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Looking to invite Mark Pucci to your podcast, write a story or get a professional analysis of the case on TV? Please fill out our
About Us
Who We Are
With more than 25 years of experience, our Long Island–based headquarters and team of investigative professionals at New York Private Detective Services are a one-stop shop for all investigative needs.
Led by decorated, retired NYPD detectives, our firm combines law enforcement expertise with advanced private-sector techniques to deliver trusted, accurate and confidential results.
We take pride in providing professional, discreet and results-driven services that give our clients clarity and peace of mind. Whether your concern is personal, legal or corporate, we approach each case with the same dedication and precision.
“We protect your interests and exceed your expectations every time - no investigation is too big or too small.”
Our Practice Areas
Our practice areas include:
We specialize in a full range of investigative services, including:
Accidental / Wrongful Death Investigations
Homicide Investigations
Missing Persons Investigations
Child Abduction Investigations
Cold Case Investigations
White Collar & Corporate Crime Investigations
Financial & Credit Card Fraud Investigations
Due Diligence Investigations
Cyber Crime & Computer Forensics Investigations
Adoption–Adoptee Location Investigations (Birth Parents / Children / Siblings)
Surveillance (Insurance / Matrimonial / Observational)
General Liability Investigations
Auto Accident Investigations / Accident Scene Diagramming
Written Statements / Recorded Statements
General Background Investigations
Pre-Employment Background Investigations / Screening
AOE/COE Investigations
Locates & Skip Tracing
Activity Checks
Alive & Well Verifications
Site Inspections and Service of Process
Whatever your investigative needs, we’ve got you covered — from complex criminal defense support to sensitive personal matters.
We represent individuals, attorneys, and corporations with the same level of professionalism and confidentiality.
No investigation is too big or too small — every client receives personal attention and dedication.
Our Mission & Approach
Our mission is simple: deliver certainty that stands up when it matters most. We don’t chase noise or volume - we pursue verifiable facts, documented clearly and protected rigorously.
What sets our work apart
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Legality first. Every assignment is framed by the letter and spirit of the law. If a tactic isn’t lawful or defensible, it isn’t used.
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Privacy by design. Sensitive information is collected sparingly, stored securely and shared on a need-to-know basis through an encrypted client portal.
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Evidence that holds. Findings are organized for scrutiny - source trails, timestamps, exhibits and plain-language summaries that translate into action.
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Independence. We are not swayed by pressure or preferred narratives. The file tells the story, and the report reflects it.
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Clarity over drama. No speculation, no filler - just what can be shown, how it was obtained and what it means for the decision at hand.
What Our Clients Say
We take pride in delivering quality work and building long-term relationships with our clients.
Professional, thorough, and discreet. They delivered exactly what our case needed.
— Corporate Client, NYC
They found my sister when we thought all options were gone.”
— Private Client, Long Island
— Private Client, Long Island
We rely on NYPD Services for complex investigations that require courtroom-ready evidence.
— Attorney, New York