Marc J. Tropeano

Director of Investigations


Marc J. Tropeano is Chief Investigator at Nationwide Legal Investigations. He has been working as an investigator since 2001. He began his career working for an ex-LAPD retired detective who instilled his work ethic and investigative techniques that are still put to use to this day. 

As a Private Investigator Marc has worked on civil and criminal cases for attorneys across the state of California and beyond. He has investigated burglaries, thefts, white collar crime, domestic matters, and worker’s compensation claims. He has interviewed dozens of witnesses and subjects and prepared detailed reports for his clients. He has also worked on hundreds of surveillances and has provided clients with video and photographic evidence in support of his findings.

Prior to joining Nationwide Legal Investigations, Marc was sharpening his skills as an undercover Animal Cruelty Investigator for the infamous Chris DeRose at Last Chance for Animals. Tell him your story, there is nothing he hasn’t heard…

Areas of Expertise

  • Surveillance
  • Missing Persons
  • Undercover
  • Infidelity

Education & Experience

Master of Surveillance; Self-taught University

True Crime Enthusiast; birth-present

Self Defense Techniques: Expert 

Member of the California Association of Licensed Investigators

Member of the Advanced Creative Writing Association 

Speaker at ALCPI Professional Investigator Training Program

Additional Skills

Leading Investigator in Southern California

Advanced Surveillance Techniques

Leading Investigator in Southern California

Legal and Court Testimony

Leading Investigator in Southern California

Covert Video/Audio Recording

Leading Investigator in Southern California

Undercover Operations 


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