Our Team


Nathans Investigations personnel are the foundation of our reputation and our ability to provide consistent high quality and expedited results. Retaining the best Miami Private Investigator investigative personnel is our primary strength. We consistently perform to a higher standard due to our on going training, modern technology & proper tools given to our investigators to be successful. Miami Pinecrest. Private Investigator Miami Kenda. Private Investigator Miami Coral Gables. Investigation services miami kendall. Investigation services miami coral gables. Miami investigators fl. Investigation services miami fl. Investigation agencies fl. Private Investigations miami fl.Private investigations miami coral gables fl. Private investigator miami. Private Investigator miami. Private Investigator miami pinecrest. 

Eric J. Nathan

Founder & President


  • Phone: (786) 426-7387
  • Toll Free: (855) 828-8280
  • Email: Eric@nathans-investigations.com

Maria Del Fierro

Director of In-House Investigations


  • Phone: (855) 828-8280
  • Email: Coca@nathans-investigations.com

Maria D. Marte

Corporate Development


  • Florida Licensed Private Investigator
  • Former NYPD Undercover Narcotics Officer
  • Former Pinecrest, FL Police Officer
  • Former Private Investigations & Legal Assisting Department Chair
  • Bachelor's Degree in Criminal Justice
  • Masters Degree in Emergency & Disaster Management
  • Risk Management

William P. Smith

Director of Information Technology


  • Phone: (855) 828-8280 Ext 0
  • Email: Info@nathans-investigations.com

Casey C. Crawford

Dir. Personal Protection


  • Florida Licensed Private Investigator
  • Asset Protection Group Manager
  • Executive protection for the National Basketball Association 
  • Executive protection for the National Football League
  • Executive protection for Major League Baseball
  • Executive protection for the Ultimate Fighting Championship
  • Executive protection for the U.S. Golf Association
  • P.I.S. Degree

David S. Kelly

Training & Quality Assurance




  • Civil Investigations
  • Domestic Investigations
  • Corporate Investigations
  • Due Diligence
  • Locate Missing Persons
  • Child Custody Investigations
  • Spousal Surveillance Services
  • Surveillance Service
  • Infidelity Private Investigations
  • Internet Video Surveillance
  • E-Mail Surveillance
  • Criminal Background Checks
  • Undercover Operations
  • Miami Private Investigators
  • Marital Infidelity Detectives
  • Miami Detective Services
  • Miami Private Investigation Services
  • De-bugging Investigation
  • Executive Protection Services
  • Cheating Investigations
  • Hidden Surveillance Video Cameras
  • Real Time GPS Vehicle Tracking
  • Background Checks
  • Tenant Background Checks
  • Employee Background Checks
  • Safety & Security
  • Data Recovery
  • Driving Record Searches
  • SkipTracing
  • Computer Data Recovery