Marcum’s Workplace Security & Investigations practice is nationally recognized for providing integrated responses and superior client service to counsel, human resource professionals, and corporate management involved in a variety of workplace issues.

The critical issues facing management demand a variety of diverse, integrated solutions to the increasing complications of directing a productive business. The professionals in the Marcum Workplace Security & Investigations practice draw from their employment and life experiences to help identify the appropriate responses.

Scope of Services

  • Security consulting and master planning.
  • Crisis and disaster planning.
  • Workplace violence risk assessments.
  • Employee misconduct investigations.
  • Fraud, embezzlement, harassment, and workplace threats.
  • Forensic accounting.
  • Background investigations and due diligence.
  • Intellectual property theft and non compete investigations.
  • Computer forensics.
  • Union corporate campaign response.
  • Human resources training.
  • Identity theft and data breach inquiries.
  • Litigation support.


Valuation & Litigation Advisor

Monthly update on topics relating to business valuation and litigation support.


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Kati  Allison-Boughton

Kati Allison-Boughton


  • Advisory
  • Boston, MA
Joseph  DeSimone

Joseph DeSimone


  • Assurance
  • Philadelphia, PA
David  Glusman

David Glusman


  • Advisory
  • Philadelphia, PA
Gary B. Rosen

Gary B. Rosen

National Forensic Advisory Services Leader

  • Advisory
  • New York, NY