About the Author

Mark Sullivan, CPP, CFE

Mark J. Sullivan, CPP, CFE, is a former senior manager in Deloitte & Touche’s Forensic and Investigative Services practice and one of the leaders of the firm’s Corporate Loss Prevention Services Group. Vince Cilli is a senior manager and consumer business specialist for Deloitte & Touche with 35 years of accounting, auditing, finance, and administrative experience in the retail environment.

Articles by Mark Sullivan, CPP, CFE