Litigation & Crisis Management

Your safety, Your Privacy, Our Promise

Your Premier Investigation Firm

Cutting Edge



Headquartered in Long Beach, California, Delta 7 is an investigation firm and a security consultancy comprising former FBI special agents. Delta 7 provides unparalleled investigative and litigation support services to corporations, law firms, and individuals. Our services include private investigation, physical and electronic security assessments, Technical Surveillance Countermeasures (electronic sweeps), executive protection, and more.

An expert consultancy, Delta 7 is a leader in Technical Surveillance Countermeasures (electronic sweeps) and electronic and physical security assisting clients identify vulnerabilities and delivering solutions to mitigate and manage technical and physical security risks.


Domestic & International

Your Trusted Consultancy


Investigations & Live Scan Service

Home - Thumb Electronic Sweeps

Electronic Sweeps


BLE Tracker Detection

Home - Thumb Government Sourcing

Business Development & Strategic Sourcing Services

Subject Matter Experts

Delta 7 Group

Delta 7 is your portal to investigators and technical security experts. Our commitment is to bring you the best from the leading federal law enforcement agency in the United States.

Delta 7 provides expert services in investigations, litigation support services, mobile Live Scan fingerprinting, electronic sweeps, security consulting, and strategic sourcing, including:

  • Investigations (CA PI License# 188424)
  • Litigation Support Services
  • Licensed Mobile Live Scan Operator (California DOJ and FBI)
  • Background/Due Diligence Investigations
  • Electronic Sweeps (Technical Surveillance Countermeasures)
  • BLE Tracker Detection
  • Business Development and Global Strategic Sourcing
  • Physical Security Assessments

Delta 7 is your portal to investigators and technical security experts. Our commitment is to bring you the best from the leading federal law enforcement agency of the United States.

Delta 7 Group: President
FBI (1988-2011)

Emmanuel Ladsous


Delta 7 Group founder, Emmanuel Ladsous, retired from the FBI in 2011 after a prestigious 23-year career. Mr. Ladsous is the president and founder of the Delta 7 Group, a licensed California private investigator, and an international business consultant.

Mr. Ladsous is a former FBI supervisory special agent and an FBI/NSA-certified technical surveillance countermeasures examiner.

Mr. Ladsous conducted complex sensitive national security and criminal investigations including terrorism, foreign counterintelligence, organized crime, white-collar crime, public corruption, civil rights violations, financial crime, bribery, bank robbery, extortion, kidnapping, interstate criminal activity, fugitive and drug-trafficking matters.
Read More



Licenses & Certifications

  • California Licensed Private Investigation Firm (License# 188424)
  • Registered with the California State Controller’s Office, Unclaimed Property Division
  • Technical Surveillance Countermeasures Certifications (FBI and Interagency Training Center)
  • Licensed Mobile Live Scan Operator (California DOJ and FBI)

Delta 7 Group is not associated with the Federal Bureau of Investigation or any law enforcement agencies. Delta 7 Group is a California private investigation firm (CA PI License #188424).