• ProfessionalInvestigations

    Diamond and Mann Professional Investigators

    Highly Trained Operatives

    Our professional investigators have been trained by some of the best in the world, the US military, DEA, FBI, DOJ and DOS to mention a few. We combine modern technology with the highest level of integrity, professionalism and training, so you know that you are going with the best.

  • BackgroundChecks

    While this seems logical, many companies fail to perform even basic background investigations or reoccurring checks.

    What you need to know

    Who is around you? In a relationship or about to be? Have you done your due diligence? Weird neighbor? We can answer those questions. Call now and you WILL know!

  • MissingPersons

    At Diamond and Mann we can help locate missing children or heirs even if it is a cold case.

    Don't be left in the dark

    Don’t let a son, daughter or loved one stay missing. Know what happened or where they are.. Missing heir? No problem.
    Call us today at 1-386-566-2027.

  • Infidelityand Divorce

    You need to do what is right for you and your family.

    We can help you!

    Need information about your spouse, significant other or someone you are about to get into a long term relationship with?

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General Services

Our goal is to provide unparalleled investigative services while maintaining the highest level of professionalism and integrity. We will treat each client as a unique case giving the highest level of service ensuring the utmost confidentiality. We pride ourselves in thoroughness, trust and client satisfaction.


Business Services


Internal Affairs

If you are and active LEO and need help preparing your defense in an IA case, contact us for help!


Fraud Investigations

We will address some of the reasons and needs to have a background investigation completed on someone.

Deception Audits

A Deception Audit can be used to detect vulnerabilities with a department, a project or a board.


Fraud Examinations

Fraud examination consists of knowledge of accounting and auditing, investigation, law, and criminology.

Competitive Intelligence

Competitive intelligence is an ethical and legal business practice, as opposed to industrial espionage.


Due Diligence

An investigation of a business or person prior to signing a contract, or an act with a certain standard of care.



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