosecuting hate crimes and also prosecuting cases involving public officials and police officers. As a deputy county counsel in Santa Barbara, she handled enforcement issues, civil litigation defending the County and advised county agencies on employment law.
While earning her law degree from Loyola Law School, Denise served as a staff writer for the Loyola of Los Angeles International and Comparative Law Review. She also worked as an intern for the Los Angeles Superior Court Criminal Division, the U.S. Attorney’s Office Organized Crime Division, and the Los Angeles and Orange County district attorney’s offices.

  • Loyola Law School, Los Angeles, J.D.
  • University of California, Irvine, B.A. Social Ecology


  • California


Legal Alerts Mar 19, 2021

Disclosing Law Enforcement Personnel Records

The Intersection Between Brady Lists, Pitchess Statutes and SB 1421

Legal Alerts Jan 05, 2021

New Public Agency Laws on Safety, Finance, Contracting and More

Part 1: New Laws Impacting California Public Agencies for 2021

Legal Alerts Dec 17, 2020

Law Enforcement May Not Destroy Seized Firearms Without Providing Notice to the Owner

Ninth Circuit Reverses Lower Court Ruling on Due Process Grounds

Authored Articles & Publications Jun 18, 2020

Enforcing Local Health and Safety Laws

BB&K's Denise Hansen and Brandon Sanchez Discuss Code Enforcement Remedies in PublicCEO

Legal Alerts Jun 08, 2020

Law Enforcement Can’t Use an Administrative Search Warrant in Ongoing Criminal Investigation

Ninth Circuit Affirms Motion to Suppress Evidence Seized by Deputies Assisting Code Enforcement Officers

Legal Alerts Apr 22, 2020

City Can’t Immediately Seize and Destroy “Bulky” Items Belonging to the Homeless Without a Warrant or Notice

Los Angeles Blocked From Enforcing Ordinance Allowing for the Immediate Seizure and Destruction of Large Personal Property Stored in Public

Legal Alerts Jan 07, 2020

New Election, Conflict of Interest, Firearm and Cannabis Laws

Part 1: California Laws Impacting Public Agencies for 2020

Legal Alerts Oct 17, 2019

Red-Flag Law Expands

California’s Gun Violence Restraining Order Law Bolstered by Newly Signed Bills

Authored Articles & Publications Mar 26, 2019

Gun Violence Restraining Orders

A Valuable, Rarely Used Tool Against Violence, Writes Denise Hansen in PublicCEO

Legal Alerts Sep 12, 2018

Code Enforcement Changes in California

Three Bills Signed, More Potentially on the Horizon

Contact Denise M. Hansen

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