Command Staff

Interim Chief Adrian Diaz

Chief Adrian Diaz

Chief of Police

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Chief Adrian Diaz has been a dedicated member of the Seattle Police Department for more than two decades. His work building relationships that bridge race, ethnicity and every flavor of humanity can be seen across the Department and in every neighborhood in Seattle.

Chief Diaz began his career in Patrol, the Mountain Bike Unit, and the Anti-Crime Team before joining the Investigations Bureau. He is also a Master Defensive Tactics instructor at the Washington State Criminal Justice Training Commission. He served as Assistant Chief of a newly created Collaborative Policing Bureau prior to being promoted to the Deputy Chief. Chief Diaz is now serving as the Chief of Police.

Chief Diaz holds a B.A. in criminal justice from Central Washington University and a Master's in Public Administration from the University of Washington. He has completed the Major Cities Chiefs Associations Police Executive Leadership Institute, the Cascade Executive Program and the Senior Management Institute of Policing. Chief Diaz has authored numerous national publications in community policing, misdemeanor justice and juvenile justice.

Chief Operating Officer Brian Maxey

Brian Maxey

Chief Operating Officer (COO)

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Brian G. Maxey serves as the Chief Operating Officer of the Seattle Police Department, overseeing Professional Standards, Budget and Finance, Administrative Services, Information Technology, and Intergovernmental Relations. Previously, he worked as a Supervising Assistant City Attorney at the Seattle City Attorney’s Office, where he was lead attorney for the Police Action Team, specializing in 42 U.S.C. 1983 litigation and general advice to the Seattle Police Department; as an Assistant City Attorney in Government Affairs; as Assistant Corporation Counsel in the Special Federal Litigation Unit of the New York City Law Department, representing the New York City Police Department; and as Assistant Attorney General in the Criminal Justice Division of the Washington State Attorney General’s Office, representing WA Department of Corrections and the Criminal Justice Training Commission. Brian also previously served on Federal monitoring teams in Cleveland and Baltimore and worked as a consultant driving best policing practices nationally.

Brian also worked for the Vera Institute of Justice, concentrating on jury and juvenile court reform; as Director of the Citizens Jury Project at the Fund for Modern Courts; and as Executive Director of Friends of Hudson River Park.

Brian holds a JD from Fordham University, an MPA in Policy from New York University, and a BA from Occidental College, and attended the Police Executive Research Forum’s Senior Management Institute for Police. He is licensed to practice law in Washington, New York, and California.

Assistant Chief Thomas Mahaffey

Assistant Chief - Patrol Operations Bureau

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Assistant Chief Tom Mahaffey joined the Seattle Police Department in 1992. He started his career working with the many diverse communities of the East Precinct as a Patrol, Mountain Bike, Anti-Crime Team, and Field Training Officer. As a Sergeant, he served in the Southwest Precinct before moving on to Investigations Bureau assignments. A/C Mahaffey served in Narcotics and later Criminal Intelligence Sections where he supervised the investigations of complex criminal organizations, to include working in cooperation with local, State, and Federal Law Enforcement partners.

On promotion to Lieutenant, he returned to the Patrol Division in the West Precinct. There he served as a Watch Commander, Bike Squad Commander and the Operations Lieutenant. He planned and lead numerous crime reduction initiatives, response to significant protest, and large festivals and events while serving at the West Precinct.

In 2017, he was promoted to Captain, and remained at the West Precinct, working diligently with our community, businesses and city leadership to address some of the most critical issues in one the busiest precincts. This included an initiative to address property crime in the precinct that led to a significant reduction in Car Prowls and addressed organized retail theft in the Central Business District. As West Precinct Commander, he served on numerous community councils and committees such as the West Precinct Advisory Council and Chinatown/International District Public Safety Steering Committee. As Captain, he championed the involvement of district patrol officers in engagement and problem solving with community stakeholders.

Assistant Chief Mahaffey is a graduate of the University of Washington. He has also completed the Senior Management Institute for Police, DEA Leadership Academy and Washington State Law Enforcement Leadership Course.

Assistant Chief Deanna Nollette

Assistant Chief Deanna Nollette

Assistant Chief - Criminal Investigations Bureau

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Assistant Chief Deanna Nollette is the commander of the Criminal Investigations Bureau. She has served with the Department for 22 years, most recently as Captain of the Violent Crimes Section. Her previous assignments include Patrol, Media Relations, Night Watch Commander, Lieutenant for the West Precinct and Captain of the Narcotics and Special Victims Units.

Assistant Chief Nollette has helped further the Department's collaboration with regional and federal partners on multi-agency drug takedowns and large scale, long-running criminal investigations. She was instrumental in launching the Law Enforcement Assisted Diversion (LEAD) model here in Seattle. Assistant Chief Nollette has also helped advance the Department's work related to sexual assault forensic examination, as well as DNA testing for cold cases. She has also served as incident commander for numerous citywide events and demonstrations. Assistant Chief Nollette received her Bachelor's degree from Evergreen State College. She has completed the FBI National Academy, Senior Management Institute for Police, International Association of Chiefs of Police (IACP) Women's Leadership Institute and the Seattle University Criminal Justice Leadership Institute.

Assistant Chief Nollette was appointed to the Washington State Legislature's Sexual Assault Forensic Examination (SAFE) Best Practices Task Force, and currently serves on the IACP and the Lawyers' Committee for Civil Rights Under Law's "Enhancing the Response to Hate Crimes" Advisory Committee.

Assistant Chief Lesley Cordner

Assistant Chief Lesley Cordner

Assistant Chief - Professional Standards Bureau

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Assistant Chief Lesley Cordner commands the Professional Standards Bureau.

Lesley Cordner joined the Seattle Police Department in 1989.  She has worked a variety of assignments in Patrol, Community Policing, the Domestic Violence Unit, the Office of Professional Accountability, Traffic Collision Investigations Squad, North Precinct Operations, and most recently as an Aide to Chief O'Toole.

Cordner is originally from Ireland, and has lived in the greater Seattle area since emigrating to the United States. She graduated from Seattle University with a Bachelor of Science degree in Mechanical Engineering. Upon graduating, she worked for the Boeing Company and Seattle City Light as a mechanical engineer before joining the department.

Assistant Chief Eric Greening

Assistant Chief Eric Greening

Assistant Chief - Collaborative Policing Bureau

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Assistant Chief Eric Greening

Assistant Chief Eric Greening has served the Seattle Police Department for 28 years. He has served as the Assistant Chief of the Collaborative Policing Bureau since 2021. The Collaborative Policing Bureau comprises the Community Outreach Unit, Crime Prevention Coordinators, Youth Violence Prevention Squad, Community Service Officer Unit, the Mayor's Executive Protection Detail, the Crisis Response Team, and the Alternative Response Team. 

Before his current assignment, Greening served in various positions across the city, including Patrol Officer, Field Training Officer, DUI Traffic Enforcement Officer, Patrol Sergeant, East Anti-Crime Team Sergeant, Narcotics Unit Detective Sergeant, a Patrol Watch Lieutenant in the South, East, and West Precincts, Force Review Board member, a Lieutenant in the Office of Police Accountability, and the Operations Lieutenant in the East and South Precincts.  

Promoted to Captain in 2015, he led the Traffic and Parking Enforcement Section. In 2016, Greening led the South Precinct. Promoted to Assistant Chief in 2017, Greening commanded the Night Duty Captains and the Homeland Security Bureau. In 2018 Greening led the Patrol Operations Bureau responsible for citywide proactive crime reduction strategies and 911 response. In 2020, Greening assumed command of the Special Operations Bureau, consisting of the Special Weapons and Tactics Unit, the Harbor Patrol Unit, Canine Unit, the Arson Bomb Squad, the Hostage Negotiation Team, and the Traffic and Parking Enforcement Section. 

Greening holds a Bachelor of Science degree in Business Administration with an emphasis in Human Resource Management from the City University of Seattle. He completed the Police Executive Research Forum's Senior Management Institute for Police and the Senior Executives in State and Local Government course at the Harvard University Kennedy School of Government Executive Education. He is also a  Senior Certified Professional credentialed by the Society for Human Resource Management and holds a Diversity Equity and Inclusion certificate from Cornell University. 

A/C Todd Kibbee

Assistant Chief Todd Kibbee

Assistant Chief - Metropolitan Bureau

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Assistant Chief Kibbee joined the Seattle Police Department in 1993. Chief Kibbee spent the first part of his career in the North Precinct, where he served as an officer and a sergeant. He then transferred to the Human Resources Section, where he was the Early Intervention Coordinator and worked on SPD's response to the DOJ Settlement Agreement. Assistant Chief Kibbee was promoted to Lieutenant, served as a watch commander at the West Precinct, and later as the Bike Unit Commander.

Upon promotion to Captain, Kibbee was assigned as the South Precinct Commander, where he worked diligently to ensure collaboration between SPD and the community.

Assistant Chief Kibbee has served as Incident Commander for a variety of parades, rallies, and demonstrations within the City of Seattle and is nationally certified in Field Force Command and Less-Lethal Munitions. Assistant Chief Kibbee has worked extensively on city events including Seafair, Bite of Seattle, and as the game-day Incident Commander for local sporting events. Assistant Chief Kibbee holds a B.A. in International Studies from Norwich University and has graduated from both SPD's Command Leadership Program and the Senior Management Institute for Police. (Boston MA)

Asst. Chief Kibbee is an avid golfer, a long-time youth sports coach, and currently serves on the managing board of a non-profit Little League Baseball complex.

A/C Eric Barden

Assistant Chief Eric Barden

Assistant Chief - Special Operations Bureau

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Assistant Chief Eric Barden is the commander of the Special Operations Bureau, responsible for the Departments K9, SWAT, Harbor, Arson/Bombs, and Traffic Sections. He has served with the Seattle Police Department for nearly 35 years.  Joining the Department in 1987, he worked in the West and South Precincts, serving as a Field Training Officer and one of the founding members of the original Mountain Bike Squad.  A/C Barden was promoted to Sergeant in 1993 and supervised the Property Inspection Unit, East Precinct Patrol, Community Police Team, Narcotics Investigations, Criminal Intelligence Unit, and served as the Field Training Coordinator. 

 In 2008, A/C Barden was promoted to the rank of Lieutenant and was assigned the Criminal Intelligence Section where he was responsible for investigations related to Organized Crime, Public Corruption, Cyber Crimes, Threats to Public Officials, Crime Analysis, Murder for Hire and Dignitary Protection.  During his tenure in the Section, A/C Barden proposed and piloted the units responsible for Cyber Crimes Investigations and developed the Department's Real Time Crime Center (RTCC).  

 A/C Barden was assigned to the Narcotics Section in 2017 and helped further the Department's collaboration with local, state, and federal partners to combat unprecedented overdose deaths, primarily related to the proliferation of Fentanyl.  A/C Barden lead several large-scale, multi-agency drug investigations resulting in record-setting seizures of drugs and guns.  He has also helped coordinate the Department's response to many high-profile events across the city.   

A/C Barden is a graduate of the University of Washington, earning a bachelor's degree in Criminal Justice.  He has completed leadership training from the DEA Commanders Academy and Seattle PD's own Command Leadership Program.  A/C Barden is the son of immigrants and is proud of his Lebanese-American heritage.  He is a long-time martial artist and a black belt in Brazilian Jiu-Jitsu. He's also been an accomplished competitive equestrian and youth sports coach.   

Director Mike Fields

Mike Fields

Executive Director - Human Resources

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Mike Fields serves as Executive Director of Human Resources. Reporting directly to the Chief of Police, Director Fields leads all human resource initiatives for the department, including recruiting/hiring, labor and employee relations, leadership development, performance management, EEO investigations, classification/compensation, benefits and payroll.  In addition, Director Fields will advise the Chief on aligning strategic human resource efforts with the overall mission of the department.

After working as a litigator in the private practice of law, Director Fields joined the Seattle Police Department in 2002 as the Employment Risk Manager, where he provided legal advice on a wide range of employment matters. In 2004, he became the Department's labor negotiator, serving as chief spokesperson in all negotiations involving the department's labor organizations. In 2014, he was promoted to Human Resources Director. Director Fields received his law degree from The University of San Diego.

Attorney Rebecca Boatright

Rebecca Boatright

Executive Director - Legal Affairs

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Rebecca Boatright serves as general counsel to the Chief and oversees the Bureau of Risk Management and Legal Affairs, which includes the Performance Analytics and Research Section and the Audit, Public Disclosure, and Litigation Support Units.

Becca graduated from The College of Wooster (Wooster, OH) and received both her Ph.D. (1999) and J.D. (2002) from the University of Washington. She has completed executive leadership courses in driving government performance at the Kennedy School of Government, Harvard University, and is a 2018 graduate of the Police Executive Research Forum's Senior Management Institute for Police.  She is a member of the Legal Officers Sections of the International Association of Chiefs of Police and Major Cities Chiefs Association.

CAO Valarie Anderson

Valarie Anderson

Executive Director - Administration

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Valarie Anderson is the Executive Director of Administration and oversees the Fiscal, Property and Fleets, Research Grants & Corporate Support, and Records & Public Requests Sections.

Valarie Anderson began her career with the Seattle Police Department in September 1990 as the Fiscal Manager where she managed accounts payable, accounts receivable, grants accounting, forfeiture accounting, cash accounting, and departmental purchasing. In May 2001, she was promoted to Director of Fiscal Property & Fleet where she continued her leadership and management role in all aspects of accounting and purchasing and worked closely with the departmental budget.

In addition, she was responsible for the effective and efficient management of all departmental vehicles and motor pool operations; as well as for the provision of logistical support, equipment, and supplies for all departmental employees during routine and special events. Valarie was promoted to CAO effective April 2008.


Valarie graduated from Northeast Louisiana University with a BA in Accounting in 1979 and from City University in 1998 with a Masters of Public Administration. She has been a Certified Public Accountant in the State of Washington since 1985 and is a current member of the Washington State Society of Certified Public Accountants. Valarie is an alumnus of City of Seattle's Advanced Management Program and a 2010 graduate of the Senior Management Institute for Police at Boston University.

Executive Director Angela Socci

Angela Socci

Executive Director - Budget and Finance

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Angela Socci serves as Executive Director of Budget and Finance leading a team focused on budget development and monitoring, program management, fleet and facility administration and jail coordination. Prior to her current role, Angela spent over 7 years in SPD Finance and Planning, advising Command Staff on issues related to finance, strategic planning, intergovernmental affairs, project management and program development. She first joined the department in 2010, working as a paralegal on civil litigation, risk management, labor relations and other employment matters. Angela graduated from the University of Washington with a B.A. in Political Economy.


Adrian Diaz, Chief of Police
Address: 610 5th Avenue, Seattle, WA, 98104-1900
Mailing Address: PO Box 34986, Seattle, WA, 98124-4986
Phone: (206) 625-5011
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The Seattle Police Department (SPD) prevents crime, enforces laws, and supports quality public safety by delivering respectful, professional, and dependable police services. SPD operates within a framework that divides the city into five geographical areas called "precincts".