Private investigation by former Federal agents. Martin Investigative Services. (800) 577-1080

Private Investigator Near Me

Investigative expertise in: Background checks, Missing person investigations, Surveillance, Asset searches, Corporate investigation, Bug sweeps, Interrogation services, Domestic investigations, Workman’s comp & more.


See a full list of our investigation services here.

Private Investigative Services

Our team of private investigators are former Federal agents with the FBI, DEA, IRS or Secret Service.

Private Investigator with over 50 years experience, Thomas G. Martin and his team of former Federal agents have a proven track record of delivering results to our clients. Martin Investigative Services has been featured in both National and Local publications from the Los Angeles Times to the Wall Street Journal.

Watch The 3-Minute Video About Our Agency

Private investigation by former Federal agents. Martin Investigative Services. (800) 577-1080

Top Private Investigator

Martin Investigative Services

World-Class Private Investigators

Our agency is composed of former federal agents of the DEA, FBI, IRS and Secret Service. This insures our level of experience and knowledge is unsurpassed in our profession. We serve clients in all 50 states and in numerous foreign countries.


Quick links: Asset Search | Bug Sweeps | Missing Persons | Background Search | SurveillanceCorporate Investigation | Private Investigation

Watch The 3-Minute Video About Our Agency

We have over 50 Years of Press on National, Local, Print and Television.

Martin Investigative Services has been featured in both National and Local publications from the Los Angeles Times to the Wall Street Journal.

Private Investigative Services

When you have a critical personal or professional issue. Why would you trust anyone but a highly qualified private investigator?

Martin Investigative Services, Inc. a private investigation company, was founded in Orange County, California in 1982. We have been serving individuals, attorneys with evidence gathered admissible in court, corporate clients and the insurance industry for the past fifty years.

If you have questions or wish any matter clarified, please call our toll-free number at (800) 577-1080 and one of our senior investigators will be pleased to speak with you about your matter and our private investigator cost and procedures.

Private Investigator Free Consultation

Missing Person Search

How to Find a Missing Person

Missing Persons Private Investigator

Needing to find a person, a long lost friend, an adult family member? A private investigator can help you find your missing person.

We know the angst sometimes a lost person brings to a family.  After 50 years of service, we have the knowledge to digitally search at the deepest levels.  Finding someone who doesn’t want to be found is a daunting task.  Here at Martin Private Investigations, we are equipped with the largest databases to help you, find who you’re looking for. Learn about the cost of hiring a private investigator to find someone.

From adoption search, finding deadbeat dads, finding biological parents, missing persons in Mexico, missing person with mental illness and more, we can help.

Asset Search

Asset Search

Properties | All Types of Accounts

Types Of Asset Searches We Conduct

Be sure nothing is left uncovered when Martin PI conducts an private investigator asset search at the start of the investigation process. We also offer private investigator services for lawyers.

If you have all the needed data to start the asset search going, find out about hiring a private investigator to help in an asset search.

Bug Sweep Detection

Bug Sweep Detection

Find out How to tell if a room is bugged. You see if you suscept someone nefarious around you, hire somone to check for hidden cameras. Peace is a call away.

Need to bug sweep your property? If you are a home owner or business owner, learn about the following:

The professional name for a bug sweep is an electronic surveillance detection sweep. This is a full-scale inspection that is performed in 3 phases over 2 days. Read our Private Invesigator bug sweep overview.

Bug sweep service is important to not only find the bugs that may be hidden, but to find the people that planted them in the first place! We guarantee that we will find any and all eavesdropping  devices secreted in your home or workplace. Learn more about how to find a hidden camera.

Surveillance Services

Surveillance Services

Set Up a private and free consultation

The most common surveillance services we perform involve:

Private Investigation

Private Investigation Service

Orange County Private Investigator | Los Angeles Private Investigator

Hire a private investigator from Martin PI. Martin Investigative Services are former Federal agents that are experts at providing you proof that is admissible as evidence in a court of law. Learn the risks of hiring a private investigator.

Investigators have extensive experience in investigative law and reporting techniques, background investigations, surveillance, interrogation, employee fraud investigation and litigation issues, and information searches.

Corporate Investigation

Corporate Investigation Services

Corporate Investigation Services Overview

Stop employee theft.

Do you think your employees are stealing from you? Do you suspect them of illegal activities at work? Are they sleeping on the job?

There is a relatively simple solution to your problem: Our interrogation and interview services get results quickly.  All information gathered is court-admissible.

Background Check

Background Searches

Performed and reviewed by former Federal agents.

These days, there are a number of companies and web sites that perform background checks.

More often than not these services offer results of mixed quality by using dated sources that provide only pieces of information, with no quality assurance or professional review.

“We are the 5-Star review leader in our industry.”

Our agency has helped thousands of clients throughout our 50 years of Investigative Services. Read more on what others are saying about us and contact us for a discreet one-on-one discussion on your matter. You’ll be glad you did!

We serve clients in all 50 states and numerous foreign countries.

Are you needing to have a surveillance completed on someone? Bug sweep private investigator needed due to electronic eavesdropping bugs? Call us today at 1-800-577-1080.
Learn more about private investigation in Mexico.

Let Us help you Bring Your peace back!

Private Investigator Near Me

“Our team of private investigators are are ready to help you. Your privacy is important to us! Serving states nationally.”

What to Expect from Martin PI

  • First is your privacy. We keep nothing. We directly give all copies of photos and videos collected during any surveillance investigation to the client. We keep nothing.
  • Second, we will save money and time. Be it business or personal, effective private investigation helps you avoid the bad decisions that ultimately cost money.
  • Third, is a full money-back Guarantee. We offer a 100% full money-back guarantee on all of our services.

How can we be so confident?

Our investigators are Former Federal agents. Our network comprises private investigators that are former DEA, FBI, IRS, and Secret Service 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!

As an Orange County Private Investigator, Los Angeles Private Investigator and all othe counties throughout the contintental USA, we can help you uncover personal and corporate matters.

bug sweeps
Private Investigator near me


A professional private investigator will always have an office. It is especially common in California for private investigators to not have offices, preferring instead to meet at restaurants or communicate by phone or email only.

Martin Investigative Services will always provide you with an estimate upon our first conversation. All consultations remain free and confidential.

A professional private investigator will provide an accurate estimate and will not exceed the quote without your approval.

Your first conversation with any reputable private investigator should always be at no charge.

Martin Investigative Services has performed background checks, private investigation, surveillance and bug sweeps for our clients.  They have also served difficult process in lawsuits.  They have performed unquestionably and unfailingly to perfection.  We will always call Martin first – and hope he hasn’t been called yet by the other side!

Lisa & Bruce Hughes

Hughes and Hughes, LLP

MartinPI is the Right Private Investigation Team

We Understand the Harsh Reality When Someone is Invading Your Privacy. You Can Stop it Today!

Speak with Thomas Martin today. Our team of private investigators have years of professional experience in finding bugs and the parties responsible for planting them.  Any and all evidence we collect is done so in a fully court-admissible manner – so if you need to go to trial with your case, the evidence will stand up.

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