Mark William Grena

License

Licensed by

Illinois Department of Financial and Professional Regulation

License number

115002442

Status

Active

First issued

September 3, 2014

Expires

May 31, 2029

License holder

Mark William Grena

Entity type

Individual

Classifications

• Licensed Private Detective Security & Investigations

More from the license record

Current term began

03/04/2026

Other Illinois licenses under this name

• IL
  Mark William Grena

  License 129123850

  Permanent Employee Registration (Detective Board)
  Active

  Geneva, IL

  Expires May 31, 2027
• IL
  Mark William Grena

  License 230117806

  Original Firearms Training (Detective Board)
  Active

  Winfield, IL

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