Private Investigations Backed by Law Enforcement Experience
Discreet, court-aware investigative support for attorneys, businesses, and families across Upstate South Carolina.
Contact UsRequest Professional Investigative Support
(864) 252-2829
Providing discreet, legally sound investigative services throughout Greenville, Greer, Simpsonville, Spartanburg, and Anderson and nearby Upstate communities.
SC PI #D0004129
Donald Ehrhardt is a retired law enforcement professional with decades of investigative experience. His background provides a practical understanding of legal procedure, evidence standards, and courtroom expectations. At Beacon Investigative Services, he applies that experience to deliver structured, discreet investigations designed to withstand scrutiny.
What We Do — With Care and Precision
We provide professional investigative services designed to uncover facts while protecting your privacy and legal position.
Our work includes:
Strategic surveillance conducted lawfully and discreetly
Traffic and accident investigations
Adultery and relationship investigations handled with sensitivity
Child custody investigations focused on child welfare
Civil and criminal defense case support
Process service performed efficiently and properly
Every investigation is handled with methodical attention to detail — because in legal matters, accuracy isn’t optional. It’s everything.
When You Need Answers — And Peace of Mind
There are moments in life when something just doesn’t sit right. A custody dispute. A workers’ comp claim that doesn’t add up. A question that keeps you awake at night.
That’s when you need more than an investigator.
You need someone steady. Experienced. Quietly relentless in finding the truth.
At Beacon Investigative Services, we approach every case with discretion, professionalism, and respect for what’s at stake. Our clients trust us because we understand something simple:
This isn’t just a case file. It’s your life, your client, your reputation.
Who Trusts Beacon
We work with people who can’t afford uncertainty.
Legal Professionals
Attorneys and law firms rely on us for dependable investigative support, recorded statements, background intelligence, and due diligence. We understand timelines, evidentiary standards, and the importance of clean documentation.
Corporations & Insurance Providers
From background checks to workers’ compensation verification, we help businesses protect their interests while maintaining professionalism and compliance.
Individuals & Families
Some matters are deeply personal. Custody concerns. Suspected infidelity. Situations where emotions run high. We handle these cases with discretion, compassion, and complete confidentiality.
No drama. No exposure. Just facts.
Serving the Upstate — And Beyond
Based in Greenville, South Carolina, Beacon Investigative Services proudly serves clients throughout the Upstate, including:
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Spartanburg
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Anderson
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Easley
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Mauldin
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Simpsonville
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Travelers Rest
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Greer
We also conduct investigations statewide and coordinate with trusted out-of-state professionals when cases extend beyond South Carolina.
Wherever the facts lead, we follow — responsibly and legally.
Why Clients Rest Easy With Beacon
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✔ Experienced leadership with law enforcement background
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✔ Discreet, confidential case handling
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✔ Clear communication without unnecessary noise
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✔ Evidence gathered properly and legally
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✔ Professional documentation suitable for court
When you hire Beacon, you’re not just hiring someone to “look into it.”
You’re hiring someone who understands the weight of what’s at stake — and works until the picture becomes clear.
What types of investigations do you offer?
We provide a wide range of professional investigative services, including:
– Civil and Criminal Defense
– Child Custody Investigations
– Background Checks
– Surveillance and Activity Checks
– Domestic and Infidelity Investigations
– Workers’ Compensation and Insurance Fraud
– Process Service and Document Retrieval
Are you licensed and insured?
Yes. Beacon Investigative Services is a fully licensed and insured private investigative agency based in South Carolina, operated by a retired law enforcement professional.
Can you testify in court about your findings?
Yes. We provide court-ready documentation and, if required, we can testify to support your case in depositions or trial.
Do you handle domestic cases, such as infidelity or child custody?
Yes. We discreetly handle domestic and family-related investigations, including infidelity, child custody, dependency checks, elder abuse, and harassment investigations.
What is your service area?
We are based in Greenville, SC, and serve clients across the Upstate region of South Carolina, including Spartanburg, Anderson, and Pickens Counties. We also take on cases across the state as needed.
How much does an investigation cost?
Fees vary depending on the type and scope of the investigation. After a free initial consultation, we provide a transparent estimate with no hidden fees.
Is everything confidential?
Yes. All communications and case details are handled with complete confidentiality. Your privacy is our priority.
How quickly can you start a case?
We can often begin within 24–48 hours after an initial consultation and agreement. Rush cases can sometimes be accommodated depending on availability.
Do you offer GPS tracking services?
Yes, we provide legal and court-compliant GPS tracking services in appropriate cases, especially for suspected infidelity, asset protection, or employee monitoring.