Certified Expert in International Private Investigation, Body Language, Polygraph, Cryptocurrency, Criminal Defense, Digital Forensics & Expert Witness.

Fernando Fernández Official: TikTok, Instagram, Facebook | Linktree

Full Biography

Seasoned Investigator | Certified Expert in Intl. Private Investigation, Body Language, Polygraph, Cryptocurrency, Social Media Intelligence, Criminal Defense, Digital Forensics & Expert Witness.

Fernando Fernández is a seasoned Private Investigator and Court-Appointed Forensic Expert Witness with a proven record of solving high-profile cases across Puerto Rico, the Caribbean, Latin America, and the U.S. From his home base in Puerto Rico, he has built a worldwide reputation for reliability, ingenuity, and attention to detail in criminal, civil, corporate, and domestic investigations.

He is frequently appointed as an Expert Witness (Perito Forense), specializing in digital forensics, document examination, audio/video authentication, and criminal defense. His expertise also includes international private investigations, body language and micro-expression analysis, polygraph examinations, cryptocurrency tracing, and social media intelligence.

Biography

2025 - Social Figure of the Year by The Ponce Awards (Ponce, PR)

2025 - Investigator of the Year by World Association of Detectives (W.A.D.) 100th Anniversary (Chicago, IL)

2025 - Nominated International Investigator of the Year 2025 by Council of International Investigators (Chicago, IL)

2024 - Expert of the Year Award - Criminal Investigation by Ilustre Colegio Nacional de Peritos (MX)

2024 - Medal for Forensic Excellence by Ilustre Colegio Nacional de Peritos (MX)

2020 - National Investigator of the Year by The Ponce Awards (Ponce, PR)

2019 - Professional Man of the Year by The Ponce Awards (Ponce, PR)

2019 - Nominated Investigator of the Year 2019 by World Association of Detectives (Las Vegas, NV)

2018 - International Investigator of the Year by Council of International Investigators (Hong Kong, CN)

2018 - Nominated Investigator of the Year by World Association of Detectives.

2016 - Nominated Investigator of the Year by World Association of Detective.

Honors & Awards

More Cases (Spanish Only) 

• Elizabeth Torres
In a landmark decision that sets a precedent for the handling of digital evidence ans the use of AI in Puerto Rico’s courts, the Court found Ms. Elizabeth Torres NOT GUILTY in a case alleging violation of a protective order under Law 54 (Domestic Violence Act).

• Frank A. Suárez
The renowned obesity and metabolism specialist, Frank Suárez, 71, who was the owner of Natural Slim, died after falling from the balcony of his ninth-floor apartment.

• Rolandito Salas
Rolando "Rolandito" Salas Jusino was last seen on July 7, 1999, playing in a park near his home in Toa Baja. He was four years old at the time. In 2020, Fernández has been part of the most recent efforts to determine the whereabouts of the young boy, who remains missing to this day. 

• Jonathan Fleming
Jonathan Fleming is a former inmate who was sentenced to life imprisonment for a murder he did not commit. Fernández located two crucial witnesses to prove Jonathan’s innocence. 



High Profile Cases

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• ASSETS SEARCH
• BACKGROUND CHECKS
• CRIMINAL INVESTIGATIONS
• DUE DILIGENCE
• EXECUTIVE PROTECTION
• FRAUD INVESTIGATIONS
• SURVEILLANCE
• LOCATE MISSING PERSON
• BUG SWEEPS


Investigative Services

• CELLPHONES & COMPUTERS EXTRACTION
• FINGERPRINTING
• FORENSIC ARTIST
• FORENSIC AUDIO ANALYSIS
• FORENSIC DOCUMENTS ANALYSIS
• POLYGRAPH SERVICES
• CRYPTOCURRENCY FORENSICS
• FIRE & ARSON

Forensic Services

• Licensed Private Investigator & Certified International Investigator
• Certified Criminal Defense Investigator
• Certificate in Micro-Expressions and Body Language
• Certified Polygraph Examiner
• Certified Anti-Terrorism Specialist
• Certified Wireless Security Investigator
• Crash Data Retrieval Specialist
• Computer Specialist (Forensics, Networks, Support)
• Certified in Homeland Security Level I and II
• Certified Social Media Intelligence Analyst
• Certified Cryptocurrency Investigator
• Certified Digital Currency Investigator
• Course in Preparation of Forensic Reports
• Becoming an Expert Witness
• Fire and Explosives Investigation 
• Certified Artificial Intelligence & Investigation Expert
• Fundamentals of Investigative Genetic Genealogy

Certifications and Trainings

• Court-Appointed Expert Witness in Digital Evidence & Artificial Intelligence Forensics | Jul 2025 | Puerto Rico Court - Bayamon

Criminal Case: BY2023CR01472 | The People of Puerto Rico vs. Elizabeth Torres

Served as a court-appointed forensic expert, analyzing key pieces of evidence including screenshots and an audio recording. Through advanced forensic examination, it was determined that the screenshots had been manipulated and that the voice in the audio file was artificially generated using AI.

• Court-Appointed Expert Witness in Investigation, Polygraph Examination, and Body Language & Microexpressions | Jul 2025 | Puerto Rico Court – Carolina

Civil Case: OPA-2025055696 under Law 54 on Domestic Violence | The People of Puerto Rico vs. Pedro J. 

The defendant was accused of abusing his minor son. As a court-appointed expert, I conducted a polygraph examination, a body language and micro expressions analysis, and a comprehensive background check in the United States.

Court Appointed Experience 

• Expert Witness in Digital Evidence & Cyber Investigations | Oct 2024 | Puerto Rico Court

Civil Case HU2023CV00266 – Maribel Reyes Rivera vs. Sunnova Energy International

Retained by the plaintiff to conduct an IP address analysis and collect digital signatures as part of the forensic examination in the case.

• Expert Witness in Digital Evidence & Cyber Investigations | Aug 2007 | Puerto Rico Court

Guayama (Case No. G DP2007-0135), Civil – Damages and Prejudices
Gloricela Lebrón Rivera vs. Lilly del Caribe, Inc.

Served as expert witness for the defendant, conducting forensic tracing of emails, IP addresses, and file metadata from Word documents. The investigation revealed that the alleged harasser had used the company’s software to insert pornographic images and distribute them by email to the plaintiff. Findings were presented through expert testimony in deposition.

Expert Witness

• When Voices Lie: Detecting AI-Generated Audio in a Courtroom
Forensic Magazine · Jan 21, 2026

• AI in the Courtroom: How We Proved a Voice Was Cloned and Screenshots Were Faked
PI Magazine · Sep 1, 2025

• The CII Case Book (Volume 2)
The Council of International Investigators · Aug 27, 2025

• Secrets of Private Investigation: A Manual for Future Detectives (Spanish)
Covert Intelligence LLC · Dec 31, 2024

• Learn the Secrets to Avoid Romantic Disappointments: Strategies to Discover the Truth Before You Fall in Love (Spanish)
Covert Intelligence LLC · Nov 27, 2024

• Unmasking Motive and Profile: Investigating Stolen Artifacts in Puerto Rico - Jose Campeche
PI Magazine · May 1, 2024

• Unmasking Motive and Profile: Investigating Stolen Artifacts in Puerto Rico – Ramón Emeterio Betances
Pi Magazine · Mar 1, 2024

• El Arte de Detectar Mentiras (Spanish)
Fernando Fernández · Aug 30, 2017

• Paradise Undercover
Fernando Fernandez · Apr 25, 2015

Publications

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Fernando Fernández

Paradise Undercover

Libreta Oficial "El Arte de Detectar Mentiras 2.0"

Secretos de la Investigación. Un Manual para Futuros Detectives

Aprende los Secretos para Evitar Desilusiones Amorosas

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Fernando Fernández

Certified Expert in International Private Investigation, Body Language, Polygraph, Cryptocurrency, Criminal Defense, Digital Forensics & Expert Witness.

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