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Thomas G. Martin Delivers Trusted Background Checks
All work is supervised and completed by former agents of the FBI, DEA, IRS or Secret Service.
Need a Trusted Background Check?
Speak with a Former Supervisory Federal Agent Today.
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What’s Included in a Background Investigation?
Not all background checks are equal. At Martin Investigative Services, we go far beyond a basic internet search. Each report is confidential, thorough, and backed by our in-house intelligence network.
What we investigate:
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Criminal records (local, state, federal)
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Civil litigation history
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Employment and education claims
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Identity and Social Security validation
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Financial red flags (bankruptcies, liens, judgments)
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Matrimonial or pre-marital activity
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Social media presence and reputation
Powered by US UNITE: Intelligence You Can Trust
At the core of every background investigation we conduct is US UNITE — our exclusive, proprietary intelligence platform developed over 40+ years of investigative experience. Unlike generic online tools, US UNITE cross-references government databases, civil and criminal filings, financial records, social signals, and internal intelligence networks to deliver results that are detailed, verified, and legally sound.
Our platform is trusted by attorneys, corporations, and concerned individuals nationwide because it delivers:
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Court-admissible accuracy — Built to meet legal standards
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Real-time updates — Data refreshed weekly, not monthly
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Deep intelligence — Go beyond the surface with insight into lifestyle patterns, risks, and reputation
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Human verification — Every report is reviewed and validated by former federal agents (FBI, DEA, IRS, Secret Service)
Whether you're hiring, entering a relationship, or protecting your family or business, you deserve more than guesswork. With Martin Investigative Services and US UNITE, you get answers backed by experience and integrity.
Call now for a free consultation
MEET THOMAS MARTIN
Former Supervisory Federal Agent. • 50 Years Experience
Thomas G. Martin is a highly decorated former Federal agent and the founder of Martin Investigative Services — one of the nation’s leading private investigation firms.
He leads a team of 22 investigators, all former federal agents (DEA, FBI, IRS, Secret Service), specializing in finding missing persons, solving cold cases, and conducting high-stakes investigations.
With a proven 50-year track record and nationwide reach, Martin Investigative Services delivers fast, discreet, and effective results.
Free & Confidential Consultation | California-Based, National Service
AWARDS AND CITATIONS:
- U.S. Department of Justice: Two Special Achievement Awards
- Government of Thailand: Departmental Plaque
- Republic of Korea: Special Commendation
- Government of Uruguay: Special Achievement Award
- Government of Spain: Award of Honor
- Honolulu Police Department: Special Commendation
- Ventura County California: Meritorious Service Award
- Republic of Taiwan: Meritorious Service Award
- Government of Argentina: Meritorious Service Award
- Government of Venezuela: Meritorious Service Award
- Government of the Philippines: Meritorious Service Award
HOW CAN WE BE SO CONFIDENT?
Our investigators are Former Federal agents. Our network comprises private investigators that are former DEA, FBI, IRS, Secret Service, and federal agents.
We are friendly and approachable. The idea of calling a private investigator can be intimidating. You will find us friendly and down-to-earth.
WHAT ELSE TO CONSIDER?
We offer a free consultation. No risk. Our friendly staff can help with your issue or point you in the right direction. The consult is free and confidential.
Ready? Call (800) 577-1080. We look forward to helping you!
Court Admissable
Evidence that stands up
Our experienced investigators provide court-admissible evidence that can make all the difference in a trial.
High Success Rate
For most cases
Our success rate is phenomenal and among the highest in the industry – if not the highest.
Your Privacy
We keep nothing
We give all copies of photos and videos collected during any surveillance investigation directly to the client. We keep nothing.
MARTINPI OPERATES THROUGHOUT THE UNITED STATES AND FOREIGN COUNTRIES
We can have a team ready in 2 days. Are you ready?
Our Corporate Office - 620 Newport Center Drive, Suite 1100, Newport Beach, CA 92660.
FAQs
❓What types of background checks do you offer?
We provide in-depth background checks for:
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Criminal history (local, state, federal)
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Civil litigation records
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Employment and education verification
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Identity and Social Security validation
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Financial red flags (bankruptcies, liens, judgments)
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Social media and online presence review
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Matrimonial and pre-marital investigations
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Reference checks and reputation assessment
Each background check is powered by US UNITE, our proprietary in-house system, and conducted by former federal agents. Results are discreet, accurate, and often court-admissible.
???? Where is Martin Investigative Services located?
Our headquarters is located at 620 Newport Center Drive, Suite 1100, Newport Beach, CA 92660.
We proudly serve clients nationwide, and our investigators operate in all 50 states and internationally when needed. In-person consultations are available by appointment.
????️ How long has Thomas G. Martin been in business?
Martin Investigative Services was founded in 1981 by Thomas G. Martin, a former DEA agent with over 50 years of investigative experience. Mr. Martin has represented the U.S. Department of Justice in all 50 states and over 60 countries.
State License # PI 9077
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