The highest-rated Private Investigator & Detective companies out of 162 vetted & reviewed in the Saint Louis area.
Learn how we score.
Prominent finalists A-Z in Saint Louis
A-1 Private Investigations
API
Black Diamond Investigations
Callahan & Associates
Captured Investigative Agency
Covert Results
Gateway Investigations
Global Intelligence Consultants
Goldkrupp Legal
Henson Investigations
Kellerman Investigations
Kevin Sweet Investigations
King & King Detective Agency
Larkins Investigations
Lawdog Investigative Service
Mc Dowell & Associates
Metro One Investigations
Peak Surveillance
Pyr-Tech
Range Investigation Services
Shadow Company Investigations
Special Services
Stillwatch Investigations
Tscm Special Ops Group
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Goldkrupp Legal
(24)
Signing Services, Notary Services, Investigations
“I submitted the request online on Sunday and received confirmation (with photographs!”
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Gateway Investigations
(8)
Subrogation Investigations, Workplace Accident Investigations, Auto Accident Investigations
“If you Choose him as your investigator I know that this man would do an outstanding job just give them a chance I still wanna investigate this ex-husband of mind but for now I guess I'll contact Atterny but he was outstanding.”
“With my experience as a private eye for 28+ years and having worked with many great colleagues over the years, I can say without hesitation that Mike's work product was "Solid and sterling.”
“Pyr-Tech, Inc., is a professional investigation company specializing in fire and explosion incidents. Our company investigates fire and explosion events involving residential and commercial structures, motor vehicles, watercraft, and farm implements....”
“The lead investigator was able to find a missing family member and get them returned safely to our family.”
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Metro One Investigations
(1)
“They do a great job.”
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Range Investigation Services
“Offering a full suite of investigation services including media collection, surveillance, document retrieval and delivery.”
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Mc Dowell & Associates
“Regardless of the size of your concern, you will be given the same attention as our largest clients. Our people are experienced field investigators. In the geographic areas where we do not have a physical presence, both domestically and international...”
“She really went above & beyond even our own level of satisfaction to make sure we had all the information we needed and that we were comfortable with what we had.”
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Henson Investigations
(5)
“1000 stars this is the place to go highly recommend this to anyone needing help, i had answers within minutes Elizabeth is amazing thank you so much for your help”
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Global Intelligence Consultants
(7)
Team
Professional
Individual
“These guys are the best in the business and have contacts world wide to assist their special operations teams when they arrive, so the job can get done professionally and successfully.”
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Black Diamond Investigations
(2)
Domestic Investigations, Corporate Investigations, Site Security
“I would recommend Black Diamond to anyone who is in need of a private investigator.”
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Captured Investigative Agency
For Mass Tort Attorneys, For Lawyers, For Businesses
“The detectives at Captured Investigative Agency are kind, patient, and understanding. Not only did Detective John Houseman listen and make important recommendations, but he also helped me understand my case. I never thought I would need a detective a...”
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Kevin Sweet Investigations
(1)
“Skilled”
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Lawdog Investigative Service
(13)
Professional
Fingerprints
“Friendly and knowledgeable”
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Peak Surveillance
(4)
“The people at Peak Surveillance did an awesome job helping me get the answers I needed to move forward with my case; I couldn't have asked for anything more!”
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Covert Results
(30)
Security
Company
Reports
“I had the pleasure of working with Shelby, who immediately responded to my inquiry and got me the results I was looking for in less time than I could've ever imagined.”
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Larkins Investigations
(30)
Tscm (Bug Sweeps), Business Investigations >, Criminal Defense Investigations
“We inquired Larkins Investigations on getting someone served in Tennessee due to her fleeing the state of Texas, and Matthew was the ONLY person able find her and get her served!”
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Callahan & Associates
(30)
Results
Information
Business
“Rodney was very persistent and competent; in addition to completing my request, he even gave me information that I had no idea was physically possible.”
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Stillwatch Investigations
(30)
Information
Team
Court
“We needed an investigator in Tennessee to assist us, and Renee located the subject and was able to give us pertinent information to help us tremendously.”
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King & King Detective Agency
(29)
Results
Job
Communication
“Provided my client with the information needed within hours, saving him time and money.”
“I have worked with Mitch for many years and in that time I have always been impressed with his work he has always been available to answer all questions and help my clients...”
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Private Detective Services in Saint Louis, MO Cost Estimates