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24 Hour Security Service 301.717.4118


In addition to our rigorous standards and hands-on approach, we express our commitment to high-quality security service through our certifications. Security Unlimited, Inc. maintains the following certifications that allow us to operate as a reliable and reputable company.

  • MD Dept. of Transportation
  • MD Dept. of Business & Economic Development
  • Retired Montgomery County Police Officer
  • Certified CPR
  • First Aid Trained

For more information about our certifications, licenses, and insurance, contact us at 301-717-4118.