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
    • Layered Voice Analysis
    • TSCM Bug Sweeps and Technical Surveillance Counter-Measures
    • K-9 Drug Detection Services
  • Attorney Services
    • Layered Voice Analysis
  • 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
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The Top-Rated Private Investigation Firm EXCALIBUR EAST - Florida - South Carolina EXCALIBUR WEST - Colorado - New Mexico


Local Roots, National Scale, Global Reach

Why Trust EXCALIBUR?


Principal: R. Lee Walters (Retired FBI Special Agent)

We are fully licensed, bonded, and insured to operate across four states, providing high-level federal expertise to private and corporate clients. 
  • FLORIDA: Agency License #A3500244 & C3500400
  • SOUTH CAROLINA: License #D4150
  • NEW MEXICO: License #PI-2024-1106
  • COLORADO: No license offered by the state of Colorado
Global Capability:
  • Nationwide Coverage: Rapid deployment across all 50 states.
  • International Operations: Specialized investigations in Europe, Asia, and the Americas.

Excalibur Private Investigation no substitute for experience
Request Free Consultation by pressing this button
Request Free Consultation by pressing button
With over 35 years of FBI and private investigation experience, EXCALIBUR Private Investigation is a trusted, veteran-owned private investigation firm serving Florida, South Carolina, Colorado, and New Mexico. Recognized nationwide as one of the top private investigation firms in the country, we provide discreet, professional, and cost-effective private investigator services tailored to your needs. Our licensed, insured, and bonded team specializes in surveillance, child custody investigations, infidelity investigations, background checks, fraud investigations, missing persons cases, and much more—always ensuring strict confidentiality and professionalism.

Advanced Use of Artificial Intelligence (AI) in Modern Investigations
EXCALIBUR Private Investigation is at the forefront of technology-driven investigative work. We leverage cutting-edge Artificial Intelligence (AI) tools to enhance the accuracy, speed, and depth of our investigations. While human expertise remains the foundation of our work, AI allows us to analyze complex data sets, uncover digital patterns, and identify hidden connections that traditional methods may miss.
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Our AI-enhanced investigative tools support a wide range of cases, including fraud investigations, infidelity, cybercrime investigations, missing persons investigations, background checks, criminal defense, digital forensics, suspicious deaths, surveillance, and much, much more. 
Enhanced AI investigations in Colorado
□️ OUR AI ETHICS & EVIDENCE ACCURACY GUARANTEE (CLICK TO EXPAND)

The Human-in-the-Loop Standard

At EXCALIBUR, we bridge the gap between innovation and veteran tradecraft. While we utilize advanced AI for data mining and surveillance clarity, we remain committed to a strict verification protocol.

  • Human Verification: Every lead or data point generated by our AI systems is manually verified by a senior investigator with FBI-level training before it enters your report.
  • Court Admissibility: All AI-enhanced evidence meets rigorous legal standards for chain of custody, ensuring our findings stand up under cross-examination.
  • Data Privacy & Security: Your case data is never used to "train" public AI models. We utilize secure, siloed environments to ensure your information remains 100% confidential.

"We use AI to find the needle in the haystack, but our experience proves it is the right needle."

EXCALIBUR Private Investigation | Florida License #A3500244 | South Carolina License #D4150 | New Mexico License #PI-2024-1106 | Colorado does not offer licensing

What You Can Expect from EXCALIBUR Private Investigation:
  • Timely & Cost-Effective Investigations – We complete cases efficiently while keeping costs manageable.
  • 24/7 Availability – Our private investigators work weekends, holidays, and overnight when needed.
  • Real-Time Case Updates – Receive detailed status reports in your preferred format, so you're never left in the dark.
  • Direct Investigator Access – Our team answers your calls and returns messages promptly--unlike other firms, we’re always reachable!

Call today to speak to a professional private investigator and let us help you eliminate the unknowns. There's no obligation and we're happy to discuss your options at no charge to you.

As of August 31, 2021, the state of Colorado no longer requires licensing of private investigators, hence there are an abundance of firms that have opened up since then who would not be able to get licensing under the past requirements. Or any requirements for that matter. Be sure you determine the background and experience of anyone claiming to be a professional investigator. We'll match our experience with anyone in the country. We are licensed in Florida, New Mexico and South Carolina.
Call us in Florida at 352-509-8900
Private investigator in South Carolina call 803-806-7800
Call us in Colorado at 719-208-4088
Call us in New Mexico at 505-208-6400
Free Private Investigation Consultations via Google Meets
We offer free Google Meets video consultations
CLICK HERE TO SCHEDULE YOUR CONSULTATION

Our Professional Investigation Services
Infidelity and Cheating Spouse investigations at EXCALIBUR Private Investigation
CHEATING SPOUSE/INFIDELITY
You deserve the truth. We'll find the answers to your questions!
Infidelity investigations

Child Custody investigations by EXCALIBUR Private Investigation

CHILD CUSTODY ​

Your children's well-being is the most important thing. We'll get the evidence you need.
Child Custody investigations throughout the United States

Discreet surveillance team conducting professional night operations in Gainesville, Florida, using unmarked vehicles and unmarked video capture equipment.
SURVEILLANCE
Surveillance can make or break a case. Make sure you hire professional private investigators with surveillance experience! Ours have it.
Surveillance Investigators

Suspicious Death Investigations
SUSPICIOUS DEATH INVESTIGATIONS
Uncover the truth with EXCALIBUR Private Investigation’s Suspicious Death Investigation services
Suspicious Death investigations firm

Private investigator providing a consultation for a missing persons case. Expert help for families seeking to locate missing loved ones and cold case assistance.

MISSING PERSON INVESTIGATIONS

We'll find them for you.
Missing Person Investigations

Domestic violence investigators in Florida, Colorado, South Carolina and New Mexico

DOMESTIC VIOLENCE

No one should have to suffer in an abusive relationship. We're here to help you or a loved one you suspect is in a domestic violence situation.
Domestic Violence Investigators in Florida, Colorado, South Carolina and New Mexico

SEXUAL HARASSMENT, SEXUAL ABUSE AND ​TITLE IX VIOLATIONS

SEXUAL HARASSMENT, SEXUAL ABUSE AND
​TITLE IX VIOLATIONS

Nobody should have to put up with mistreatment. Let us help you hold the offender accountable!
Sexual harassment, sexual abuse and title ix violation investigations

onceptual image of a magnifying glass over scattered financial documents. Professional investigation services for suspected internal and external fraud.
FINANCIAL FRAUD INVESTIGATIONS
We'll find who took what as well as where they put it! Don't let someone else ruin your life.
Financial Fraud Investigations in Florida, Colorado, New Mexico and South Carolina

Private Investigator conducting background, due diligence, and corporate intelligence investigations

BACKGROUNDS/DUE DILIGENCE/CORPORATE INTELLIGENCE

Don't make a personal or business decision without a proper background check.
Background and Due Diligence investigations

Voice Stress Analysis offered by EXCALIBUR Private Investigation

LAYERED VOICE ANALYSIS

"Uncover the truth hidden in every word." 
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EXCALIBUR Private Investigation TSCM technician preparing for a sweep.
TECHNICAL SURVEILLANCE COUNTER-MEASURES (TSCM)
Let us identify and neutralize illicit eavesdropping devices, ensuring your environment remains secure 
Find out more about EXCALIBUR Private Investigation TSCM services

K-9 Drug Detection Services
Let K-9's Ila and Finn ensure a safe, drug-free, environment
K-9 Drug Detection services

Social Media Investigations
Online Dating App Investigations
SOCIAL MEDIA/ONLINE DATING INVESTIGATIONS
We'll discover if they have something to hide! Catfishing is real and rampant.
Social Media and Dating App Investigators

Areas Served

FLORIDA| COLORADO| SOUTH CAROLINA | NEW MEXICO

Private Investigator Near You | Discreet, FBI-Level Investigations

From infidelity and surveillance to financial fraud and background checks, EXCALIBUR delivers court-ready evidence using proven investigative methods. Get answers fast — start with the FAQs below or speak directly with an investigator today.

Frequently Asked Questions (FAQs) About Our Services

What types of investigations does EXCALIBUR handle?
EXCALIBUR conducts a full range of investigations, including infidelity, surveillance, financial fraud, background checks, missing persons, domestic matters, and corporate investigations — all executed with FBI-level tradecraft and professional standards.

Are your investigations confidential?
Yes. Every investigation uses FBI-style operational security, including encrypted communication, discreet surveillance, and secure reporting, to ensure complete client confidentiality.

Can EXCALIBUR provide evidence admissible in court?
Absolutely. With over 37 years of investigative experience, including FBI training, our reports, photos, videos, and digital evidence are legally defensible and suitable for civil, criminal, or matrimonial proceedings.

What areas do you serve?
We operate across Colorado, New Mexico, South Carolina​, and Florida, and can handle specialized cases nationwide or internationally, bringing FBI-level procedures to every investigation.

How quickly can you start an investigation?
EXCALIBUR maintains ready-to-deploy investigators trained in FBI investigative protocols, allowing rapid response for urgent cases across all our service areas.

Do you handle corporate, personal, and legal investigations?
Yes. From private clients to attorneys and businesses, our team applies FBI-grade investigative methods to deliver accurate, reliable, and actionable results. Learn more on our Attorney Support and Corporate Investigations pages.

Can I consult with an investigator before hiring?
Absolutely. Our experts provide consultations using the same strategic approach and analysis methods applied in FBI investigations to guide your next steps. Schedule a consultation here.

What makes EXCALIBUR different from other investigative firms?
We combine 37+ years of investigative experience with FBI-level training, advanced technology, and meticulous attention to legal compliance — delivering unparalleled results and precision.

Do you provide digital forensics and cyber investigations?
Yes. Using the latest forensic and cyber investigative techniques, including those derived from federal standards, we uncover hidden digital evidence, recover deleted data, and trace social media and cybercrime activities. 

Is EXCALIBUR licensed and insured?
Yes. Our team is fully licensed, insured, bonded and compliant with all state and federal regulations, while applying FBI-style investigative rigor to every assignment.
Listen to our Apple podcasts
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

NCISS member

PPIAC MEMBER

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

LinkedIN member
R. Lee Walters LinkedIn profile

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South Carolina Association of Legal Investigators member

Veteran Owned Private Investigation firm

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

Privacy Policy
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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
    • Layered Voice Analysis
    • TSCM Bug Sweeps and Technical Surveillance Counter-Measures
    • K-9 Drug Detection Services
  • Attorney Services
    • Layered Voice Analysis
  • 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
    • Privacy Policy