Best Private
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Why These Private Investigators?

Our goal is to connect people with the best local experts. We scored private investigators on more than 25 variables across five categories, and analysed the results to give you a hand-picked list of the best private investigators in Spokane, WA.

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Our Selection Criteria:

  • 1. Reputation

    A history of delighted customers and outstanding service.

  • 2. Credibility

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Experience

    Masters of their craft, based on years of practical experience and education.

  • 4. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Alvarez Private Investigations LLC

Alvarez Private Investigations LLC is a Colbert private investigation firm backed by almost 25 years of experience in the field. The licensed, bonded, and insured company provides compasionate and confidential services for both private individuals and attorneys covering areas of criminal defense for drug trafficking and smuggling, civil investigation, immigration cases, missing persons, witness locating, money laundering, service of process, surveillance, domestic affairs, and infidelity investigations. Full background investigations include verifying individuals and companies, passport and ID verification, public and government records search, employment and education verification, address verification, social media searches, and reference checks. Alvarez Private Investigations offers services in Spanish as well, can be reached 24/7, and holds free initial consultations with potential clients to discuss possible strategies.

Colbert, WA(509) 808-9556


Azteca Investigations and Interpreting

Azteca Investigations and Interpreting offers English and Spanish private investigation services in the Spokane Valley area. The fully licensed investigation company helps attorneys with initial jail interviews, victim and witness interviews, locates, photo and video evidence of accident scenes, and full Spanish-English interpreting services as well as court appearances and document services. Social service agencies also hire the team for interpreting services, and full background checks are also available covering assets, current and prior residences, criminal history, and family members. Private individuals can also receive assistance in locating people from their past, and Azteca is happy to provide references to other services if their offerings do not meet a client's needs as well.

Spokane Valley, WA(509) 499-3812


Confidential Investigations

Confidential Investigations brings over 70 years of combined investigative experience to Spokane clients. The team is known for its 24/7 service, personalized attention, and fast response and offers private investigation services for child custody and divorce cases, criminal defense, witness location, fact gathering, missing persons, forensic document examination, process serving, and background checks. Confidential Investigations works with both attorneys and private individuals, and past clients have highly recommended the team for its effective, thorough, and caring services for highly personal as well as corporate matters. The company is a member of the National Association of Investigative Specialists and of the National Association of Professional Process Servers.

Spokane, WA(509) 624-2959


GT Investigations

GT Investigations brings over 35 years of experience to private investigation clients in Spokane. The group offers an extensive list of services for both civil and criminal law cases including insurance investigations, child custody, fraud, divorce services, computer forensics, security, missing person locates, surveillance, subpoena services, undercover work, workers compensation, and wrongful death. State-of-the-art GPS tracking, services are also available as well as a Washington State private investigator certification course. The founder is a retired Washington State Patrol detective, served as a Governor’s Body Guard and Senior Narcotics Detective, and has received commendations from the likes of the INS, FBI, and the U.S. Department of Justice.

Spokane, WA(509) 838-1421


Hart & Mehaffey Consulting

Hart & Mehaffey Consulting is a private investigation company in Nine Mile Falls backed by almost 85 years of combined experience. The group works with the insurance industry as well as criminal and civil attorneys on fire cases via scientific fire investigations, case reviews and expert analysis of fire scene examinations, expert witness services for fire cases in state and federal court, and trial preparation including witness interviews and depositions. Hart & Mehaffey also offers secure handling and storage of case evidence. The firm's founders teach fire investigation courses as well and include a Certified Fire Investigator with the International Association of Arson Investigators, certified fire inspectors, a recipient of the ATF’s Medal of Valor, a US Army veteran, and a former Naval Aviator.

Nine Mile Falls, WA(866) 496-3053


Michael E. Byrne LLC, Private Investigative Agency

Michael E. Byrne LLC, Private Investigative Agency is a Spokane private investigation firm with almost 40 years of experience in the field. The group serves a wide range of industries and sectors in civil and criminal investigations, labor and industry cases, fraud and insurance investigations, locates, product liablity, background checks, safety and security issues, surveillance, video, witness interviews, and workers' compensation. Clients also hire the team for security consulting, event security, and site surveys and security assessments. The founder previously worked in Federal Law Enforcement as well as in security for the private sector and is a member of the Society of Former Special Agents of the Federal Bureau of Investigation and the Washington Association of Legal Investigators.

Spokane, WA(509) 939-3075


Pinnacle Investigations

Pinnacle Investigations has been a private investigation company serving the Spokane Valley area for 30 years. Services include background investigations for small businesses, corporations, and individuals that cover criminal history, employment verification, traffic history, security watch list, references, and drug testing, and clients include government contrators, healthcare, energy and utilities, non-profits, HR departments, and staffing agencies. Pinnacle also provides in-depth personal background checks for nuclear generating plants in association with Access Authorization and offers education and training via its Investigator Certification Program as well. The founder was Spokane's first female police officer, and the team enjoys a 96% client retention rate.

Spokane Valley, WA(509) 252-4546


Pulver Investigation and Polygraph

Pulver Investigation and Polygraph handles private investigations in the Spokane Valley area. The company is fully licensed and insured and works on a completely confidential basis for asset location efforts, criminal background checks, and polygraph testing. Services cover insurance fraud investigations, acts of infidelity, business surveillance, and cases of identity theft, and clients appreciate the group's flexible hours, experience and contacts, and dependability. The owner is an Honor Graduate of The United States Army Intelligence School, is nationally certified for lie detection, and is an administrator as well as educator in lie detection. Pulver Investigation and Polygraph is open Monday through Friday from 7 AM until 7 PM and on weekends by appointment.

Spokane Valley, WA(208) 215-7212


S. Peters Investigations

S. Peters Investigations provides private investigative services in Spokane Valley and is backed by almost 30 years of law enforcement practice. The group has a reputation for thorough services from initial intake to final disposition and handles witness interviews, civil and corporate investigations, missing persons and witness locating, background investigations for due diligence, insurance investigations involving theft and fraud, and surveillance. The company also assists attorneys with investigations for criminal cases. Interested parties can submit a case form via S. Peters' website, and a case investigator will reply to discuss strategic options, and the team is available 24/7 including holidays, provides a free initial consultation, and is licensed, bonded, and insured.

Spokane Valley, WA(509) 720-3225


Spokane Private Investigations

Spokane Private Investigations handles private investigations in Spokane and is backed by almost 50 years of combined experience in the field. Services for private individuals, attorneys, businesses, and corporations include investigations in the area of criminal defense, background checks, insurance fraud, other legal cases, immigration matters, international trade and financial crimes, customs issues, and intellectual property rights. The founder previously worked 25 years in municipal law enforcement including as a sergeant in Patrol and Investigations supervising the Special Victims Unit, and staff also includes a former Captain in the US Army and special federal agent for Homeland Security and U.S. Immigration and Customs Enforcement investigations. Potential clients can receive a free consultation, and services are available in Spanish as well.

Spokane, WA(509) 230-8961


Strategic Intelligence Services, LLC

Strategic Intelligence Services, LLC handles private investigations in Spokane. Services include people search, surveillance for child custody and insurance defense, service of process, background investigations for pre-employment, litigation, or personal reasons, public records search in national and international court records, and statements and interviews. The company works with private clients, business owners, systems managers, criminal defense lawyers, civil and business attorneys, and insurance claims managers and prides itself on an international network of resources and connections to deliver results on any case. Past clients praise the firm for its prompt service any time of day or night, clear communication, and affordable rates.

Spokane, WA(509) 230-6176


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