Mark O Brown

License

Licensed by

Illinois Department of Financial and Professional Regulation

License number

279000661

Status

Active

First issued

October 7, 2025

Expires

October 7, 2028

License holder

Mark O Brown

Entity type

Individual

Classifications

• Firearm Control Card-Irocc Waiver (Detective Board) Security & Investigations

More from the license record

Current term began

10/07/2025

Other Illinois licenses under this name

• IL
  Mark O Brown

  License 129458671

  Permanent Employee Registration (Detective Board)
  Active

  Chicago, IL

  Expires May 31, 2027
• IL
  Mark O Brown

  License 229090101

  Firearm Control Card (Detective Board)
  Active

  Burr Ridge, IL

  Expires Apr 19, 2027
• IL
  Mark O Brown

  License 230142327

  Original Firearms Training (Detective Board)
  Active

  Chicago, IL
• IL
  Mark O Brown

  License 285455057-AUPO

  Registered Adult Use Principal Officer
  Inactive

  Chicago, IL

  Expired Nov 30, 2024

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