3 Best Private Investigation Service in Spokane, WA

Expert-recommended Top 3 Private Investigation Service in Spokane, Washington. All of our private investigators actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

Strategic Intelligence Services, LLC - Spokane, WA Private Investigation Service - Company Logo
8+ YEARS IN TBR
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STRATEGIC INTELLIGENCE SERVICES, LLC

1312 North Monroe Street, Suite 254,
Spokane, WA 99201 Directions

Since 2001

Specialty:

Surveillance Asset Searches Backgrounds Skip Tracing Service of Process Custody Locates Civil Investigation Cheating Infidelity Witness Interviewing Countermeasures Sweep Criminal Defense Investigations

" Strategic Intelligence Services, LLC is committed to helping investigation services meet your information needs. The firm has more than 18 years of experience as a full-time private investigator. Their team has honed expertise in various areas, including rural and urban surveillance, nationwide service of process, locates, skip tracing, and thorough public records and social media research. They gather information, conduct surveillance, research records, and sometimes interview people to uncover facts about various matters such as missing persons, fraud, infidelity, or legal cases. Strategic Intelligence Services, LLC is dedicated to addressing any concerns you may have, and they are more than willing to engage in a discussion without any obligation on your part.

2026 Highlights: Strategic Intelligence Services, LLC serves clients throughout Idaho, Washington, and other U.S. jurisdictions. "

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License #602139622

Price:

Routine Service $65

Contact:

(509) 230-6176 (877) 292-3563

Mon-Thu: 9am - 5pm
Fri: 9am - 12pm
Sat & Sun: Closed

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3+ YEARS IN TBR
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ALL KNIGHT STEALTH SERVICES

2211 W Rowan Avenue, Suite 1 & 2,
Spokane, WA 99205 Directions

Specialty:

Interviewing Background Checks Database Trace on Vehicle Process Service Surveillance Legal Photography Persons and Property Assets Social Security Locate and Avista Utilities Line Searches

" All Knight Stealth Services has over 34 years of experience in the field. Over the past three decades, they have earned a solid reputation for their expertise and successful case resolutions. Known for their professionalism, promptness, and friendly approach, All Knight Stealth Services excels in both licensed process services and private investigation services. Their core offerings, which specialize in skip-tracing, auto repossession, and related tasks, further showcase their versatility. Customer satisfaction remains their top priority, and they are committed to delivering exceptional service that exceeds expectations. Once clients experience the outstanding service provided by All Knight Stealth Services, they are unlikely to settle for anything less. With a proven track record and a dedication to excellence, All Knight Stealth Services stands as a trusted ally for individuals and businesses seeking reliable and effective private investigation services in Spokane and beyond.

2026 Highlights: All Knight Stealth Services provides 24-hour services to all their clients. "

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Price:

Process And Investigation Services
Regular Service $70
Second Service At Same Address $10
Avista Utilities Line Searches $300
Database Trace $300
Auto Repossession
Car Truck Repossession (With Key) $250
Car Truck Repossession (Without Key Towing) $300

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G/T Investigations, Inc. - Spokane, WA Private Investigation Service - Company Logo
7+ YEARS IN TBR
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G/T INVESTIGATIONS, INC.

222 West Mission Avenue, Suite 110,
Spokane, WA 99201 Directions

Since 1999

Specialty:

Accident Investigations Asset and Financial Investigations Background Checks Child Abuse Investigations Child Custody Criminal Defense Divorce Services Executive Protection Employee Theft Fraud Investigations International Contacts Interview and Interrogation Services Missing Person Locates Narcotic Investigations

" G/T Investigations, Inc. provides information, conducts surveillance, researches records, and sometimes interviews people to uncover facts about various matters such as fraud, infidelity, missing persons, or legal cases. The company was owned and operated by retired Washington State Patrol detective Joe Griffin. He can investigate all facets of civil and criminal law. G/T Investigations, Inc. also employs experienced investigators and surveillance experts. They have both male and female investigators who pride themselves on their professionalism and excellence. They must adhere to legal and ethical guidelines while conducting their investigations. Their work often involves uncovering facts related to personal, legal, financial, or criminal matters.

2026 Highlights: G/T Investigations, Inc. specializes in insurance fraud, criminal investigations, and surveillance. "

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License #602462278

Contact:

(509) 838-1421 (877) 717-7077

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