PST Information Center
PST offers a comprehensive background investigation package with services that include, but are not limited to:
PST has significant experience conducting pre-employment background investigations. Since 2006, we have conducted thousands of pre-employment background investigations ranging from entry-level to mid-manager to executive level positions.
- Detailed Personal History Statement (PHS)
- In-depth candidate interview
- Reference interviews
- Current & past employer checks
- Client debrief
- Detailed report
- Polygraph Examinations
- Psychological Evaluations
- Criminal convictions
- Outstanding warrants
- Sex Offender registration
- Social Security verification
- Address verification
- Driving record
- Credit check
- Education verification
Experience You Can Trust
At PST, we have a team of respected and trained retired law enforcement officers with extensive experience in pre-employment background investigations, complex criminal investigations, and state-of-the-art interview techniques. View their credentials.
PST is a Washington licensed Private Investigative Agency and all of our investigators are licensed Private Investigators.
Our expertise covers a wide range of candidates, from entry-level to mid-manager, to Chief executive positions. We have conducted background investigations on the following types of candidates:
- Police Officer
- 911 Dispatcher
- Corrections Officer
- Fire Mechanic
- Police Sergeant
- Evidence Technician
- Communications Manager
- Records Manager
- Fire Chief
- Police Chief
- Financial Manager
- Operations Manager
- Police Commander
- Battalion Chief
- Assistant Chief
- Deputy Chief
- Executive Director
- City Manager
- City of Bellevue
- City of Bothell
- City of Juneau, Alaska
- City of Lake Stevens
- City of Mill Creek
- City of Mukilteo
- City of Port Townsend
- City of Snohomish
- City of Sumner
- City of Tumwater
- City of Woodburn, Oregon
- Port of Seattle
- City of Wapato
- Washington Association of Sheriffs & Police Chiefs
- Evergreen State College
- Tulalip Tribes
- Kent Fire RFA
- Lake Stevens Fire District
- WA Dept. of Fish & Wildlife
- City of Blaine
- Town of Coupeville
- City of Kirkland
- City of Lynnwood
- City of Milton
- City of Orting
- City of Medford, OR
- Washington State Criminal Justice Training Commission
- City of Poulsbo
- City of Sultan
- City of Tukwila
- City of West Richland
- City of Yakima
- King County Sheriff's Office
- Puyallup Tribes
- Gig Harbor Fire & Medic One
- East Olympia Fire
- Clark County FD #6
- City of Forks
- City of Des Moines
- City of Prosser
- City of Lake Forest Park
Workplace Misconduct Investigations
We conduct objective, lawful, and independent investigations for our clients. Our expertise is in administrative workplace investigations related to public agencies, such as state, county and local governments, fire districts, school districts, utility districts, correctional facilities, 911 dispatch centers and others. Private companies will also benefit from our exceptional investigative skills and objectivity. With a wealth of experience and a reputation for upholding the highest levels of professionalism and ethics, we provide the most thorough and productive investigations, assessments and audits for your investment.
You may find yourself in a situation where, because of the personnel involved or the nature of the issue you are dealing with, it would be beneficial to bring in an independent, unbiased investigator. PST has the experience and services to assist in these types of delicate and important investigations. Our expertise includes third-party investigations, workplace investigations and internal affairs investigations.
Our investigation services start with close coordination with agency management to review contracts, policies and applicable regulations, determine the scope, timing and procedural rules of the investigation. Once the details of the investigation have been determined, PST Investigations will conduct interviews, provide transcriptions, provide updates and prepare a final report with the factual findings of the investigation. If needed, PST Investigations can offer support for appeals or other administrative matters subsequent to the investigation.
For more information on our investigative services, please visit PST Investigations at http://www.pstinvestigations.com/.
Private Investigator Training
PST is a Washington State certified training source for those wishing to obtain their state private investigator license.
At PST, we have a team of respected and trained retired law enforcement officials with extensive experience in pre-employment background investigations, complex criminal investigations, workplace investigations and state-of-the-art interview techniques.
Kyle Aiken retired from the Bellevue Police Department after 28 years of service to law enforcement. Kyle was a Deputy Prosecutor in King County for seven years. She left that position in 1992 to accept the position of Legal Adviser for the Office of the King County Sheriff. She left that position in 2001 to accept the position of Legal Adviser for the Bellevue Police Department. She retired from Bellevue in 2013.
During her career she participated in hundreds of internal investigations. She handled legal and practical questions about background investigations--including what to do when a candidate confesses to a murder during the Oral Board. She has responded to EEOC issues relating to hiring disqualifications and employment discrimination. She has participated in the defense of multiple employment claims and lawsuits.
Throughout her career, Kyle trained on and taught various courses. She taught criminal law and procedure courses at the CJTC and Green River College and served as an Adjunct Professor at Central Washington State College, Des Moines Campus. She received a Certificate of Appreciation from the CJTC for presenting classes to over 5000 BLEA Recruits. She has spoken at various professional conferences on Sexual Assault, Ethics, Domestic Violence, and Public Disclosure.
Kyle graduated from the University of Washington with a Degree in Society and Justice. She obtained her law degree at Willamette College of Law. She worked as a lawyer for the Oregon Supreme Court, the Minnesota Supreme Court, and the Washington State Senate Judiciary Committee.
After 35 years of service, Cherie Baker retired in 2013 as Deputy Chief from the Bellevue Police Department, the fourth largest Department in the State of Washington. During her tenure, she was recognized for her leadership and supervised almost every Unit within the Department.
She served as a Field Training officer, worked in Detectives and K-9 , has 20 years’ experience as lead Hostage Negotiator and Team Leader, and had the unique experience of founding and leading the School Resource Officer Program, the Family Services Unit, including Special Assault, and the Domestic Violence Unit. As Captain, Cherie served as Watch Commander, and managed recruiting, hiring, background investigations, training of police personnel, and all aspects of the hiring process for police and the dispatch center. In addition to supervising Patrol, Traffic, Records, Personnel Services and Investigations, as Deputy Chief she led major initiatives, including the drafting of the Strategic Plan, writing policy, and extensively developing community partnerships and collaboration with surrounding Departments.
Cherie led the Assessment Center process for Bellevue Police for the ranks of Corporal through Major, and has been an assessor for promotional examinations for Bellevue Police and a number of outside agencies from Corporal to Deputy Chief. She has sat on numerous hiring interviews for entry level and lateral Police and Dispatch positions.
Cherie has conducted numerous background investigations and internal investigations for Bellevue Police. She received training from the Institute of Police Technology and Management in Internal Investigations and Background Investigations, along with numerous training programs for investigations. She was selected for the International Leadership training in Antwerp, Belgium, which she attended and graduated from in 2003. Cherie graduated from the FBI National Academy class 229 in 2007, and remains active in the FBI National Academy Associates. She has a Bachelor of Science Degree in Police Administration.
Tom retired as a Captain with the Seattle Police Department after nearly 37 years of service. Tom has extensive command experience in police operations including precinct patrol, SWAT, canine and mounted patrol. He has reviewed and investigated hundreds of Internal Investigations and Use of Force cases. Tom assisted in the development and administration of promotional examinations and Assessment Centers for the Seattle Police Department as a Special Examiner with the Seattle Civil Service Commission. He was also the commander of the Audits and Ethics Section which involved supervising department audits and the application process for accreditation with the Commission on Accreditation for Law Enforcement Agencies Inc. (CALEA). Tom was a Board Chair for the Collision Review and Firearms Review Boards.
Tom has a Bachelor of Arts in Public Administration from the University of Puget Sound. He completed the West Point Leadership in Police Organizations course and is career certified in Middle Management by the Washington State Criminal Justice Training Commission. Tom is a 3rd degree black belt instructor in Tae Kwon Do and certified as a Verbal Judo Instructor.
Bill retired as a Police Commander (Deputy Chief) in 1999 from the Olympia Police Department after 26 years of service. Mr. Curtright has conducted numerous background investigations and has served on many interview panels for public safety positions. He recently managed a number of programs for the Washington Association of Sheriffs & Police Chiefs, including agency accreditation.
Mr. Curtright currently serves as a lead proctor/administrator for physical ability testing for PST and conducts background investigations from entry to executive levels. In addition, he serves as an expert witness in litigation cases and is involved in a number of public safety-related consulting projects.
Shawn Delaney retired from law enforcement after a 27 year career. Prior to retiring Shawn worked as the Deputy Chief of the Poulsbo Police Department for almost three years. Before being selected for the deputy chief’s position in Poulsbo, Shawn spent 24+ years with the Visalia Police Department in central California. While with Visalia, Shawn worked in a number of assignments including stints in patrol as an officer/FTO as well as a property crimes detective. Additionally, he has many years of experience as a sergeant; including serving in the patrol division as well as supervising property crimes investigators and also heading the narcotics unit.
Shawn supervised the Professional Standards Bureau for three years. While in charge of this unit Shawn managed the department’s internal affairs investigations, coordination of training, as well as personnel and hiring. It was while supervising personnel and hiring that Shawn both conducted and managed background investigations and all other aspects of the hiring process. Additionally, while in this unit Shawn was the Public Information Officer for the department. After supervising the Professional Standards Bureau, Shawn was promoted to the rank of lieutenant and served as an Operations Watch Commander before being selected for the position with the Poulsbo Police Department.
Shawn is a graduate of California State University, Fresno; he possesses a Bachelors of Science Degree in Business Administration. Shawn is proud to have graduated from the Department of Justice Sherman Block Supervisory Leadership Institute and also the LAPD West Point Leadership Program.
Don retired from the Everett Police Dept. after 31 years of service. His assignments included Patrol, where he served as a field training officer responsible for training newly-hired police officers. He spent nearly 25 years in the Investigations to include the Property Crimes Unit, Robbery / Homicide Unit and the Special Assault Unit, where he investigated adult and child sexual assaults as well as child homicides. He also completed background investigations as part of his duties. Don also served on the board of the Child Death Review Committee at the Snohomish County Medical Examiner’s Office.
Don has extensive training in child interviewing techniques as well as missing and abducted children cases. He has completed training in basic and advanced homicide investigation, basic and advanced Reid Techniques of Interviewing, and training in background investigations for public safety positions by Glacken and Associates. Don earned his Bachelor’s degree from San Diego State University in Criminal Justice Administration.
Ralph De Witt
Ralph retired in January 2014 after completing 36 years of State service. He spent his first 25 years with the Washington State Patrol, with assignments in traffic, supervised the cadet testing program, worked as a detective sergeant in the Internal Affairs unit, managed the Commercial Vehicle Section, and finished his career as a lieutenant in Tacoma.
For the past 11 years, Ralph has been a Revenue Agent for the Department of Revenue, 6 of those years based in Wenatchee as the Senior Revenue Agent for north central Washington. His job duties included investigating unregistered businesses operating in Washington, pursuing tax violators, and working with delinquent taxpayers to obtain regulatory compliance.
Ralph is a graduate from The Evergreen State College with a BA in Organizational Management. In addition, he completed Command School at Southwestern Law Enforcement Institute, in Dallas, Texas. Other completed courses revolved around internal affairs investigative techniques, basic and advanced Reid courses, and SCAN analysis. Ralph has participated on numerous oral boards, both for entry level and promotional candidates.
Steven J. Finch
Steve retired after over 32 years of combined law enforcement experience. He retired as a Lieutenant after serving 29 years with the Yakima Police Department; prior to that he began his career as a deputy with the Skamania County Sheriff’s Office. Steve’s assignments included patrol, detectives (both major crimes and narcotics), bike patrol, 911 communications, internal investigations, and SWAT. He spent 10 years as an operator and assistant team leader with SWAT, and an additional 10 years as the SWAT team commander.
Steve was instrumental in forming the Professional Standards Office at the Yakima Police Department, creating a centralized point for internal investigations, audits, pursuit reviews, officer-involved collisions and officer performance. He has conducted numerous background checks and internal investigations.
Steve attended the 213th session of the FBI National Academy in Quantico, Virginia, in 2003.
Darlene Gibson has approximately 14 years of Law Enforcement experience with the King County Sheriff’s Office (1991-2002) and the Snohomish Police Department (2004-2008). While she was with the King County Sheriff’s Office, she was a Master Police Officer, Field Training Officer, and acting Sergeant. She was also responsible for evaluating new probationary officers. During her career she trained and supervised approximately 17 officers. Darlene was assigned to the Internal Investigations Unit conducting Background Investigations in both 1994 and 1997 and she processed numerous applicants for grant funded positions in 1994 and 1997. As a Reserve Police Officer with the City of Snohomish, she assisted with patrol shifts, special details, recruiting seminars, and was their Background Investigator for three years.
Throughout her career, Darlene was actively involved in the hiring process, was a regular oral board panel member and evaluator and she worked closely with Personnel and Human Resources on the hiring process. In 1998 Darlene was selected to travel to Hawaii to recruit and interview potential lateral officers.
Darlene has been a Background Investigator with Public Safety Testing since June 2007 and has completed background investigations on approximately 40 police and fire candidates. Darlene has an AA degree in Criminal Justice, is licensed as a Private Investigator and has attended formal Background Investigation training through Glacken and Associates.
Jeff retired in March of 2010 after 35 years with the Bellevue Police Department. Jeff has been an investigator/detective for over 28 years. He has been assigned to the traffic division as a major accident/fatality investigator, Property Crimes Unit detective, Major Crimes Unit/Homicide detective, Seattle Federal Bureau of Investigation, and his last eight years as the department Hiring Coordinator responsible for the testing, oral boards and background investigations of all commissioned and civilian personnel for the Department.
Jeff has attended the following training courses in background investigations: John Reid: Integrity Interviewing course; Stanley Slowik: Objective Pre-employment Interviewing; Institute of Police Technology and Management: Background investigation course; Public Agency Training Council: Hiring & Background Investigations; Glacken & Associates: Background Investigations for Police Applicants.
Jeff is a member of the Northwest Background Investigators Association.
Jeff has conducted over 800 background investigations for the Bellevue Police Department. He has directed the investigations of 12 certified background investigators for the department in the areas of entry/lateral police officer, civilian dispatcher, information technology positions and civilian volunteer positions.
Jeff is a certified instructor of background investigation courses by the Washington State Criminal Justice Training Commission. He has also written the current Testing, Hiring and Background Investigation manual for the Bellevue Police Department.
Jeff has B.A. degree in Police Science and Administration from Seattle University. All other training certificates are available upon demand.
John Gray served in the law enforcement profession for 32 years, including 12 years as a Police Chief for Lake Stevens and Arlington. He worked for the Snohomish County Sheriff’s Office for 12 years; 5 years as a supervisor, 3 as a detective working several hundred cases of sex crimes and crimes against children, and was the staff assistant to the Sheriff handling complex plans. He came to Washington State from Oregon where he was a deputy sheriff and U.S. Park Ranger. He has extensive experience, training and education in the management of an agency including screening and hiring applicants. He has conducted and supervised background investigations. He has completed the Integrity Interview Course offered by John Reid and Associates.
For Public Safety Testing, in addition to background investigations, he provides the service of assessment center promotional testing.
He is a life member of the Washington Association of Sheriffs and Police Chiefs and chaired the committees providing accreditation and management assistance to agencies.
John Gray is on the faculty for the Executive Institute at Western Illinois University presenting training and seminars. He taught management topics for the Northwestern University’s School of Police Staff and Command for 5 years and was a part-time instructor for 10 years at Everett Community College, Washington teaching courses in Child Abuse Investigation, Professional Development, Report Writing and Officer Safety. He also teaches or guest lectures for criminal justice training agencies and organizations of the topics of budgeting, leadership, and supervision.
He has a Master of Education from Western Washington University; a Bachelor’s of Arts degree from San Diego State University, is a graduate of Northwestern University’s School of Police Staff and Command, the Northwest Law Enforcement Executive Command College and FBI LEEDS program; the International Association of Police Chief’s Leadership of Police Organizations; and holds an Executive Certificate from the Washington State Criminal Justice Training Commission.
He continues to publish articles on leadership and management topics in Police Chief Magazine, Law & Order Magazine, and Public Manager Magazine.
Former Police Chief John Hutchings has had a successful 35 year career in law enforcement. His career spans two different states and three departments. He retired in 2012 after 27 years with the Olympia Police Department to become the Chief of Police in Tenino, WA.
He earned his Master’s degree in Organizational Leadership/Development (2004) and he is a Fulbright Police Fellow (07/08). Since 2001, John has delivered keynote presentations and training to police officers and executives in England, Scotland, Wales and Australia. John is co-author of The Thin Blue Lifeline: Verbal De-escalation of Mentally Ill and Emotionally Disturbed People (2011).
John is currently presenting, along with his son U.S. Army Sgt. Michael Hutchings (Retired-Disabled, US Army), on law enforcement encounters with combat veterans in crisis. He is co-authoring his second book aimed at first responders encountering combat veterans suffering with traumatic brain injury (TBI) and post-traumatic stress disorder (PTSD).
Cindi Ketchum retired from the King County Sheriff’s Office in 2008, after 21 years of service. Her assignments have included reactive and proactive patrol, undercover, criminal and internal investigations, training and supervisory roles. She has been a field training officer, master police officer and acting sergeant. As a plainclothes detective assigned to the Street Crimes Unit, she was involved in investigations including street level narcotics and prostitution. In the Special Assault Unit, she investigated crimes of sexual assault, child abuse and elderly abuse. During Cindi’s assignment to the Internal Investigations Unit, she investigated allegations of misconduct by department members and conducted background investigations on police candidates. Cindi also spent eight years assigned to the Special Support Enforcement Unit, a federally funded unit responsible for locating and apprehending parents who are delinquent or refusing to pay child support.
In addition, Cindi has served on numerous oral boards for entry level and lateral police candidates. She has also received specialized training in both beginning and advanced Reid Interview Techniques, FBI Interview Techniques, Psychological Profiling and Community Oriented Policing.
Oma LaMothe earned her Juris Doctor degree from Seattle University and is licensed to practice law in Washington. She worked as a King County Senior Prosecuting Attorney for 20 years, representing many agencies including the King County Sheriff’s Office and represented King County in numerous trial and appellate court matters. She served as a key advisor for executives and department heads on business and legal issues. Oma has degrees in Law & Justice and Sociology from Central Washington University.
Steve Oderman has over 33 years of law enforcement experience. He retired as a Lieutenant from the Olympia Police Department with 28 years of service. His assignments included patrol, DUI Enforcement, detectives, S.W.A.T., and Field Training Officer. As a Lieutenant, he managed a number of units and programs including Field Operations, Detectives Division, Special Operations, Internal Investigations, Background Investigations, and Thurston County Critical Incident Team. Steve has had extensive experience conducting or supervising background investigations for both entry level and lateral candidates.
Steve earned a B.S. Degree in Criminal Justice from Washington State University. He is career certified at the management level by the Washington State Criminal Justice Training Commission.
Vic A. Peirsol
Vic Peirsol, has more than 40 years’ experience in campus law enforcement and campus security. Vic was with the University of Washington police department for 30 years rising to the rank of captain where he served as both Patrol commander and Support Services commander, supervising commissioned and civilian personnel of various ranks. During his career he was also assigned supervisory responsibility for UWPD’s Special Event Unit, Special Protection Unit and Hostage Negotiation Team.
Vic also chaired a Washington State Electronic Crime Information & Research Group from 1995-97 which brought together regional, state and federal law enforcement resources along with prosecutors, to partner with representatives from local higher educational institutions and hi-tech businesses to address the explosion of computer and internet related crime issues.
During his law enforcement career Vic has served on both entry level and promotional oral boards as well as assessment center processes for multiple police departments in the region.
After retiring from the UWPD Vic spent seven years working for Crime Stoppers of Puget Sound where he managed media outreach. In 2005 Vic joined Seattle Pacific University as Associate Director of Safety and Security and concluded his service there 2015.
Vic has an A.A. Degree in Law Enforcement from Shoreline Community College and a Ministerial Diploma from Eugene Bible College. He is a graduate of the WA Criminal Justice Training Center Basic Law Enforcement Academy. He is also a graduate of the FBI National Academy (Session 129) and has attended dignitary protection training sessions from the US Secret Service in Washington D.C.
Vic completed Washington State Criminal Justice Training Commission’s Middle Management Certification in 1990 and is a graduate the Law Enforcement Executive Development Command College.
In his 32 year career in law enforcement as the principal Police Legal Advisor for the City of Seattle, Leo Poort gave day to day advice to the Seattle Police Department. He counseled, instructed and advised seven (7) different chiefs and hundreds of senior staff members, thousands of sworn and civilian managers and countless officer regarding criminal laws and constitutional procedures, first amendment protections, personnel laws, municipal ordinances, traffic laws, state and federal laws affecting property and personal injury (tort) liability, and personnel law, all laws that affect the operation of a major law enforcement agency.
With Leo’s long history and experience with SPD as their Police Legal Advisor, he drafted laws, testified, and worked with the legislature to develop many public safety laws for the State of Washington regarding the reporting and enforcement of domestic violence, missing persons, child abuse and neglect. He also worked to refine laws related to narcotics, police-information sharing, criminal history records, obtaining information regulated by state law under HIPAA standards, state firearm restrictions and penalties, use of force by police officers, police pursuits, seizure and forfeiture laws, classification/registration of sex offenders and violent offenders, anti-harassment laws, prostitution abatement, drug abatement, alcohol abuse, civility and trespass, landlord/tenant laws, private security, emergency preparedness, police discipline, police intelligence laws and records laws that allow victims access to police information. Leo also worked to develop criminal procedural rules relating to search warrants, obtaining sensitive information by subpoena, and inquest rules (coroner procedures) that apply in King County when a person dies either in police custody or by lethal force employed by an officer.
He provided input and updated Department staff on new laws affecting law enforcement and reviewed all contracts with outside agencies. He also coordinated requests for legal opinions, the drafting of new ordinances, risk management issues, as well as discovery and defense of lawsuits against officers with the City Attorney’s Office. On behalf of the Chief, he represented the Department in mediations and court proceedings (local, state and federal). He produced affidavits, documents and answers to interrogatories to defend SPD’s policies and its personnel in litigation. At times he arranged for outside attorneys for officers as needed to avoid conflicts of interest. Leo Poort retired from the Seattle Police Department in February, 2009.
Leo holds a B.A. degree from Michigan State University in English and taught high school for 3 ½ years. Leo is a 1973 graduate of Tulane University with a Juris Doctorate in Law. He was admitted to the Washington State Bar in 1973 and has been a member of the Bar for 40 years.
John Wasberg retired as a Senior Counsel in 2011 after 37 years in the Washington State Attorney General’s Office. In 1971, John graduated from the University of Washington with a B.A., and in 1975 he graduated from the UW’s law school.
From 1975 to 1983, he worked in successive full time assignments in several AGO divisions, including, from 1979 to1983, the AGO’s Criminal Justice Division (CJD). From 1983 through 2011, while continuing to do work for the CJD, his primary assignment was with the AGO Labor & Industries Division. At retirement, he was the AGO L&I Appellate Advisor. He argued numerous L&I cases in the Washington appellate courts and the several L&I cases in the Ninth Circuit.
From 1978 to 2000, his CJD work was as (1) the AGO’s advisor to the Criminal Justice Training Commission (CJTC), (2) the sole editor of the CJTC’s monthly Law Enforcement Digest (LED), and (3) a law enforcement classroom instructor on a number of subjects. From January 2000 to his retirement in April of 2011, his primary CJD work was to co-edit the LED and to present update training.
Since retirement in 2011, John maintains active attorney status. He continues as a volunteer on the CJTC’s LED, and he continues to annually update several outlines and articles for the CJTC LED Internet pages. He also continues to participate in the Police Legal Advisors group of the Washington Association of Sheriffs and Police Chiefs (WASPC), and he helps out on WASPC amicus briefs authored by members of the Group. He also continues to present training on law enforcement subjects several times per year.
Cameron retired from the King County Sheriff’s Office in 2010 at the rank of captain. For four years he was the commander of the Internal Investigations and Background Investigations Units. Since 2010 he has been a Special Investigator retained by the U.S. Office of Personnel Management. Cameron has a great deal of experience interviewing people in both pleasant and unpleasant circumstances, and in helping to determine a person’s suitability for positions of public trust, as well as for positions requiring various levels of security clearances.
Cameron also recently retired from the U.S. Coast Guard Reserve at the rank of Commander. His most recent assignments involved intelligence and liaison work, representing the Coast Guard at other agencies such as FEMA, the State Department, and USAID, as well as doing liaison work with and in the countries of Canada and Kuwait.
Cameron has an Associate’s Degree in Criminal Justice. He has served as a guest instructor at the Washington State Criminal Justice Training Center and is a certified Critical Incident Stress Management Team Member. He has attended a long list of nationally recognized interview / interrogation, and internal investigation / employee discipline courses through such organizations as Reid and Associates, LRIS, IACP, Thomas-Means and PATC.