Licensed Private Detective Agency — State of Maryland  |  📞 410-984-9446Free Consultation
Maryland's Trusted Investigation Professionals

Truth. Protection.
Results.

The Surveillance Group, Inc. (TSG) provides professional, discreet, and results-driven investigative and security services throughout Maryland — led by a retired Police Captain with over 35 years of law-enforcement experience.

2003
Founded
35+
Years Law Enforcement Experience
100s
Cases Solved
1000s
Subpoenas Served
Interactive Demo

Try Our Workforce Management Portal

Experience the complete employee management system with real-time clock-in/out, shift scheduling, incident reporting, and admin oversight. See how TSG manages their entire workforce.

Admin Dashboard
Officer Portal
Time Tracking
Shift Logs

Core Investigative Services

From corporate fraud to personal matters, TSG delivers accurate intelligence and court-ready evidence across all case types.

Off-Duty Police & Armed Security

TSG provides high-level security services delivered by off-duty police officers and trained armed security professionals. We protect facilities, campuses, job sites, events, and private clients.

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Employee Fraud, Theft & Corporate Espionage

TSG identifies vulnerabilities, uncovers misconduct, and provides court-ready evidence for theft of cash, inventory, property, intellectual property, unauthorized access, and corporate espionage.

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Employment Background Investigations

Save money by avoiding costly bad hires. TSG provides comprehensive, accurate, and fast background investigations to verify every critical aspect of a candidate's history.

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Asset Investigations

TSG locates undisclosed, hidden, and transferred assets for civil litigation, divorce, child support, probate, and legal settlements. Contingency-based model available for select cases.

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Cheating Spouse & Domestic Investigations

TSG provides discreet, compassionate, and accurate domestic investigations with a full range of surveillance and evidence-gathering capabilities.

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Mobile Patrol Services

Regular vehicle patrols of your property, parking lots, and perimeter. Our marked patrol vehicles provide visible security presence around the clock.

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Event Security

Comprehensive event security management for concerts, corporate events, private parties, and public gatherings throughout Maryland.

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Commercial Security

Tailored security solutions for offices, retail stores, warehouses, and industrial facilities. We assess your unique needs and create a customized security plan.

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Access Control

Manage and monitor who enters and exits your facility. From simple checkpoint management to advanced technology-based systems.

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Risk Assessment & Consulting

Expert security consulting to identify vulnerabilities in your current setup. We deliver detailed reports with actionable recommendations.

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Cyber Security Services

Protect your business from digital threats with our comprehensive cybersecurity solutions. From network security audits to incident response, we safeguard your digital assets.

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Fingerprinting Services

Fast, accurate, and professionally administered fingerprinting for employment background checks, licensing, government clearances, and personal identification needs.

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Why Clients Choose TSG

Led by a retired Howard County Police Captain
Hundreds of cases solved since 2003
Thousands of subpoenas and writs served
Proven results in civil litigation and corporate investigations
Licensed Private Detective Agency — State of Maryland
Court-ready evidence and accurate intelligence
Confidential, professional, and discreet service
Howard Ferguson
President & Chief Investigator

"After 35 years in law enforcement with the Howard County Police Department, I founded TSG in 2003 with a commitment to delivering truth, protection, and clarity. Every case receives the same professional standard I applied throughout my career."

Retired Police CaptainMBA — Univ. of MarylandU.S. Army VeteranFBI Trained

Request a Free Consultation

All matters are handled with complete confidentiality. Contact us today to discuss your case.