EXCALIBUR PRIVATE INVESTIGATION
  • Investigation
    • Cheating Spouse/Infidelity
    • Child Custody
    • Surveillance
    • Suspicious Death Investigations
    • Missing Person
    • Domestic Violence
    • Sexual Harassment, Sexual Abuse and Title IX
    • Financial Fraud
    • Background/Due Diligence/Corporate Intelligence
    • Social Media/Online Dating Backgrounds
    • Lie Detector Testing
    • TSCM Bug Sweeps and Technical Surveillance Counter-Measures
    • K-9 Drug Detection Services
  • Attorney Services
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      • Columbia SC Private Investigator
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Greenville Elite Private Investigation

FBI-level tradecraft for legal, corporate, and private matters. From Child Custody to Financial Fraud, we provide the clarity you need


Private Investigation in Greenville, South Carolina

Why Choose EXCALIBUR in Greenville?

When the unknowns in Greenville County become too high-stakes to ignore, you need an investigator who understands both the local landscape and federal standards of evidence."
  • Local Roots, Federal Standards: Led by a founder with over 35 years of experience, including over 24 years with the FBI, we bring a level of tactical precision rarely seen in local firms.

  • Zero-Detection Surveillance: Whether it’s a sensitive domestic matter or a complex worker’s comp claim, our surveillance is executed with sophisticated equipment and "zero detection" methodology.

  • Strategic Location: We're located in the heart of Greenville and can deploy investigators on a moments notice.

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Greenville, SC Private Investigation
Greenville, South Carolina Private Investigator near me
Private Investigator in Greenville, SC

Elite Investigative Core Competencies

1. Advanced Surveillance & Domestic Matters

Our "Zero-Detection" surveillance methodology is the gold standard for high-stakes domestic cases. We utilize specialized optics and GPS technology to provide court-admissible evidence in:
  • Child Custody & Visitation: Securing the facts for the safety and well-being of your children in Greenville County and surrounding areas.
  • Infidelity & Cohabitation: Discreetly confirming or dispelling suspicions with high-definition video proof.
  • Missing Persons & Locates: Leveraging OSINT and field tactics to find estranged relatives or elusive subjects across Greenville.

2. Legal, Litigation & Witness Development

We act as a force multiplier for Greenville law firms, providing the "boots-on-the-ground" support needed to build a winning case:
  • Comprehensive Witness Development: Professional locating, vetting, and interviewing of key witnesses.
  • Evidence Collection & Preservation: Expert gathering of physical and digital evidence for civil and criminal trials.
  • Strategic Case Consulting: Applying 35+ years of investigative experience to assist legal teams in Greenville, Mauldin and Greer.

3. Corporate Risk & Financial Investigations

Protecting your business interests with sophisticated intelligence and deep-dive forensics:
  • Worker’s Comp & Insurance Fraud: Defending against fraudulent claims with undeniable surveillance evidence across Greenville County and beyond.
  • Financial Fraud & Asset Searches: Uncovering hidden wealth, offshore accounts, and illicit transactions.
  • High-Level Background Vetting: FBI-level due diligence for Greenville executive hires and sensitive partnerships.
  • TSCM (Bug Sweeps): Technical Surveillance Counter-Measures to secure your Greenville home or executive office from electronic eavesdropping.​ 

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Private Investigator in the United States

Member of Florida Association of Private Investigators

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Member of Society of Former Special Agents of the FBI

PPIAC MEMBER

NCISS member

Private Investigator in Colorado, Florida, New Mexico and South Carolina and former FBI Agent

LinkedIN member
R. Lee Walters LinkedIn profile

Veteran Owned Private Investigation firm

South Carolina Association of Legal Investigators member

Former member 4th Infantry Division

PIMagazine.com
Spanish Investigators available
Major credit cards accepted
Gainesville, Florida
Columbia, South Carolina
Colorado Springs, Colorado
Santa Fe, New Mexico

Florida #A3500244 & C3500400

352.509.8900

South Carolina SLED #D4150
803.806.7800
Colorado 
719.208.4088
New Mexico #PI-2024-1106
505.208.6400


[email protected]

Copyright © 2026 – All Rights Reserved
​

Headquarters
EXCALIBUR  Legal Support - Private Investigation, LLC
7257 NW 4th Blvd, Suite 73, Gainesville, FL 32607
  • Investigation
    • Cheating Spouse/Infidelity
    • Child Custody
    • Surveillance
    • Suspicious Death Investigations
    • Missing Person
    • Domestic Violence
    • Sexual Harassment, Sexual Abuse and Title IX
    • Financial Fraud
    • Background/Due Diligence/Corporate Intelligence
    • Social Media/Online Dating Backgrounds
    • Lie Detector Testing
    • TSCM Bug Sweeps and Technical Surveillance Counter-Measures
    • K-9 Drug Detection Services
  • Attorney Services
  • Service Areas
    • Florida Division >
      • Gainesville FL Private Investigator
      • Jacksonville FL Private Investigator
      • Ocala FL Private Investigator
    • Colorado Division >
      • Colorado Springs, CO Private Investigator
      • Denver CO Private Investigator
      • Fort Collins CO Private Investigator
    • South Carolina Division >
      • Columbia SC Private Investigator
      • Greenville, SC Private Investigator
      • Charleston SC Private Investigator
  • About
    • Media/Press
    • Education
    • ADA Accessibility Statement
  • Contact Us
    • Contáctanos