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About Us

William J. Kowalski, J.D.

Principal, Director of Operations, Corporate Investigative Services

Troy, MI

University of Detroit

University of Detroit Mercy
School of Law

Every case teaches you a little bit about subjects and strategy and I’ve handled thousands of cases. When you hire us, you benefit from that experience – it means I know what to ask, where to look and what’s important to your case. My job – our job – is your success.”

Society of Former Special Agents of the FBI

Association of Certified Fraud Examiners | Member

Oakland County Bar Association | Member

Lebanese-American Chamber of Commerce | Advisory Board Member

Orchard Lake Schools | Past Regent

Current Role

Bill manages complex fraud investigations for public and private sector entities with a focus on Michigan and Ohio. Bill’s investigations of financial misappropriation have resulted in numerous successful prosecutions, from CEOs to school superintendents. He has been retained to advise key state agencies in fraud prevention strategies.

Bill also leads our background, fire investigation and digital forensics divisions, providing a suite of professional investigative tools to help clients identify and prosecute fraud. He is a frequent guest speaker at seminars and conferences educating about fraud prevention and the threat and cost of cybercrime.

Service Areas

  • Fraud and embezzlement investigations
  • Litigation support
  • Cybercrime investigations
  • Crisis management


Bill began his investigative career in 1983 with the Federal Bureau of Investigation (FBI). During his 25-year tenure with the FBI he served in the Detroit, Memphis, New York City, Flint, and Washington, D.C. offices. Bill was most recently the Assistant Special Agent in Charge of the FBI office in Detroit with oversight responsibility for counter-terrorism and counterintelligence operations throughout Michigan.

Florida Private Investigator Agency license number: A 3300085

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